ManTech is seeking a motivated, career and customer-oriented SeniorCloud Consultant, to join our team in Hanover, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT.Responsibilities Included but are not limited to:Responsible for leading technical exchange meetings and advise customers on path for transition / transformation to the cloud.Will perform Analysis-of-Alternatives for architecting/implementing the customer's application in the cloudResponsible for creating well-informed cloud architecture and migration strategies for various application use-cases while developing and documenting cloud "best practices".Will provide cloud guidance and recommendations on cloud services to meet specific needs and will document cloud training opportunities and material.Minimum Qualifications:Associates degree with Fifteen (15) years' experience of relevant experience OR Bachelor of Science (BS) Degree with Twelve (12) years of relevant experienceExperience with managing project work as defined by the government.Experience with leading medium to large complex projects and major phases of very large projects while providing highly technical and specialized guidance and solutions to complex IT problems.CompTIA Security+ or similar certification for IAT Level II DoD 8570 compliancePreferred Qualifications: Experience with AWS cloud services, including an AWS VPC, routing tables, IGW and NAT, public and private subnetsExperience with cloud architecture and migration plan.Experience designing and implementing Cloud architectures that meet requirements for security, high availability, fault tolerance, cost-efficiency and scalabilityExperience consulting and advising customers projects/product teams with regards to architecting cloud-based environments for applications and migrating to the cloud from legacy environments.Clearance Requirements:Must have a current/active TS/SCI w/ Polygraph. Physical Requirements:Must be able to remain in a stationary position 50% of the time.Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems AdministrationJob Qualifications:Skills:Backup and Recovery (Software), Disaster Recovery (DR), Information Technology (IT) SystemsCertifications:NoneExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:Restore System AdministratorTransform technology into opportunity as a Restore System Administrator with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate.At GDIT, people are our differentiator. As a Restore System Administrator you will help ensure today is safe and tomorrow is smarter. Our work depends on Systems Administrator Advisor joining our team.HOW A SYSTEMS ADMINISTRATOR ADVISOR WILL MAKE AN IMPACT Assist in the restoration of files\profiles and mailboxes using backup applications Netbackup, Avamar, Commvault Willing to work in Data Center to facilitate tape movements for data restores. Assist customers with file management, profile standards and e-mail organization Profile and permission structure knowledge Resolution and ticket handling awareness to align to SLA obtainmentWHAT YOU’LL NEED TO SUCCEED: Education: Technical Training, Certification(s) or Degree Required Experience: 5+ years of related experience Required Technical Skills: Basic computer Security Clearance Level: TS/SCI w/Poly Required Skills and Abilities: Critical thinker, Quick Learner, Detail Oriented, and Organizational skills Preferred Skills: Ability to work well independently, Verbal and written communication skills to interact with customers and technical support Location: On Site US Citizenship Required Security + Shift: Tuesday - Saturday 9am-5pm or 10am-6pmGDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from#GREENWAY#ITPolyMDThe likely salary range for this position is $105,622 - $138,000. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech is seeking a motivated, career and customer-oriented Cloud DevOps Engineer to join our team in Hanover, MD. In this role you will be working as a cloud Engineer utilizing cloud computing platforms and developing full stack web application interfacing with AWS services. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT. Responsibilities Included but are not limited to:Responsible for building new and improving existing CI/CD pipelines.Responsible for performing operations on end-user virtual machine provisioning/de-provisioning (VMWARE, and Amazon AWS platforms) supporting the automation of Active Directory security group manipulations.Will perform daily development using .Net framework with C#, Python, MSSQL and minor system administrative duties on Windows and Linux platforms.Responsible for creating collection object cleanup routine within an Angular/Node JS application to simulate a hierarchical cascade delete process for a dynamic MongoDB system.Minimum Qualifications: Shall have a minimum of sixteen (16) years’ experience programming with at least one (1) object oriented language Experience with ansible, Python, Angular and Django 5 years functional experience with containerization technologies like Docker. 2 years’ experience working within the Linux desktop environment and bash shell Preferred Qualifications:Fluent with git and GitLab, both in commonplace software development processes (branches, merge, reviews, issues, code reviews) Use open-source technologies and tools to accomplish specific use cases encountered within the project such as GitLab, AWS Web Services, and Visual Studio Performs daily development duties using .Net framework with C#, Python, MSSQL and minor system administrative duties on Windows and Linux platforms Experience refactored code by identifying bottlenecks to optimize code blocks through method timing. Experience Implementing quality control procedures for team products to reduce redundancy and enhance efficiency Clearance Requirements: Must have a current/active TS/SCI w/ Polygraph.Physical Requirements:The candidate must be able to move, carry and deliver workstations from inside the office to customer’s desk.The person in this position must be able to remain in a stationary position 50% of the time.Must communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

Type of Requisition:PipelineClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software EngineeringJob Qualifications:Skills:Java, Software Solutions, Software SystemsCertifications:NoneExperience:10 + years of related experienceUS Citizenship Required:NoJob Description:At General Dynamics Information Technology (GDIT) you'll be part of a team that makes a true impact by building cutting-edge mission-critical applications that help the end user accomplish their mission and keep people safe. The work we do is important. The challenges we face are career-defining. The opportunity we can offer is one-of-a-kind.Our work depends on a JuniorFront End React Developer joining our team to support a GDIT program that we are the prime on and is located at Annapolis Junction, MD. As a Front End React Developer, you will have the opportunity to design and enhance various mission critical UIs like geospatial awareness tools using ReactJS due to rapid growth in data processing requirements.The Junior Front End React Developers will work with cutting-edge technologies including:Technologies: React 18, Redux, Vite, JavaScript, TypeScript, Microservices, AWS, Docker, Kafka, Kubernetes, CassandraTools: Yarn, Node, GitLab, VSCodeKEY RESPONSIBILITIES:Design, develop and support production user facing applications in support of mission objectivesProvide ongoing development, maintenance, support, and software enhancements in existing systems and platformsTroubleshoot complex problems and provide customer support for software systems and application issuesProvide recommendations for continuous improvementsWork alongside other engineers on the team to sustain and advance our organization’s capabilitiesREQUIREMENTS AND QUALIFICATIONS:The position requires an active TS/SCI with PolygraphBachelor’s Degree in Computer Science, Computer Engineering or a related technical discipline, plus 2 years of application design and development experience.Minimum of 1 year of experience with ReactWHAT GDIT CAN OFFER YOU401K with company matchRewards program for high-performing employeesComprehensive health and wellness packagesProfessional growth opportunities including paid education and certificationsRest and recharge with paid vacation and holidaysInternal mobility team dedicated to helping you own your careerDiverse, highly collaborative teamsChallenging work that makes a real impact on the world around youCutting-edge technology you can learn fromFlexible work scheduleWork Life balance#SWDevPolyMDThe likely salary range for this position is $138,072 - $186,804. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Software Assurance Evaluation Engineer to join our team in Hanover, MD. This is a full time position with 5 days being onsite. The position is part of a team that provides software development support for an organization that is tasked with dissemination of data to various customers within the Intelligence Community.Responsibilities include, but are not limited to:Responsible for leading the development of Software Assurance Analysis methodologies, formulating, and validating testing scores, creating, and validating test cases that support Software Assurance (SwA) tool analysis.Acts as a technical expert in the testing of client software and defines remediation recommendations with clients to define recommended remediation.Responsible for mentoring junior Software Assurance Evaluation Engineers providing advice, guidance, consultation and teaching state-of-the-art software assurance testing and analysis techniquesResponsible for leading efforts in defining new methods and techniques for software assurance testing and analysis. Leading teams and surveying industry to identify new source code SwA tools and methodologies.Will be responsible for tuning and running source code analysis tools, evaluating the strengths and weaknesses, and determining the suitability for a given software/customer while interpreting, prioritizing, and using source code SwA tools results to remediate potential vulnerabilities in software.Required Qualifications:Master’s Degree in software engineering, computer science or electrical engineering and eleven (11) years’ experience in systems security engineering, software vulnerability assessment.Or Bachelor’s Degree in software engineering, computer science or electrical engineering and fifteen (15) years’ experience in systems security engineering, software vulnerability assessmentFifteen (15) years of experience evaluating the strengths and weaknesses and determining the suitability of software in a given software/customer environment.Ten years of experience designing, implementing and testing source code SwA analysis processes.Ten years of experience programming in Java, C/C++, or C#.Five years of experience developing/consulting on code for production systems using structured development environments.Preferred Qualifications:Experience with some or all the below technologies:KlockworkCodePeerFortran-LintCodeSonarSecurity FortifyIDA ProMATLABSecurity Clearance Requirements:Active TS/SCI w/ PolygraphPhysical Requirements:Must be able to remain in a stationary position 50%.Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.The person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations.

Type of Requisition:PipelineClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software EngineeringJob Qualifications:Skills:Java, Software Development, Software SolutionsCertifications:NoneExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:Job DescriptionAt General Dynamics Information Technology (GDIT) you'll be part of a team that makes a true impact by building cutting-edge mission-critical applications that help the end user accomplish their mission and keep people safe. The work we do is important. The challenges we face are career-defining. The opportunity we can offer is one-of-a-kind.Our work depends on a Mid-Level Java Developerjoining our team to support a GDIT program that we are the prime on and is located at Annapolis Junction, MD. As a Mid-Level Java Developer, you will develop highly efficient Microservices on a Linux operating system utilizing Java and Kotlin, for use in Docker/Kubernetes high-volume data-processing applications, while practicing modern Agile methodologies.Java Developers will work with cutting-edge technologies and tools to include:Technologies: Microservices, AWS, Java 21, Docker, Kafka, Kubernetes, Cassandra, Kotlin, ReactJS, SpringBoot/Cloud/Data, Redis, PostgresTools: Maven, Node, GitLab, SonarQube, VSCode, IntelliJKEY RESPONSIBILITIES:Design, develop and support production user facing applications and backend software in support of mission objectivesProvide ongoing development, maintenance, support, and software enhancements in existing systems and platformsTroubleshoot complex problems and provide customer support for software systems and application issuesProvide recommendations for continuous improvementWork alongside other engineers on the team to sustain and advance our organization’s capabilitiesREQUIREMENTS AND QUALIFICATIONS:The position requires an active TS/SCI with PolygraphBachelor’s Degree in Computer Science, Computer Engineering or a related technical discipline, plus 8 years of application design and development experienceMinimum of 4 years of experience with JavaPREFERRED SKILLSETS:Linux ExperienceFamiliarity with MicroservicesFamiliarity with Spring FrameworksFamiliarity with DockerFamiliaritywith KuberWHAT GDIT CAN OFFER YOU401K with company matchRewards program for high-performing employeesComprehensive health and wellness packagesProfessional growth opportunities including paid education and certificationsRest and recharge with paid vacation and holidaysInternal mobility team dedicated to helping you own your careerDiverse, highly collaborative teamsChallenging work that makes a real impact on the world around youCutting-edge technology you can learn fromFlexible work scheduleWork Life balance#SWDevPolyMD #GDPoly#EnhancedTechPoly2025The likely salary range for this position is $138,072 - $186,804. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-orientedLead CNO Python Software Engineerto join our team in theHanover, Maryland.Responsibilities include, but are not limited to:Coding and development with Python, Java and/or Groovy.Performing data analytics on logs, images, and other formats.Working with Databases and General Troubleshooting (tuning and optimization, deadlocks, keys, normalization) in any Relational Database Engines (MySQL, PostgreSQL, Oracle, SQL Server)Using streaming technologies (e.g. Kafka), including customization of data flows.Log analysis and General Troubleshooting (tuning and optimization, Search and Indexing Operations, mapping, monitoring)Working with Elastic Stack (Elastic, Logstash, Beats, Kibana, Fluent etc.) and knowledge of Opensearch APIs.Perform system and subsystem definition, preliminary and detailed design, design implementation, and subsystem and system integration and tests for a system.Research requirements for a product, including target environment, performance criteria, and competitive issues.Design new capabilities or recommend improvements to existing capabilities.Determine computer user needs; analyze system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming.Ensure software standards are met.Modify existing software to correct errors, to adapt to new requirements, or to improve performance.Perform quality control on team products.Coordinate and perform software deployments for developed products.Mentoring junior software developersMinimum Qualifications:Bachelor’s degree +20 years of programming OR 24 years of programming without a degreeExperience with build environments such as Gradle or MavenExperience with Object Oriented Analysis and DesignFamiliarity with Software Version ControlKnowledge of SQL and of NoSQL databasesKnowledge of data ingest, data storage, and data processing techniques.Knowledge of agile software development methodologyKnowledge of XML and/or JSONPreferred Qualifications:Knowledge of MongoDBKnowledge of ElasticSolid, demonstrable skills in troubleshooting and maintaining complex code Experience with Subversion/GITExperience with Atlassian Tools (Confluence, Jira, Bamboo, Crucible)Experience using VMWare, preferably ESXClearance Requirements:Must have active/current TS/SCI with Polygraph.Physical Requirements:Ability to remain stationary for extended periods (50% of the time) and operate computer equipment and office machinery.Regular communication with co-workers, management, and customers.

Type of Requisition:PipelineClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:Job Family:Software DevelopmentJob Qualifications:Skills:Communication, Documentations, Group Problem Solving, Researching, Software SystemsCertifications:ServiceNOW Certified System Administrator - ServiceNow, Inc.Experience:8 + years of related experienceUS Citizenship Required:YesJob Description:Software Developer Sr AdvisorDeliver simple solutions to complex problems as a Software Developer Sr Advisor at GDIT. Here, you’ll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, you’ll make the end user’s experience your priority and we’ll make your career growth ours.At GDIT, people are our differentiator. As a Software Developer Sr Advisor you will help ensure today is safe and tomorrow is smarter. Our work depends on ServiceNow Software Developer joining our team.HOW A SOFTWARE DEVELOPER SR ADVISOR WILL MAKE AN IMPACT Researches, designs, develops, and/or modifies enterprise-wide systems and/or applications software Applies advanced knowledge to all phases of the software development lifecycle Applies advanced knowledge to software updates, refinement, testing, and debugging to meet business needs Provides advanced guidance on the software or system for optimal documentation and future maintenance and updates Provides advance analysis for reports on software project specifications, activities, or statusWHAT YOU’LL NEED TO SUCCEED: Education: Technical Training, Certification(s) or Degree: ServiceNow certification Required Experience: 8+ years of related experience Required Technical Skills: JavaScript Security Clearance Level: TS/SCI with Poly Required Skills and Abilities: communication and problem solving Preferred Skills: 1 year of ServiceNow or similar related experience in addition to the other typical experience requirements that come with SW Developer Location: On Site US Citizenship RequiredGDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from#ITPolyMD #SWDevPolyMD#GREENWAYThe likely salary range for this position is $105,622 - $138,000. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-orientedCNO Java Software Engineerto join our team in theHanover, Maryland location. Provides specialized development, testing and evaluation capabilities tailored to system functions.Responsibilities include, but are not limited to:Developing and coding software, ensuring software standards are met.Performing system and subsystem definition, preliminary and detailed design, design implementation, and subsystem and system integration and tests for a system.Researching requirements for a product, including CNO deployment environment, performance criteria, and competitive issues.Designing ideas for new capabilities or recommendations for improvements to existing capabilities.Determining computer user needs; analyzes system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming.Debugging and troubleshooting softwareModifying existing software to correct errors, to adapt to new requirements, or to improve performance.Performing quality control on team products.Coordinating and performing software deployments for developed products.Minimum Qualifications:Bachelor’s degree in computer science or related field, plus 7 years of programming experience OR 11 years of programming experience in lieu of a degree.Experience with Java 8 or higherExperience with build environments such as Gradle or MavenExperience with Object Oriented Analysis and DesignFamiliarity with Software Version ControlKnowledge of CNO environmentKnowledge of agile software development methodologyKnowledge of XML or XSLTKnowledge of JSONPreferred Qualifications:Experience with Spring Cloud & Spring BootExperience with KafkaExperience with Subversion/GITExperience with Elastic / KibanaExperience using VMWare, preferably ESXExperience with containers (Docker, Kubernetes)Atlassian Tools (Confluence, Jira, Bamboo, Crucible)Strong problem-solving skillsSecurity Clearance Requirements:Must have an active and current TS/SCI with Polygraph clearance.Physical Requirements:Ability to remain stationary for extended periods (50% of the time) and operate computer equipment and office machinery.Regular communication with co-workers, management, and customers.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Data ScienceJob Qualifications:Skills:Kibana, Python (Programming Language), Python Numpy, TensorflowCertifications:NoneExperience:10 + years of related experienceUS Citizenship Required:YesJob Description:Deliver insights to help our clients turn data into action as a Data Scientist at GDIT. Your work will provide transformative solutions to our clients’ big-data obstacles and help advance the mission. Here, you can make a meaningful impact on our clients’ mission and on your career.At GDIT, people are our differentiator. As a Data Scientist you will help ensure today is safe and tomorrow is smarter. Our work depends on Data Scientist joining our team who will be hands on and provide oversight for overall Data Scientist Team. This is a role supporting Data Scientist tasks and PM responsibilities tracking, working with stakeholder.WHAT YOU'LL NEED TO SUCCEED:Education: BA/BS in Information Technology or related field or the equivalent combination of education, technical certifications or training, or work experienceExperience: 10+ yearsTechnical skills:Demonstrated experience generating ideas for revolutionary technologies supporting operations in the hard target mission space.Demonstrated experience with entrepreneurial leadership in developing, pitching, selling, and deploying new technologies to solve operational problems.Demonstrated experience with JavaScriptDemonstrated experience in Python development with expertise in Python data analytics packages such as Pandas, NumPy, SciPy, Gensim, and Scikit-learn.Demonstrated experience with AI/ML technologies and packages, such as TensorFlow, PyTorch, and scikit-learn.Demonstrated experience with ML model development on text data, including NLP, and structured datasets.Demonstrated experience with data visualization technologies and packages, such as Kibana, Bokeh, Leaflet/Folium, and Tableau.Demonstrated experience handling restricted data sets, both at the individual and system level.Demonstrated experience working with data spread across multiple enclaves.Demonstrated experience documenting and editing the results of technical analysis for publication to non-technical audiences.Demonstrated experience solving tough problems by developing repeatable methodologies.Security Clearance Level: TS/SCI with PolygraphLocation: McLean, VA - On Customer SiteUS Citizenship RequiredGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#JET#GDITEnhanced2025The likely salary range for this position is $158,100 - $213,900. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA VA McLeanAdditional Work Locations:USA VA HerndonTotal Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented ExpertSoftware Developer to join our team in Hanover, MD. As a valued member of our organization, you will play a pivotal role in developing advanced cyber capabilities while delivering exceptional service to our clients.Responsibilities include, but are not limited to:Design and develop new hardware or software based CNO capabilities.Manage the designing, developing, documenting, testing, and debugging of applications software and systems.Apply expert knowledge of security concepts and networks.Communicate status with leadership and customers.Ensure software standards are met.Basic Qualifications:8+ years of relevant technical experienceProficiency in Python and C/C++ programming.Troubleshooting / debugging experience.Proficiency with networking (TCP/IP) and socket level programming.Preferred Qualifications:Bachelor’s degree in computer science or related fieldCNO capability development experience.Software Analysis/Reverse Engineering experience.Understand assembly programming concepts.Unit Test experience.Experience using Atlassian products (JIRA, Confluence, Crucible)Experience managing/leading teamsSecurity Clearance Requirements:Active, current TS/SCI with Polygraph is required.Physical Requirements:Ability to remain stationary for extended periods (50% of the time) and operate computer equipment and office machinery.Regular communication with co-workers, management, and customers.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Information SecurityJob Qualifications:Skills:Information Security, ISSO, Network EngineeringCertifications:NoneExperience:8 + years of related experienceUS Citizenship Required:YesJob Description:At GDIT, people are our differentiator. As a Cyber Security Project Engineeryou will help ensure the mission is never interrupted. At GDIT, we deliver clarity with supporting the customer, you will be trusted to solve complex IT issues while delivering outstanding customer service.Protect the safety and security of our nation as a Cyber Security Project Engineer and help ensure the mission is never interrupted. At GDIT, we deliver clarity. You’ll apply the latest technology and provide operational support to deliver actionable intelligence for the Intelligence Community. Here, your work will have meaning and impact as you deliver your best every day.WHAT YOU’LL NEED TO SUCCEED:8+ years of related experienceUS Citizenship requiredLocation: Tysons, VA, On-Site at customer locationSecurity Clearance Level: Top Secret/SCI with PolygraphREQUIRED SKILLS AND DEMONSTRATED EXPERIENCE:Demonstrated experience with engineering and operations on global infrastructure.Demonstrated experience as an enterprise level Information System Security Manager (ISSM) or Information System Security Officer (ISSO).Demonstrated experience in network engineering.Demonstrated experience gaining Authority To Operate (ATO) on network infrastructure including controlled interfaces between network infrastructures.Demonstrated experience with information security requirements.Demonstrated experience in standing up and engineering a secure remote access work environment.HIGHLY DESIRED SKILLS AND DEMONSTRATED EXPERIENCE:Demonstrated experience with commercial microelectronic fabrication tools and network infrastructure.Demonstrated experience with engineering and operations on the Sponsor’s global infrastructure.Demonstrated experience with Sponsor’s operational information security requirements.Demonstrated experience gaining Authority To Operate on Sponsor’s network infrastructure.GDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#JET#GDITEnhanced2025The likely salary range for this position is $148,771 - $201,278. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA McLeanAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-orientedCNO Python SoftwareEngineer to join our team in the Hanover, Maryland location. Provides specialized development, testing and evaluation capabilities tailored to system functions.Responsibilities include, but are not limited to:Ability to develop and code in Python and XML, ensuring software standards are met.Performing system and subsystem definition, preliminary and detailed design, design implementation, and subsystem and system integration and tests for a system.Researching requirements for a product, including CNO deployment environment, performance criteria, and competitive issues.Designing ideas for new capabilities or recommendations for improvements to existing capabilities.Determining computer user needs; analyzes system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming.Debugging and troubleshooting software, modifying existing software to correct errors, to adapt to new requirements, or to improve performance.Performing quality control on team products.Coordinating and performing software deployments for developed products.Minimum Qualifications:Bachelor’s degree in computer science or related field, plus 7 years of programming experience OR 11 years of programming experience in lieu of a degree.Experience with PythonExperience with build environments such as Gradle or MavenExperience with Object Oriented Analysis and DesignFamiliarity with Software Version ControlKnowledge of CNO environmentKnowledge of agile software development methodologyKnowledge of XML or XSLTPreferred Qualifications:Experience with SQL and NoSQL databasesSubversion/GIT experienceAtlassian Tools (Confluence, Jira, Bamboo, Crucible)Strong problem-solving skillsSecurity Clearance Requirements:Must have an active/current TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50% of the timeConstantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.The person in this position frequently communicates with co-workers, management and customers, which may involve delivering presentationsRepetitive Motions

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems AdministrationJob Qualifications:Skills:Active Directory (AD), Computing, Group Policy, Hardware Systems, Microsoft PowerShellCertifications:NoneExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:Systems Administrator SeniorTransform technology into opportunity as a Systems Administrator Senior with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate.At GDIT, people are our differentiator. As a Systems Administrator Senior you will help ensure today is safe and tomorrow is smarter. Our work depends on a Systems Administrator Senior joining our team and provisioning, installation/configuration, operation, and maintenance of systems hardware and software and related infrastructure. This individual participates in the whole process lifecycle from technical research to enable continuing innovation within the infrastructure through to application/product delivery. This individual ensures that system hardware, operating systems, and related procedures adhere to organizational values, enabling staff, volunteers, and Partners.The successful candidate will be managing the functionality and efficiency of a group of computers running Windows operating systems. They will manage a Windows domain, using Active Directory, Group Policy, Trellix ePolicy Orchestrator, Configuration Manager, PowerShell, Horizon/Omnissa and Delinea.HOW A SYSTEMS ADMINISTRATOR SENIOR WILL MAKE AN IMPACTManages the functionality and efficiency of a group of computers running Windows operating systemsMaintains the integrity and security of servers and systems through approval and processing of patchesInteract with users and evaluates vendor productsResearch and recommends hardware and software, coordinates installation and provides backup recoveryMonitors policies and standards for allocation related to the use of computing resourcesMay program in an administrative languageLeverage scripting and system automation toolsOversees implementation of testing strategies and documentation of resultsProvides advice and training to end-usersMaintains current knowledge of relevant technologies as assignedResponsibilities sometimes require working evenings and weekends, sometimes with little advanced noticeUses VMware to build and maintain virtual machinesMaintains systems documentationWHAT YOU’LL NEED TO SUCCEEDBachelor’s Degree in Computer Science or related technical discipline, or other related technical discipline, or equivalent combination of education, technical certifications, training, and work/military experienceMinimum five (5) years of related systems engineering experience in systems administration and analysisLocation: On Customer SiteREQUIRED SKILLSActive DirectoryGroup PolicyPowerShellWindows Operating SystemConfiguration ManagerDESIRED SKILLSHorizon VDI deploymentOmnissa (Formerly VMware)Application packaging and deploymentWyse thin client managementGDIT IS YOUR PLACE401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidaysThe likely salary range for this position is $102,000 - $138,000. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA McLeanAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Cybersecurity Analyst - Nights to join our team in Tysons, VA The Cybersecurity Analyst will monitor Air Gapped Security Fabrics through managed SECOPs Tools.Responsibilities include but are not limited to:Monitoring Operations Center IT an infrastructure for a 24x7 mission critical SECOPs function.Performing event analysis within SIEM, leveraging systems to develop response tickets within case management tooling.Troubleshoot and coordinate with TIER 2 Analysts for event escalation and follow defined security playbooks for environments.Drive enhanced Security Posture through detections & response compliance.A customer first attitude is a mustWork Shift: Wed-Sun 0000-1000. Schedules are subject to change based on business needs.Minimum Qualifications:High School Diploma/GED with 4+ years of experience in Security Operations, Cyber Security, and/or Systems Administration.Experience with SIEM, IDS, EDR, and Case Management Tools.Experience with supporting operating systems, networking, scripting and automation, and Security Application troubleshooting.An active 8140 CertificationPreferred Qualifications:Bachelor's degree in Information Technology/Computer Science field or equivalent practical experience.Experience in working with SOC systems/networks and supporting Security Detections DevelopmentExperience with security alert tuning, in partnership with TIER 2 and TIER 3 (Engineering) TeamsExperience with creating scripts to automate common tasks.Experience in developing Threat Reports, translating IOCs and alerts into narrative overviews.Understanding of local and wide area networks (LAN/WAN) and mobile computing environments.Understanding of STIG and hardening practicesClearance Requirements:An active TS/SCI with Polygraph clearancePhysical Requirements:Frequently moves Audio/Visual or Computer equipment weighing up to 50 pounds across and/or around a business campus or large facility.The person in this position needs to occasionally move about inside the office to access filing cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, which may involve delivering presentationsConstantly positions self to maintain equipment, including under desks and in network closets.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Database Analysis/DesignJob Qualifications:Skills:Database Architecture, Database Management Systems (DBMS), Databasing, Relational Database Management System (RDBMS)Certifications:NoneExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:Database Analyst - Technical Targeting, Level 2Deliver insights to help our clients turn data into action as a Database Analyst/Technical Targeting at GDIT. Your work will provide transformative solutions to our clients’ big-data obstacles and help advance the mission. Here, you can make a meaningful impact on our clients’ mission and on your career.At GDIT, people are our differentiator. As a Database Analyst/Technical Targeting you will help ensure today is safe and tomorrow is smarter.HOW A DATABASE ANALYST/TECHNICAL TARGETING WILL MAKE AN IMPACT:Analyzes customer requirements and provides technical solutions to a wide range of difficult problems.Applies knowledge of API (Application Programing Interface) for data services and databases.Designs, develops, builds, analyzes, evaluates, installs and administers database management systems to include database modeling and design, relational databasearchitecture, metadata and repository creation and configuration management.Designs and implements databases with respect to access methods, access time, batch processes, device allocation, validation checks, organization, ETL tasks, protection and security, documentation, and statistical methods.Prepares system requirements, source analysis and process analyses and design throughout the database implementation.Defines database organizations, standards, controls, procedures, and documentation.Maintains current knowledge of relevant technology as assigned.May coach and provide guidance to less-experienced professionals.May serve as a team or task lead.WHAT YOU’LL NEED TO SUCCEED:Education: Technical Training, Certification(s) or Degree5+ years of related experience with 3+ years of customer specific experience is requiredAbility to identify and assess the right entities and the right vulnerabilities and technology trends to enable new collection operationsAbility to confidently deliver clear and concise briefingsStrong analytic, research, and investigative skills combined with ops sense, personal initiative, and some technical expertiseExperience in Intelligence Operations / Analysis / Support to Field Operations desired.Experience identifying targeting leads through the exploitation of all-source databases and specialized tools desired.Experience using customer databases to monitor field traffic and communicate with field offices desired.Formal training or certification as a Technical Targeter desired.Overseas experience supporting collection operations and information sharingLocation: On Customer SiteClearance Level:TS/SCIAdditional: Candidates must be willing and able to attain a Polygraph.GDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#SeniorDatabaseAnalystPoly #GDITR4v #R4The likely salary range for this position is $132,600 - $179,400. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA McLeanAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Cybersecurity Analyst - Nights to join our team in Tysons, VA The Cybersecurity Analyst will monitor Air Gapped Security Fabrics through managed SECOPs Tools.Responsibilities include but are not limited to:Monitoring Operations Center IT an infrastructure for a 24x7 mission critical SECOPs function.Performing event analysis within SIEM, leveraging systems to develop response tickets within case management tooling.Troubleshoot and coordinate with TIER 2 Analysts for event escalation and follow defined security playbooks for environments.Drive enhanced Security Posture through detections & response compliance.A customer first attitude is a mustWork Shift: Weds-Sun 2pm to 12am. Schedules are subject to change based on business needs.Minimum Qualifications:High School Diploma/GED with 4+ years of experience in Security Operations, Cyber Security, and/or Systems Administration.Experience with SIEM, IDS, EDR, and Case Management Tools.Experience with supporting operating systems, networking, scripting and automation, and Security Application troubleshooting.An active 8140 CertificationPreferred Qualifications:Bachelor's degree in Information Technology/Computer Science field or equivalent practical experience.Experience in working with SOC systems/networks and supporting Security Detections DevelopmentExperience with security alert tuning, in partnership with TIER 2 and TIER 3 (Engineering) TeamsExperience with creating scripts to automate common tasks.Experience in developing Threat Reports, translating IOCs and alerts into narrative overviews.Understanding of local and wide area networks (LAN/WAN) and mobile computing environments.Understanding of STIG and hardening practicesClearance Requirements:An active TS/SCI with Polygraph clearancePhysical Requirements:Frequently moves Audio/Visual or Computer equipment weighing up to 50 pounds across and/or around a business campus or large facility.The person in this position needs to occasionally move about inside the office to access filing cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, which may involve delivering presentationsConstantly positions self to maintain equipment, including under desks and in network closets.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Data ScienceJob Qualifications:Skills:Analytical Thinking, Data Science, Oracle, Structured Query Language (SQL)Certifications:NoneExperience:15 + years of related experienceUS Citizenship Required:YesJob Description:The Data Scientist will deploy, fine-tune, and monitor production machine learning models in a production environment. Additionally, they will provide support in the areas of data extraction, transformation and load (ETL), data mapping, analytics, operations, databases, and maintenance of data and associated systems. As a member of the team, candidate will work in a multi-tasking, quick-paced, dynamic, process-improvement environment that requires experience with the principles of data science, data modeling, data mapping, data testing, data quality, and documentation preparation. This is a mission focused role requiring experience with deploying models in a production environment against real-time collection.HOW A DATA SCIENTIST WILL MAKE AN IMPACT:Create and maintain custody of production machine learning models across a variety of tasks, including but not limited to audio extraction, object recognition, Natural Language Processing (NLP), and other generic classification tasksOptimize existing machine learning services to better utilize current GPU capabilities and assist with road mapping future GPU requirementsDeploy machine learning models against streaming data, designed to provide near-real time analytics to augment decision makingImprove data architecture decisions with data engineers to better stage data for continuous training models in productionProvide support in the areas of data extraction, transformation and load (ETL), data mapping, analytics, operations, databases, and maintenance of data and associated systemsREQUIRED TECHNICAL SKILLS:Demonstrated experience with the following: Python, Cuda, Kubernetes, CI/CD. Apache Kafka, REST architecture, Open-AI, LLMs, NLP, YOLO/Object Recognition, Whisper/Audio processingDemonstrated experience translating data insights into tools or analytic capabilities that inform operational decisions and/or improve processesDemonstrated experience with relational databases (SQL, Oracle) and NoSQL databases (Elasticsearch, Neo4J, Redis)Demonstrated experience with GPU processingDemonstrated experience applying machine learning methodologies to build high-quality prediction modelsFamiliar with servers operating systems; Windows, Linux, Distributed Computing, Blade Centers, and cloud infrastructureFamiliar with database methodologiesFamiliar with Source code management and integration (ex - GitHub/GitLab, Jenkins, RunDeck)Familiar with Data Science frameworks such as Keras, Tensorflow, or TheanoAbility to work well in a fast-paced, constantly evolving work environment with a focus on continual process improvement and a proactive approach to problem solvingWHAT YOU’LL NEED TO SUCCEED:The position requires an active TS/SCI with Polygraph security clearanceThe position requires fifteen (15+) years of related data science/statistical experience and three (3+) years of software engineering or data engineering experienceThe position requires Bachelor’s or Technology degree in Engineering or a related specialized area/field, OR equivalent four (4) additional years job-related experienceExcellent organizational, coordination, interpersonal and team building skillsThe position is on customer siteGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#OpportunityOwned #GDITCareers #WeAreGDIT #CompanyWithASoul #Jet #GDITPolyEvent #GDITEnhanced2025The likely salary range for this position is $199,750 - $270,250. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA McLeanAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Cybersecurity Analyst - Days to join our team in Tysons, VA The Cybersecurity Analyst will monitor Air Gapped Security Fabrics through managed SECOPs Tools.Responsibilities include but are not limited to:Monitoring Operations Center IT an infrastructure for a 24x7 mission critical SECOPs function.Performing event analysis within SIEM, leveraging systems to develop response tickets within case management tooling.Troubleshoot and coordinate with TIER 2 Analysts for event escalation and follow defined security playbooks for environments.Drive enhanced Security Posture through detections & response compliance.A customer first attitude is a mustWork Shift: Monday-Friday 7am-3pm. Schedules are subject to change based on business needs.Minimum Qualifications:High School Diploma with 4+ years of experience in Security Operations, Cyber Security, and/or Systems Administration.Experience with SIEM, IDS, EDR, and Case Management Tools.Experience with supporting operating systems, networking, scripting and automation, and Security Application troubleshooting.An active 8140 CertificationPreferred Qualifications:Bachelor's degree in Information Technology/Computer Science field or equivalent practical experience.Experience in working with SOC systems/networks and supporting Security Detections DevelopmentExperience with security alert tuning, in partnership with TIER 2 and TIER 3 (Engineering) TeamsExperience with creating scripts to automate common tasks.Experience in developing Threat Reports, translating IOCs and alerts into narrative overviews.Understanding of local and wide area networks (LAN/WAN) and mobile computing environments.Understanding of STIG and hardening practicesClearance Requirements:An active TS/SCI with Polygraph clearancePhysical Requirements:The person in this position needs to occasionally move about inside the office to access filing cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, which may involve delivering presentationsConstantly positions self to maintain equipment, including under desks and in network closets.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Data ScienceJob Qualifications:Skills:Data Engineering, Data Science, Oracle, Structured Query Language (SQL)Certifications:NoneExperience:10 + years of related experienceUS Citizenship Required:YesJob Description:The Data Scientist will deploy, fine-tune, and monitor production machine learning models in a production environment. Additionally, they will provide support in the areas of data extraction, transformation and load (ETL), data mapping, analytics, operations, databases, and maintenance of data and associated systems. As a member of the team, candidate will work in a multi-tasking, quick-paced, dynamic, process-improvement environment that requires experience with the principles of data science, data modeling, data mapping, data testing, data quality, and documentation preparation. This is a mission focused role requiring experience with deploying models in a production environment against real-time collection.HOW A DATA SCIENTIST WILL MAKE AN IMPACTCreate and maintain custody of production machine learning models across a variety of tasks, including but not limited to audio extraction, object recognition, Natural Language Processing (NLP), and other generic classification tasksOptimize existing machine learning services to better utilize current GPU capabilities and assist with road mapping future GPU requirementsDeploy machine learning models against streaming data, designed to provide near-real time analytics to augment decision makingImprove data architecture decisions with data engineers to better stage data for continuous training models in productionProvide support in the areas of data extraction, transformation and load (ETL), data mapping, analytics, operations, databases, and maintenance of data and associated systemsREQUIRED TECHNICAL SKILLSDemonstrated experience with the following: Python, Cuda, Kubernetes, CI/CD. Apache Kafka, REST architecture, Open-AI, LLMs, NLP, YOLO/Object Recognition, Whisper/Audio processingDemonstrated experience translating data insights into tools or analytic capabilities that inform operational decisions and/or improve processesDemonstrated experience with relational databases (SQL, Oracle) and NoSQL databases (Elasticsearch, Neo4J, Redis)Demonstrated experience with GPU processingDemonstrated experience applying machine learning methodologies to build high-quality prediction modelsFamiliar with servers operating systems; Windows, Linux, Distributed Computing, Blade Centers, and cloud infrastructureFamiliar with database methodologiesFamiliar with Source code management and integration (ex - GitHub/GitLab, Jenkins, RunDeck)Familiar with Data Science frameworks such as Keras, Tensorflow, or TheanoAbility to work well in a fast-paced, constantly evolving work environment with a focus on continual process improvement and a proactive approach to problem solvingWHAT YOU’LL NEED TO SUCCEED:10+ years of related data science/statistical experience and 2+ years of software engineering or data engineering experienceBachelor’s or Technology degree in Engineering or a related specialized area/field, OR equivalent 4 additional years job-related experienceTS/SCI with SCI Poly clearanceExcellent organizational, coordination, interpersonal and team building skillsLocation: At Customer Site – near Tyson CornerGDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from Rest and recharge with paid vacation and holidays#OpportunityOwned#GDITCareers#WeAreGDIT#cjpost#GDITPolyEvent#JET#GDITEnhanced2025The likely salary range for this position is $161,500 - $218,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA McLeanAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTechseeks a motivated, career and customer-orientedVideo Systems Programmerto join our team inSpringfield, VA.In this role, you will be responsible for programming, testing and support of complex Audio/Video (A/V) systems in a variety of customer environments. The successful candidate will have a history of designing functional, intuitive interfaces which enable the customer to control complex systems.Responsibilities include, but are not limited to:Read and interpret A/V systems drawings and specifications.Develop code for integrating systems including, but not limited to, Extron, HP/Poly and Cisco.Collaborate with video engineering team to ensure programmed solutions meet customer expectations.Responsible for organizing, maintaining, and archiving all project-related code, graphic touch panel layouts and programs.Complete training programs from manufacturers, industry associations, and company as required.Participate in complex system design reviews where input is encouraged.Minimum Qualifications:Bachelor’s Degree and 2 or more years of experience, or a combination of education and work experience equivalent to 6 or more years.Familiarity with Digital Signal Processing (DSP) design and configuration.Experience with control systems, videoconferencing, switching hardware, audio DSP setup and calibration.Strong customer service, organizational, communication, and written skills due to variety of groups to be working with, such as co-workers, management, and customers; must be able to exchange accurate information. Proficiency in Microsoft Office product suite.Willingness to travel locally, as needed.Preferred Qualifications:AVIXA Certified Technology Specialist (CTS) or Extron Certifications.Experience with Python programming & ServiceNow Project Management.Ability to adapt to quickly changing tasks and requirements and the ability to quickly learn new skills while on the job.Clearance Requirements:Must have a current/active TS/SCI with Polygraph.Physical Requirements:Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers.Hours of coverage:Individual shift may vary, but you will be a member of a team that provides coverage from 6:00 a.m. – 6:00 p.m.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems EngineeringJob Qualifications:Skills:DevOps, Kubernetes, Linux, Source Code Management, Systems EngineeringCertifications:NoneExperience:3 + years of related experienceUS Citizenship Required:YesJob Description:Ensure the safety and security of our nation as a DevOps Engineer at GDIT. You’ll apply the latest technology and provide operational support to deliver actionable intelligence for the Intelligence Community. Here, your work will have meaning and impact as you deliver your best every day.Our work depends on the DevOps Engineer joining our team to support the deployment of systems and capabilities centered on our comprehensive motion imagery software suite. The DevOps Engineer will support operations of a non-internet accessible on-prem hybrid environment built primarily on Kubernetes.HOW A DEVOPS ENGINEER WILL MAKE AN IMPACT: The candidate will be expected to provide an array of skills within DevOps discipline.Development and/or scripting skills (e.g., Bash, Python, Java, C#, etc)Linux OS experienceSystems engineering experienceSource code management tools (Git, Subversion, etc) and artifact repositories (Nexus/Atifactory, container registries, etc)Experience with automation tools such as Ansible, Jenkins, Rundeck, etcExperience with build/packaging tools such as Gradle, Maven Poetry, etcWHAT YOU’LL NEED TO SUCCEED: The position requires TS/SCI with Polygraph clearanceThe position requires two (2+) years of related DevOps engineering experienceBachelor’s or Technology degree in Engineering or a related specialized area/field, OR equivalent four (4) years job-related experience OR Master's degree with three (3+) years of job-related experience.Demonstrated experience employing DevSecOps principles, including strict configuration management, configuration-as-code, and continuous deliveryDemonstrated experience in building, securing, and operating containers in a dynamic environmentExperience working in a Kubernetes-based environment, including: 1) A basic understanding of how Kubernetes works 2) Experience using and/or administering Kubernetes clusters 3) Experience building and deploying workloads using HelmKnowledge of container and Linux host networkingExperience with Apache KafkaExperience with Elastic stackExcellent organizational, coordination, interpersonal and team building skillsProven problem-solving skills in complex environmentsThe position is on customer siteGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#OpportunityOwned #GDITCareers #WeAreGDIT #CompanyWithASoul #GDITPolyEvent #Jet #GDITEnhanced2025The likely salary range for this position is $182,750 - $247,250. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA McLeanAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Senior Cryptographic Software Engineer to join our team in Linthicum Heights, MD. This is a full time position with 5 days being onsite. This role is vital for ensuring the confidentiality, integrity, and availability of systems within secure environments.Responsibilities include but are not limited to:Implement and integrate cryptographic principles, including symmetric and asymmetric encryption algorithms (e.g., AES, RSA, ECC), into software applications by developing and optimizing low-level system programming and cryptographic algorithm implementations using C and C++.Utilize cryptographic libraries to ensure proper parameterization and secure integration of encryption modes.Manage cryptographic concepts such as block ciphers, key management, encryptors, secure communications, and cryptographic product evaluation.Evaluate cryptographic implementations for correctness, security, performance, key management, hashing, and digital signatures.Automate processes and create scripts using Python to enhance system functionality and efficiency. Design, develop, test, and maintain software applications using Java.Configure, script, and ensure secure development practices within Linux-based operating systems.Design and assess secure network communications by applying expertise in network protocols and security concepts, including TCP/IP, SSL/TLS, and RESTCONF/YANG.Apply secure coding practices, mitigate vulnerabilities, and oversee secure software lifecycle management.Minimum Qualifications: Eight years of Software development/evaluation experienceIn lieu of eight years of software development/evaluation experience candidates will have a Bachelor’s degree in Computer Science, Engineering or Computer Engineering plus five years of Software development/evaluation experience.Candidate may also have a Master’s degree in computer science, Engineering or Computer Engineering plus three years of SW development/evaluation experienceExperience and understanding of FIPS 140-3, Common Criteria, and other cryptographic certification processes.Preferred Qualifications:Certified Information Systems Security Professional (CISSP), Certified Ethical Hacker (CEH), or equivalent.Certifications related to cryptographic technologies or Linux systems, such as Linux+ or RHCE.Clearance Requirements:Must have a current/active TS/SCI w/ PolygraphPhysical Requirements:Must be able to remain in a stationary position for extended periods of time. Needs to occasionally move about inside the office to access file cabinets, office machinery, etc. Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Database Analysis/DesignJob Qualifications:Skills:Database Architecture, Database Management Systems (DBMS), Databasing, DocumentationsCertifications:NoneExperience:8 + years of related experienceUS Citizenship Required:YesJob Description:Database Analyst - Technical Targeting, Level 3Deliver insights to help our clients turn data into action as a Database Analyst/Technical Targeting at GDIT. Your work will provide transformative solutions to our clients’ big-data obstacles and help advance the mission. Here, you can make a meaningful impact on our clients’ mission and on your career.At GDIT, people are our differentiator. As a Database Analyst/Technical Targeting you will help ensure today is safe and tomorrow is smarter.HOW A DATABASE ANALYST/TECHNICAL TARGETING WILL MAKE AN IMPACT:Analyzes customer requirements and provides technical solutions to a wide range of difficult problems.Applies knowledge of API (Application Programing Interface) for data services and databases.Designs, develops, builds, analyzes, evaluates, installs and administers database management systems to include database modeling and design, relational databasearchitecture, metadata and repository creation and configuration management.Designs and implements databases with respect to access methods, access time, batch processes, device allocation, validation checks, organization, ETL tasks, protection and security, documentation, and statistical methods.Prepares system requirements, source analysis and process analyses and design throughout the database implementation.Defines database organizations, standards, controls, procedures, and documentation.Maintains current knowledge of relevant technology as assigned.May coach and provide guidance to less-experienced professionals.May serve as a team or task lead.WHAT YOU’LL NEED TO SUCCEED:8+ years of related experience with 7+ years of customer specific experience is requiredAbility to identify and assess the right entities and the right vulnerabilities and technology trends to enable new collection operationsAbility to confidently deliver clear and concise briefingsStrong analytic, research, and investigative skills combined with ops sense, personal initiative, and some technical expertiseExperience in Intelligence Operations / Analysis / Support to Field Operations desired.Experience identifying targeting leads through the exploitation of all-source databases and specialized tools desired.Experience using customer databases to monitor field traffic and communicate with field offices desired.Formal training or certification as a Technical Targeter desired.Overseas experience supporting collection operations and information sharingLocation: On Customer SiteGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#SeniorDatabaseAnalystPoly #GDITR4v #R4The likely salary range for this position is $153,000 - $207,000. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA McLeanAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTechseeks a motivated, career and customer-orientedEnterprise IT Support Officer (EITSO) - Installer (Switch Technician / VIST) to join our team inHerndon, VA. In this role, you will support a Dedicated Support Team supporting the Voice Program Recap Office (VPRO) installing network equipment, telephones (VoIP, analog, ISDN), voice media gateways and associated service modules.Responsibilities include, but are not limited to:Offer continued support to customers for troubleshooting and assisting with advanced features or issues related to the voice communication system to include but not limited to, assigning phone numbers, phone templates, voicemail, line appearances, call forwarding and other issues they may have.Provide technical support to end-users in the field and other IT staff in troubleshooting voice-related issues. Escalate complex problems to higher-level engineers or vendors when necessary.Performing high quality installations and troubleshooting a variety of telephones, running and terminating cables to voice switch equipment.Dressing cabling appropriately according to industry and Sponsor standards.Mounting voice and network equipment in racks, running and connecting both power and service cabling as appropriate.Local travel may be required between customer buildings or temporary assignment to an alternate location in support of special projects.Member of a team comprised of a variety of skills that provide coverage from 6:00 a.m. – 6:00 p.m.Minimum Qualifications: Bachelor’s Degree and 4+ years of experience, or a combination of education and work experience equivalent to 8+ years.Experience installing and troubleshooting telephone instruments and media gateways on the Sponsors classified and unclassified networks.Experience with configuring and troubleshooting telephony hardware, including IP phones, voice gateways, PBX systems, and voice servers.Understanding of call routing, dial plans, call forwarding, and voicemail systems configuration.Experience in a variety of cabling areas including 110 type cross connections, RJ45 patch panels, wire wrap terminals, copper cable terminations, DSX Panel T-1 cabling, fiber terminations.Excellent knowledge of various cabling methodologies, industry standards, troubleshooting techniques, and reading/understanding cable run lists.Preferred Qualifications:Experience with implementation on the Sponsor's new unclassified network LAN infrastructure.Related work experience in IT hardware and cabling installation.Experience in managing multiple installations or upgrades simultaneously, meeting deadlines, and coordinating resources effectively.Strong communication skills due to variety of groups to be working with, such as co-workers, management, and customers; must be able to exchange accurate information. Ability to adapt to quickly changing tasks and requirements and the ability to quickly learn new skills while on the job.Clearance Requirements:Must have a current/active TS/SCI with Polygraph.Physical Requirements:Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.Must be able to move/traverse within and between buildings and offices, position self to maintain equipment and cabling, including under the desks, while moving floor tiles, and in server closets, some of which may be confined spaces.Must be able to move Audio/Visual or Computer equipment weighing 50+ pounds, some equipment may require team-lift or the use of carts. Ascends/descends a ladder, 10+ feet high while pulling cables and adjusting equipment.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software EngineeringJob Qualifications:Skills:Design, Engineering Specifications, Software Applications, Software Program, Software SystemsCertifications:NoneExperience:20 + years of related experienceUS Citizenship Required:YesJob Description:Software Engineer ExpertDeliver simple solutions to complex problems as a Software Engineer Expert at GDIT. Here, you’ll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, you’ll make the end user’s experience your priority and we’ll make your career growth ours.At GDIT, people are our differentiator. As a Software Engineer Expert you will help ensure today is safe and tomorrow is smarter. Our work depends on Software Engineer Expert joining our team to help deliver advanced software systems to our customers.HOW A SOFTWARE ENGINEER EXPERT WILL MAKE AN IMPACT Designs, develops, evaluates, plans and tests engineering specifications for software programs and applications Participate in sprint planning Monitor and maintain software systems supporting high priority customer missions Interact with end users to generate requirements and enhancement to existing systemsWHAT YOU’LL NEED TO SUCCEED: Education: Masters of Science in Computer Science or related engineering degrees Required Experience: 20+ years of related experience Required Technical Skills: C/C++, Python, CI/CD, Linux Security Clearance Level: TS/SCI with Full Scope Poly Preferred Skills: Familiarity with Signal Processing and Communication Network Protocols. Location:On site US Citizenship RequiredGDIT IS YOUR PLACE: Full-flex work week 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from Rest and recharge with paid vacation and holidaysThe likely salary range for this position is $187,000 - $253,000. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA MD HanoverAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTechseeks a motivated, career and customer-orientedEnterprise IT Support Officer (EITSO) - Location Support Center (LSC) to join our team inHerndon, VA. In this role, you will provide technical support and customer service to the customers users of computer applications and hardware (e.g., PCs, servers, mainframes).Responsibilities include, but are not limited to:Using ITIL-based processes to streamline the ingestion, triage, categorization, action, and resolution for incoming incidents, requests, and demands.Analyzing, troubleshooting, designing, and implementing fixes.Performing remote desktop triage and system repair using remote tools.Answering questions regarding system procedures, online transactions, systems status, and downtime procedures.Supporting all facets of installations, which includes the physical placement of which includes the physical placement of desktop IT equipment to include printers, CAT5 and fiber optic cable, rack mounted network equipment, switches, workstations, and communications equipment as required.Local travel may be required between customer buildings or temporary assignment to an alternate location in support of special projects.Member of a team comprised of a variety of skills that provide coverage from 6:00 a.m. – 6:00 p.m. Occasional late coverage until 8:00 p.m. when required.Minimum Qualifications:Bachelor’s Degree and 7+ years of experiences, or a combination of education and work experience equivalent to 11+ years. Minimum 7 years’ experience required supporting customer IT installations.Resolving technical problems and answering queries by telephone or self-service that involve computer hardware, software, network, system/application access, and telecommunications systems.Knowledge of Windows Active Directory, multiple desktop programs, configuration and debugging techniques.Experience providing technical support for Windows 10, Microsoft Office 2016 or later, multiple internet browsers, and standard business applications used within a business environment.Familiarity with TCP/IP, general networking issues, virus scanning services (desktop, stand-alone and laptop computing services), servers, printers, peripheral devices, installing endpoints including but not limited to desktop IT equipment, printers, VOIP and digital phones, network switches.Preferred Qualifications:Related work experience in a technical help desk position, refreshing of IT equipment, providing deskside IT support and installation of IT hardware, networks, VoIP phones, and/or audio/video equipment.Component Mission Administrator (CMA) Certification.Special non-commercial systems administrator experience (access management/file transfer).Strong communication skills due to variety of groups to be working with, such as co-workers, management, and customers; must be able to exchange accurate information. Ability to adapt to quickly changing tasks and requirements and the ability to quickly learn new skills while on the job.Clearance Requirements:Must have a current/active TS/SCI with Polygraph.Physical Requirements:Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.Must be able to move/traverse within and between buildings and offices, position self to maintain equipment and cabling, including under the desks, while moving floor tiles, and in server closets, some of which may be confined spaces.Must be able to move Audio/Visual or Computer equipment weighing 50+ pounds, some equipment may require team-lift or the use of carts. Ascends/descends a ladder, 10+ feet high while pulling cables and adjusting equipment.

Type of Requisition:PipelineClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software EngineeringJob Qualifications:Skills:Java, Software Development, Spring BootCertifications:NoneExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:Job DescriptionAt General Dynamics Information Technology (GDIT) you'll be part of a team that makes a true impact by building cutting-edge mission-critical applications that help the end user accomplish their mission and keep people safe. The work we do is important. The challenges we face are career-defining. The opportunity we can offer is one-of-a-kind.Our work depends on a Java Developerjoining our team to support a GDIT program that we are the prime on and is located at Annapolis Junction, MD. As a Java Developer, you will develop highly efficient Microservices on a Linux operating system utilizing Java and Kotlin, for use in Docker/Kubernetes high-volume data-processing applications, while practicing modern Agile methodologies.Java Developers will work with cutting-edge technologies including:Technologies: Microservices, AWS, Docker, Kafka, Kubernetes, Cassandra, Java 17, Kotlin, ReactJS, SpringBoot/Cloud/Data, Redis, PostgresTools: Maven, Node, GitLab, SonarQube, VSCode, IntelliJKEY RESPONSIBILITIES:Design, develop and support production user facing applications and backend software in support of mission objectivesProvide ongoing development, maintenance, support, and software enhancements in existing systems and platformsTroubleshoot complex problems and provide customer support for software systems and application issuesProvide recommendations for continuous improvementWork alongside other engineers on the team to sustain and advance our organization’s capabilitiesREQUIREMENTS AND QUALIFICATIONS:The position requires an active TS/SCI with PolygraphBachelor’s Degree in Computer Science, Computer Engineering or a related technical discipline, plus 5 years of application design and development experience.Minimum of5 years of experience with JavaMinimum of 5 years of Java Application Frameworks (i.e. Spring, Spring Boot, Spring Data, Spring Cloud, etc.)Minimum of 5 years of experience with LinuxMinimum of 1 year direct experience with MicroservicesPREFERRED SKILLSETS:Familiarity with DockerFamiliarity with KubernetesWHAT GDIT CAN OFFER YOU401K with company matchRewards program for high-performing employeesComprehensive health and wellness packagesProfessional growth opportunities including paid education and certificationsRest and recharge with paid vacation and holidaysInternal mobility team dedicated to helping you own your careerDiverse, highly collaborative teamsChallenging work that makes a real impact on the world around youCutting-edge technology you can learn fromFlexible work scheduleWork Life balance#SWDevPolyMD#EnhancedTechPoly2025The likely salary range for this position is $119,862 - $162,166. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA MD HanoverAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Data Engineer to join our team in Herndon, Virginia.As a Data Engineer on our team, you will work with of a team of cyber experts protecting our national security, while working on innovative projects that offer opportunities for advancement. We encourage our team members to share and grow their skills and expertise while creating robust and state-of-the-art solutions.Responsibilities include but are not limited to:Design, build, and optimize systems for data collection, storage, access, and analytics at enterprise scale, which may involve security-sensitive actions like illicit network access or data transferMake data available, accessible, and secure to all stakeholdersCreate robust and resilient data pipelines to connect data sources to analytics toolsAnalyze data sources for accuracy, data prioritization, and apply appropriate logic to developed solutions.Work with various analysts to craft requirementsEnumerate the necessary datasets and design the data model and schemas to support the requirementsProvide platform support, including problem solving and debugging, for production issuesMinimum Qualifications:Bachelor’s degree and 2+ years’ experience in application development, software engineering or data engineering or High School Diploma and 6+ years of experience2+ years’ experience with PythonExperience with ETL tools, data transformation and data pipelinesExperience taking data collection requirements and translating those requirements into implementable solutionsPreferred Qualifications:Experience with Database Management, SQL and/or PostgreSQLExperience with LinuxClearance Requirements:Must have a current/active TS/SCI w/PolygraphPhysical Requirements:The person in this position must be able to remain in a stationary position 50% of the time cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentationsSKN.7.23

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:ConfigurationJob Qualifications:Skills:Configuration Management (CM), Data Center Infrastructure Management (DCIM), DocumentationsCertifications:NoneExperience:9 + years of related experienceUS Citizenship Required:YesJob Description:Manage all power, space, and cooling configuration management activities for site data centers on behalf of the site DCM. Manage the implementation of the Government’s DCIM tool at the site level. Develop and maintain the site DCIM change/configuration management processes with site stakeholders to ensure all data center elements are being captured. Implement and manage a site data center audit program to maintain the accuracy of the site DCIM and AutoCAD data elements and floor drawings and ensure system integration compliance with the System Integration Specification. Perform Quality Assurance inspections for equipment rack integration activities and assignment of system level liens. Develop and distribute data center metrics to stakeholders as required. Provides advice and guidance on methods, procedures and requirements to individuals responsible for the creation of documentation.Drives technology release strategy, execution, and improvements across development life cycle.Designs a pipeline that minimizes manual involvement and leads to continuous improvements.Collaborates with other departments to implement best practices for release tools and process and improve productivity.Coordinate support with the DC management team to minimize overlap in PSC requirements gathering and ensure all data is shared with all stakeholdersAssist with Site Surveys to collect / manage PSC data requirements for utilization within the data center configuration management toolsReview / comment on Change Requests (currently RFCs or NSSRs) that impact site PSC resources; coordinate DC configuration management related impacts with stakeholdersUtilize site and enterprise configuration management tools (e.g. NLyte, Archibus, floor drawings, other DCIM products, etc.) to analyze PSC requirements and provide/enter data updates to maintain an accurate site baselineManage and coordinate requirements of site unique PSC configuration management toolsCoordinate local site DCIM implementation and management activities with DMD in support of the government or host agency DCIM implementation strategyInput and maintain the site DC hierarchy, floor plans, and equipment (racks, power, and cooling units, etc.) within the enterprise provided DCIM web portal per the required DCIM data schemaCoordinate site change/configuration management process development with site System Engineering and Integration team to manage data collection and data input within the DCIM portalDevelop, maintain, and distribute required PSC and equipment metrics from DCIM and other site data center configuration management data sources in support of site planning and integration activitiesDevelop and implement quality assurance activities to audit and maintain accuracy of data within DCIM and other site data center configuration management data sourcesCoordinate with AOs / system owners to enable integration of their rack content data into DCIMCoordinate with DMD and network teams to develop and implement DCIM monitoring network for power and environmental Simple Network Management Protocol agentsCollect and manage “rack level” power and environmental data, and distribute to site and enterprise stakeholders when requiredCollect and maintain the Original Equipment Manufacturer unique equipment specification sheets and distribute to DMD to support development of enterprise DCIM templatesDevelop custom DCIM templates / models for site unique equipmentPerform Quality Assurance inspections for equipment rack integration activities (site integration standard compliance, installation and removal, etc.) and assignment of system level liens with site DC impactsAudit site data center floor plans, provide updates, and coordinate “as-built” changes with local facility teamsCoordinate data center baseline changes and applicable configuration management toolsWHAT YOU’LL NEED TO SUCCEED: Education: Bachelors Degree Required Experience: 10+ years of related experience Security Clearance Level: TS/SCI w/Poly Location: On Customer SiteGDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from Rest and recharge with paid vacation and holidaysThe likely salary range for this position is $105,622 - $138,000. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA SpringfieldAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTechseeks a motivated, career and customer-orientedEnterprise IT Support Officer (EITSO) – Equipment & Video Installation Technician to join our team inHerndon, VA. In this role, you serve on a Dedicated Support Team of Network Video Installers supporting the StreamIT project. You will install network equipment, video media gateways and associates service modules.Responsibilities include, but are not limited to:Interface with end customers, providing expert support for classified and unclassified LAN infrastructure, including scripting, configuration, and troubleshooting.Manage IP network architecture, ensuring compliance with current and future standards for efficient integration and performance.Perform precise installations, cable terminations, and equipment mounting (e.g., video switch, network, and set-top boxes) to ensure seamless operation.Diagnose and resolve technical issues related to video services, leveraging advanced troubleshooting techniques.Conduct site surveys, ensuring accurate data collection and validation for engineering and VSIT teams, with adherence to sponsor and industry standards.Local travel will be required between customer buildings.May have supervisory responsibilities.Minimum Qualifications:BA/BS and 9 years of experiences, or a combination of education and work experience equivalent to 13 years. 9 years of direct experience installing and troubleshooting video equipment and media gateways on the Sponsors classified and unclassified networks.Expertise in implementing infrastructure networks, including classified and unclassified LAN environments for the sponsor, with proficiency in scripting, configuration, cutover, and troubleshooting.Skilled in installing and troubleshooting video and media gateways on both classified and unclassified sponsor networks.Extensive experience with diverse cabling systems, including 110-type cross connections, RJ45 patch panels, wire wrap terminals, copper cable terminations, DSX Panel T-1 cabling, and fiber terminations.In-depth knowledge of various cabling methodologies, industry standards, and troubleshooting techniques.Proficient in interpreting and utilizing cable run lists for efficient network setup and maintenance.Preferred Qualifications:Experience with implementation on the Sponsor's new unclassified network LAN infrastructure.Video installation experience.Related work experience in IT hardware and cabling installation.Clearance Requirements:Must have a current/active TS/SCI with Polygraph.Physical Requirements:Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.Must be able to move/traverse within and between buildings and offices, position self to maintain equipment and cabling, including under the desks, while moving floor tiles, and in server closets, some of which may be confined spaces.Must be able to move Audio/Visual or Computer equipment weighing 50 pounds or more, some equipment may require team-lift or the use of carts. Ascends/descends a ladder, 10+ feet high while pulling cables and adjusting equipment.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems AdministrationJob Qualifications:Skills:Information Technology (IT), Linux, System AdministrationCertifications:Security+ CE - CompTIAExperience:1 + years of related experienceUS Citizenship Required:YesJob Description:Deliver simple solutions to complex problems as a Systems Administrators at GDIT. Here, you’ll tailor cutting-edge solutions to the unique requirements of our clients. You’ll make the end user’s experience your priority and we’ll make your career growth ours.At GDIT, people are our differentiator. As a Systems Administrators you will help ensure today is safe and tomorrow is smarter. Our work depends on a Systems Administrators with Linux and Windows Infrastructure experience to manage and maintain mission-critical operational IT systems and mission applications in Springfield, Virginia.HOW A SYSTEMS ADMINISTRATORS WILL MAKE AN IMPACTAs the Systems Administrator on this contract, you will be on an engineering team that provides IT Systems Administration support to global real-time operational activities.Critical thinking and troubleshooting skills are essential to resolving operational problems and clear communications and briefing skills are essential when communicating with the team, its users, and individuals in leadership roles.You must be willing/able to work core hours between 6:00 am to 6:00 pm during the week and participate in on-call rotation for after-hours support. Responsibilities:Provides Tier II support of IT infrastructure systems and custom mission applications based on a mixed Linux and Windows environment.Create, manage, and maintain accounts and group membership in Active Directory, LDAP, TACACS, KVMExperience managing Windows-based virtual server environments.Hands-on working knowledge of RedHat 5 & 7 along with Windows server 2008, 2016, and Windows 10 operating systems in physical and virtual environmentsResponsible for pro-active systems monitoring and evaluation of environments using Nagios and the documentation, resolution, or escalation of any problems discovered.Responsible for daily backup monitoring and troubleshooting using Symantec NetBackup version 8.Experience with Linux and Windows patching in an operational environmentEnsure all Linux and Windows-based systems are running current versions of antivirus software with current virus definition files; Experience with ClamAV and Windows EPO is a plus.Ability to work with systems engineers and factory support for troubleshooting and resolution of system anomalies.Participates in special projects as required.EducationTechnical Training, certifications, degree, or the equivalent combination of education or work experience. 1+ years of experience. QualificationsMust have Active TS/SCI with Polygraph and must be willing able to upgrade to higher level polygraph.Experience installing and configuring various COTS products.Experience providing physical and virtual support, maintenance, and security for Red Hat (RHEL 5 & 7), Sun Solaris, Windows Server 2008 & 2016, and Windows 7/10 DesktopExperience with Nagios, Active Directory, NetBackup.Experience with Authentication and Account Management (Active Directory, DNS, LDAP, TACACS, Local, KVM))Experience with virtualization (VMWare, ESXi, VCenter)Experience with SAN (EMC, NAS/DAS)Hardware experience: servers, workstations, peripherals, tape robotsDatabase experience (Oracle, SQL Server).Would be Nice to Have:Prior Real-time operations/mission systems experienceRed Hat CertificationAutomation Concepts (Puppet)Experience with Splunk, WebLogic, High-Speed Guards, F5 Load BalancersFamiliarity with Cisco switches and firewallsExperience with SQL database queries and troubleshootingTape Library/ Backups (Symantec NetBackup)Scripting and coding experience (Bash, PowerShell, Python).WHAT YOU’LL NEED TO SUCCEED: Education: Technical Training, certifications, degree, or the equivalent combination of education or work experience. Required Experience: 1+ years’ experience Security Clearance Level: TS/SCI with polygraph Must be DoD 8570 IAT Level II Requirement- Security+ CE Location: Springfield, VA US Citizenship RequiredGDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from Rest and recharge with paid vacation and holidays.The likely salary range for this position is $76,500 - $103,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA VA SpringfieldAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTechseeks a motivated, career and customer-orientedEnterprise IT Support Officer (EITSO) - Installer (Switch Technician / VIST) to join our team inHerndon, VA. In this role, you will support a Dedicated Support Team supporting the Voice Program Recap Office (VPRO) installing network equipment, telephones (VoIP, analog, ISDN), voice media gateways and associated service modules.Responsibilities include, but are not limited to:Offer continued support to customers for troubleshooting and assisting with advanced features or issues related to the voice communication system to include but not limited to, assigning phone numbers, phone templates, voicemail, line appearances, call forwarding and other issues they may have.Provide technical support to end-users in the field and other IT staff in troubleshooting voice-related issues. Escalate complex problems to higher-level engineers or vendors when necessary.Performing high quality installations and troubleshooting a variety of telephones, running and terminating cables to voice switch equipment.Dressing cabling appropriately according to industry and Sponsor standards.Mounting voice and network equipment in racks, running and connecting both power and service cabling as appropriate.Local travel may be required between customer buildings or temporary assignment to an alternate location in support of special projects.Member of a team comprised of a variety of skills that provide coverage from 6:00 a.m. – 6:00 p.m.Minimum Qualifications: Bachelor’s Degree and 4+ years of experience, or a combination of education and work experience equivalent to 8+ years.Experience installing and troubleshooting telephone instruments and media gateways on the Sponsors classified and unclassified networks.Experience with configuring and troubleshooting telephony hardware, including IP phones, voice gateways, PBX systems, and voice servers.Understanding of call routing, dial plans, call forwarding, and voicemail systems configuration.Experience in a variety of cabling areas including 110 type cross connections, RJ45 patch panels, wire wrap terminals, copper cable terminations, DSX Panel T-1 cabling, fiber terminations.Excellent knowledge of various cabling methodologies, industry standards, troubleshooting techniques, and reading/understanding cable run lists.Preferred Qualifications:Experience with implementation on the Sponsor's new unclassified network LAN infrastructure.Related work experience in IT hardware and cabling installation.Experience in managing multiple installations or upgrades simultaneously, meeting deadlines, and coordinating resources effectively.Strong communication skills due to variety of groups to be working with, such as co-workers, management, and customers; must be able to exchange accurate information. Ability to adapt to quickly changing tasks and requirements and the ability to quickly learn new skills while on the job.Clearance Requirements:Must have a current/active TS/SCI with Polygraph.Physical Requirements:Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.Must be able to move/traverse within and between buildings and offices, position self to maintain equipment and cabling, including under the desks, while moving floor tiles, and in server closets, some of which may be confined spaces.Must be able to move Audio/Visual or Computer equipment weighing 50+ pounds, some equipment may require team-lift or the use of carts. Ascends/descends a ladder, 10+ feet high while pulling cables and adjusting equipment.

Type of Requisition:PipelineClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems AdministrationJob Qualifications:Skills:Kubernetes, Linux, Systems EngineeringCertifications:NoneExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:Linux Systems EngineerA Linux Systems Engineer is responsible for building and automating performant and resilient infrastructure that our business depends on. In this role you will have the opportunity to contribute to one or more areas including (but not limited to) better automating our virtualized infrastructure and supporting a containerized infrastructure. To support our team, you will need to be experienced, driven, and have strong coding skills in automation. You will be collaborating closely with peers and customers which means you need to be an active listener, detail oriented, and a clear communicator.What You'll DoTake a leadership role in designing, building, implementing, and maintaining infrastructure.Mature the automation efforts of the lifecycle of a server including onboarding, patching, and sunsetting.Help development teams onboard applications to Kubernetes infrastructure.Build and maintain Kubernetes infrastructure.Use and administer automation tools such as, Ansible and SaltWrite documentation and provide training around automation tools.Ensure all authored code is well documented and version controlled appropriately via git.Resolve escalated issues and perform root cause analysis for complex issues.Support development teams by ensuring the supporting CI/CD infrastructure is performant, stable, and kept up to date.Interact with both internal and external customers during all project phases, from planning to maintenance.Be mindful of customer needs and clearly communicate complex information.Demonstrate a high attention to detail, examining every aspect of the system.Exercise strong time management skills by taking on multiple projects simultaneously while debugging issues reported by customers.Be attentive to communication and productivity tools ensuring inquiries are responded to in a timely manner.Recommend system improvements and changes to systems, as needed.Participate in an on-call rotation including nights/weekends.Required Skills and Qualifications5+ years of Systems Engineer or similar experienceAdvanced understanding of LinuxAdvanced knowledge, including 4+ years of experience, in one or more of the following areas:KubernetesInfrastructure as Code, specifically managing Salt or AnsibleExperience working with automation tools such as Ansible.Experience with one or more scripting languages, specifically YAML, Python, Bash, and/or RubyExperience using version control tools such as Git.Willingness to work on-call rotation including nights/weekends.The likely salary range for this position is $133,369 - $180,441. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA SpringfieldAdditional Work Locations:USA MO St. LouisTotal Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech is seeking a Cyber Network Defense (CND) Analyst in Herndon, VA. As a CND Analyst on our team, you will use your expertise in Host Based Intrusion Detection Systems (IDS), Intrusion Prevention Systems (IPS) and specialized network defense to provide innovative and creative solutions to challenging cyber security problems. You will utilize the latest cyber tools available and assist with creating new ones while allowing you to advance the nation's information security posture. Join ManTech and help protect our country against our cyber adversaries while working on innovative projects that offer opportunities for advancement. We encourage our team members to share and grow their skills and expertise while creating robust and cutting-edge solutions. Join a team who protects and defends the largest target in the world.Responsibilities include, but are not limited to:Provide malicious code detection, intrusion detection, and information security tool development and integration.Utilize forensic analysis to identify malware, misuse, and/or unauthorized activity.Investigate and report on virus and malware alerts or incidents to determine root cause, entry point of code and damage risk.Analyze all data sources, including Internet, Intelligence Community (IC) reporting, security events, firewall logs, and other data sources to identify malware, misuse, unauthorized activity or other cyber security related concerns.Track intelligence using open source and classified sources to identify malicious code threats and provide solutions to counteract that threat.Manage and administer the tuning of rules, signatures, and custom content for CND applications and systems and identify potential conflicts with implementation of any CND tools within the enterprise and develop recommendations to remediate these conflictsProvide logical use case development.Provide and track requirements to engineering partners.Identify gaps in visibility or coverage of cyber defense systems.Prepare data analytics and reporting.Basic Qualifications:2+ years of experience in Network Defense or Cybersecurity AnalysisExperience writing script in programming languages such as Python, JavaScript, Yara or SnortExperience using SIEM tools for case development and applicationExperience with network security applications, protocols, and associated hardwareExperience with one or more of the following classes of enterprise cyber defense technologies:SysMon, Network and Host based IDS and IPS, Network and host-based malware detection and prevention, Endpoint Detection & Response (EDR) and Network Detection & Response (NDR), Network and Host malware detection and prevention (EDR/NDR) tools, Forensics tools and applications, Web/Email gateway security technologies, Security Orchestration, Automation and Response (SOAR), Cloud Based platforms such as Azure, AWS, or GoogleHigh School DiplomaPreferred Qualifications:Experience working with MITRE ATT&CKExperience with Splunk or Splunk Enterprise SecurityAbility to demonstrate interpersonal, organizational, writing, communications, and briefing skillsAbility to effectively use analytical and problem-solving skillsClearance requirement: Active/Current TS/SCI with polygraphPhysical Requirements: Must be able to remain in a stationary position 50%SKN.7.23

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems AdministrationJob Qualifications:Skills:DNS, Dynamic Host Configuration Protocol (DHCP), Microsoft (MS) Active Directory (AD), Windows 10Certifications:NoneExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:General Dynamics Information Technology (GDIT) is seeking an IT Engineer with Microsoft Enterprise Systems Administrator Advisor experience to join our team in support of a Federal Intelligence Agency contract. In addition to receiving a competitive salary and generous health and personal benefits, the IT Engineer will enhance their skill set among a talented and technically accomplished group of colleagues.Primary responsibilities include providing Tier II support of maintaining multiple large Enterprise environment. The supporting infrastructure includes multiple Microsoft based networks spanning multiple security enclaves within a hybrid (Windows & RHEL) environments.Job Responsibilities & Duties:System Administrative Advisory duties to include management of Windows and Linux workstations on EVDI and physicalTroubleshooting application functionality, crash and performanceInvestigate user performance and work with external teams to improve user experience.Assist customers with Tier 2 incident resolution for Linux and windows applications.Provide remote end user desktop support.Identifies, analyzes, and resolves system incidents with both short-term workarounds and long-term solutions. Responds to escalated service desk/team requests.Communicate effectively (in oral and written form) with a variety of individuals; work well within small and large team environments.Willingness to provide initial triage, response, and notifications for incidents.Participates in special projects as required.Bachelor's degree in Computer Science, Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience.8+ years of related systems administration experienceTS/SCI with Polygraph is required.Candidate must possess an appropriate and current DoD Information Assurance (IA) Certification to be considered for employment; either valid CompTIA Security+ CE, Systems Security Certified Practitioner (SSCP) or Cisco Certified Network Associate (CCNA)-Security. CompTIA Security+ CE Certification is the preferred certification. In addition, candidate must attain the required DoD 8570 Computing Environment (CE) Training within six (6) months of Hire Date.Successful candidates are expected to have related experience and knowledge/understanding of:Active Directory AdministrationDNS, DHCP, DFS, LDAPWindows 10, Server 2012, Server 2016,Application Troubleshooting such as Outlook, Excel, Word, JAVA, Internet ExplorerLinux Operating systemUnderstanding of ServiceNow, NETS or other ticketing processITIL v3 or higherThe following knowledge/skill set is not required but is a plus:Microsoft System Center Configuration ManagerPowerShellVirtualization Environments (VMware, Citrix)Profile management utilizing the VMware User Experience Management (UEM) toolsetMicrosoft ExchangeTelephone/Video supportNetworkingFamiliarity with site specific customer and mission#GDITcareers#OpportunityOwned#WeAreGDIT#transitioningmilitary#clearedjobs#veterans#Autobots The likely salary range for this position is $115,256 - $155,934. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA Fort Belvoir - Fort Belvoir (VAC053)Additional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Senior Software Developer - Cloud to join our team in Chantilly, VA. Responsibilities include but are not limited to:Designing and implementing large-scale ingest systems in a Big Data environmentOptimizing all stages of the data lifecycle, from initial planning, to ingest, through final display and beyondDesigning and implementing data extraction, cleansing, transformation, loading, and replication/distributionDeveloping custom solutions/code to ingest and exploit new and existing data sourcesWorking with Sponsor development teams to improve application performanceOrganizing and maintaining documentation so others are able to understand and use itCollaborating with teammates, other service providers, vendors, and users to develop new and more efficient methodsMinimum Qualifications:High School Diploma/GED with 15+ years of experience in the Information Technology fieldStrong software development experience, to include significant Java development, data analysis/parsing, and SQL/database experienceStrong experience with the full data lifecycle, from ingest through display, in a Big Data environmentStrong experience with Java-related technologies, such as JDK, J2EE, EJB, JDBC, and/or Spring, and experience with RESTful APIsExperience developing and performing ETL tasks in a Linux environmentPreferred Qualifications:Experience with Hadoop, Hbase, MapReduceExperience with ElasticsearchExperience with NiFi, Kafka, and ZookeeperClearance Requirements:An active TS/SCI with PolygraphPhysical Requirements:Use hands to operate a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.Must be able to remain in a stationary position 50% of the timeThe person in this position frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems AdministrationJob Qualifications:Skills:Active Directory (AD), Linux, Microsoft Windows Server, Monitoring Tools, TroubleshootingCertifications:CompTIA - Security+ - CompTIAExperience:1 + years of related experienceUS Citizenship Required:YesJob Description:Job Summary: As an IT Monitoring Specialist at GDIT, you will play a crucial role in ensuring the continuous operation and performance of our IT systems and infrastructure. Your expertise in monitoring, troubleshooting, and responding to alerts will be essential in maintaining the stability and availability of our technology environment around the clock.Key Responsibilities: Monitor the customer’s IT systems, network, servers, and applications 24/7 to proactively identify and resolve issues that may impact performance or availability.Respond promptly to alerts and notifications from monitoring tools, diagnosing problems, and implementing appropriate solutions.Collaborate with cross-functional IT teams to investigate and resolve complex technical issues, ensuring minimal disruption to business operations.Document and track incidents, including the troubleshooting steps taken and the resolution achieved, in a clear and organized manner.Escalate critical incidents to higher-level support teams or management as necessary, providing detailed information and recommendations.Participate in the development and maintenance of monitoring and alerting procedures, adjusting thresholds and settings to improve accuracy and responsiveness.Contribute to the creation and improvement of IT documentation, including standard operating procedures, troubleshooting guides, and knowledge base articles.Identify trends and patterns in system alerts and incidents, providing insights to prevent recurring issues.Perform routine checks and maintenance tasks to optimize system performance and prevent potential problems.Stay updated on industry best practices, emerging technologies, and security threats to enhance monitoring strategies and incident response capabilities.Successful candidates are expected to have related experience and knowledge/understanding of:Proven experience in IT monitoring, incident response, and troubleshooting.Familiarity with monitoring tools such as Dynatrace, Nagios, Zabbix, SolarWinds, SCOM, or similar systems.Familiarity with ticketing tools such as ServiceNow, Remedy, or similar ITIL tools.Excellent problem-solving skills and the ability to remain calm under pressure in high-stress situations.Strong communication skills to convey technical information clearly to both technical and non-technical stakeholders.Willingness to work in shifts, including nights, weekends, and holidays, as part of the 24/7 team.The following knowledge/skill set is not required but is a plus: Strong knowledge of networking protocols, server administration, and various operating systems (Windows, Linux, etc.).Familiarity with Windows Server operating systems (e.g., Windows Server 2019, 2022) and Windows client versions.Familiarity with Active Directory, Group Policy, DNS, DHCP, Microsoft Exchange, and other core Windows services.Ability to analyze and interpret system logs, performance metrics, and alerts to diagnose issues effectively.Education:Bachelor's degree in Information Technology, Computer Science, or a related field (or equivalent work experience).Certification: CompTIA Security+ required.Relevant certifications such as CompTIA Network+, CCNA, or equivalent, are a plus.Benefits:Competitive salary and benefits package.Opportunity to work with cutting-edge technologies and gain experience in a dynamic IT environment.Continuous learning and professional development opportunities.Collaborative and inclusive work culture.Contribution to critical business operations and the chance to make a significant impact.If you are passionate about maintaining the health and performance of IT systems, have a knack for troubleshooting, and thrive in a fast-paced environment, we invite you to apply for the position of IT Monitoring Specialist at GDIT. Join our team and help us ensure seamless IT operations around the clock.#Autobots The likely salary range for this position is $78,605 - $106,348. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA Fort BelvoirAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Senior Application Developer to join our team in Chantilly, VA Responsibilities include but are not limited to:Designing, programming/developing, and modifying software systems, applications, and tools, both existing and potentially new in the futureAnalyzing user needs and software requirements to determine feasibility of design within time and cost constraintsCollaborating with teammates, other service providers, vendors, and users to develop new program featuresDeveloping unit and integration tests, in addition to participating in functional and regression tests to ensure programs will produce the desired results and that instructions are correctCorrecting errors by making the appropriate changes and then re-checking the program to ensure the desired result was produced. As well as, reviewing help desk messages periodically and working with other teams to troubleshoot and resolve production issuesParticipating in code reviews by reviewing and incorporating feedback from teammates as well as providing feedback to others based on existing standards and recommended programming practicesDeploying code to development, test, and production environments using existing DevOps infrastructure/toolsMinimum Qualifications:High School Diploma/GED with 10+ years of experience in the Information Technology fieldExperience with HTML, CSS, JavaScript, and at least one modern front-end framework, preferably AngularExperience with, or knowledge of, the Spring Framework and RESTful servicesExperience with, or knowledge of, SQL and ORM libraries such as Hibernate/JPAExperience with Git branching and merging within a team to manage source codePreferred Qualifications:Strong ability to manage competing priorities and communication to multiple stakeholdersExperience with, or knowledge of, ElasticsearchExperience with, or knowledge of, best practices for developing secure web applicationsClearance Requirements:An active TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50%Use hands to operate a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems AdministrationJob Qualifications:Skills:Active Directory (AD), Incident Resolution, System AdministrationCertifications:NoneExperience:3 + years of related experienceUS Citizenship Required:YesJob Description:General Dynamics Information Technology (GDIT) is seeking an IT Engineer with Microsoft Enterprise Systems Administrator Advisor experience to join our team in support of a Federal Intelligence Agency contract. In addition to receiving a competitive salary and generous health and personal benefits, the IT Engineer will enhance their skill set among a talented and technically accomplished group of colleagues.Primary responsibilities include providing Tier II support of maintaining multiple large Enterprise environment. The supporting infrastructure includes multiple Microsoft based networks spanning multiple security enclaves within a hybrid (Windows & RHEL) environments.Job Responsibilities & Duties:System Administrative Advisory duties to include management of Windows and Linux workstations on EVDI and physicalTroubleshooting application functionality, crash and performanceInvestigate user performance and work with external teams to improve user experienceAssist customers with Tier 2 incident resolution for Linux and windows applications.Provide remote end user desktop supportIdentifies, analyzes, and resolves system incidents with both short-term workarounds and long-term solutions. Responds to escalated service desk/team requests.Communicate effectively (in oral and written form) with a variety of individuals; work well within small and large team environments.Willingness to provide initial triage, response, and notifications for incidentsParticipates in special projects as required.Bachelors Degree in Computer Science, Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience.3+ years of related systems administration experienceTS/SCI with Polygraph is required.Candidate must possess an appropriate and current DoD Information Assurance (IA) Certification to be considered for employment; either valid CompTIA Security+ CE, Systems Security Certified Practitioner (SSCP) or Cisco Certified Network Associate (CCNA)-Security. CompTIA Security+ CE Certification is the preferred certification. In addition, candidate must attain the required DoD 8570 Computing Environment (CE) Training within six (6) months of Hire Date.Successful candidates are expected to have related experience and knowledge/understanding of:Active Directory AdministrationDNS, DHCP, DFS, LDAPWindows 10, Server 2012, Server 2016,Application Troubleshooting such as Outlook, Excel, Word, JAVA, Internet ExplorerLinux Operating systemUnderstanding of ServiceNow, NETS or other ticketing processITIL v3 or higherThe following knowledge/skill set is not required but is a plus:Microsoft System Center Configuration ManagerPowerShellVirtualization Environments (VMware, Citrix)Profile management utilizing the VMware User Experience Management (UEM) toolsetMicrosoft ExchangeTelephone/Video supportNetworkingFamiliarity with site specific customer and missionGDIT Is Your Place:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#Autobots The likely salary range for this position is $97,750 - $132,250. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA Fort BelvoirAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans