SECURING OUR TECHNOLOGYThe Air Force relies heavily on advanced computer and software systems, so it is paramount to keep those systems safe. It’s the job of Cyber Systems Operations specialists to design, install and support our systems to ensure they operate properly and remain secure from outside intrusion. These experts enhance our capabilities and provide us with the best and most secure systems so we can stay ahead of the curve in everything we do.REQUIREMENTSYou must meet several requirements before joining the Air Force. These concern your background, overall health and other standards set by the Air Force, Department of Defense and federal law.Minimum EducationYou must be 17–42 years of age, a U.S. citizen and obtain a qualifying ASVAB score. High School Students may start their application as early as the end of their junior year. ASVAB SCORE REQUIREMENTSGeneralQualificationsKnowledge of cyber system elementsCompletion of Cyber Systems Operations Initial Skills courseCompletion of a current Single Scope Background Investigation (SSBI)Completion of 7.5 weeks of Basic Military TrainingMust be at least 17, but has not reached age 42 on the date of enlistment

ManTech seeks a motivated, career and customer-oriented Principal Cyber Security Engineer to join our team in Chantilly, VA. Responsibilities include but are not limited to:Engineer, design, implement, integrate, and sustain Comply-to-Connect (C2C) deployment support to migrate, deploy, improve, and maintain C2C services. Comply-to-Connect support is comprised of managing and maintaining the appliances, applications, servers, and supporting infrastructure on unclassified and classified environments.Coordinate with the network service provider to develop and maintain network architecture diagramsEvaluate and recommend changes and/or technology upgrades to address performance, standardization, and industry best practicesMonitor and investigate C2C performance and faults and recommend improvements.Interacts with other team members and customers at multiple levels to gather, supply, or coordinate informationSupports Assessment and Authorization activities related to cybersecurity technologies, where applicableMinimum Qualifications:Bachelor’s degree or 4+ years of additional cyber experience in lieu of degree7+ years of cyber experienceExperience with technologies involved in large scale enterprise deployments/data centersExperience with deploying and/or supporting enterprise security software products such as firewalls, IPS, Anti-Virus solutions, application firewalls, high availability solutions, network management systems, virtual systemsKnowledge of Windows and Linux systems, general operating system security practices, TCP/IP networking, 802.1x and network security concepts is requiredIAT Level II (GSEC, Security+, SSCP, or CCNA-Security) certification or ability to obtain within 6 months of hirePreferred Qualifications:Experience implementing and using complicated software products that involve multiple componentsExperience with vendor agnostic C2C capabilities and services, open-source components and trends, DoD integration and networks, and DoD engineering and sustainment procedures and processes to deliver real time C2C enterprise-level expertise to the customer base a plusExperience with Cisco Identity Services Engine (ISE)Knowledge of Shell, Perl and XML ScriptingExperience with tools such as Nmap, Nessus, and tcpdumpClearance 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. 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.

Overview: SimVentions is a 100% employee-owned business and has consistently been voted one of Virginia's Best Places to Work. We are seeking a Helpdesk Support Specialist to join our team!As an IT Help Desk Support Specialist II, the candidate will provide technical assistance and training to system users. The candidate will respond to users' request for assistance by phone, in person, or via help desk ticket, generally handling routine technical issues while seeking guidance on more complex issues. The candidate will apply basic diagnostic techniques to identify problems, investigate causes, and recommend solutions to correct common failures. The candidate will maintain the helpdesk system and ensure technical support issues are escalated to the appropriate level for resolution. The candidate will install and modify corporate computers and associated network hardware, software, and peripherals. The candidate will diagnose hardware and software, and operator problems, taking remedial actions or recommends procedural changes. The candidate will create new user accounts and build new laptops, loading and configuring operating systems and applications. The candidate will provide meeting support and technical A/V support for in-person, hybrid, and virtual meetings. Travel: 1 day a week to Dahlgren office Clearance: Ability to obtain a secret security clearance is required. Requirements: 2+ years experience working in a customer facing technical support environmentA solid understanding of hardware, software, and network systems, including troubleshooting common technical issuesProficiency in troubleshooting A/V equipment, including projectors, displays, microphones, and sound systemsStrong knowledge of video conferencing platforms such as Microsoft Teams and Cisco WebexAbility to work flexible hours as necessaryWillingness to collaborate with team members and escalate issues to higher levels of support when necessaryCapability to handle multiple support inquiries simultaneously while maintaining accuracy and a high level of customer satisfactionAbility to receive input from various sources, effectively prioritize tasks, and successfully complete them within a specified timeframeExcellent verbal and written communication skillsStrong interpersonal and communication skills to provide excellent customer support while remaining patient and empathetic Responsibilities: Assist with managing the helpdesk ticket queue on a daily basis; creating, routing, and remedying tickets in a timely manner.Answer queries by telephone or self-service ticket in support of internal and/or outside customer computer hardware, software, network, system/application access, and telecommunications systems.Troubleshoot configuration issues, software installations, hardware repair (including inhouse repair or coordinating depot or warranty services) to support day-to-day operations.Test new hardware and software systems and packages prior to deployment.Perform support to the user check-in process, performing functions such as: account creation; processing new account paperwork; issuing credentials; assigning permissions; and providing new hire onboarding brief.Deploy images and configure new system buildouts for new hires. Work directly with hiring managers to ensure proper equipment and access.Coordinate and resolve technical, scheduling, and delivery issues associated with technical refresh, asset tracking, and life-cycle sustainment.Manage and track all issued, reclaimed, removed, and relocated capital IT assets.Compose instructional documentation and videos to provide end-users with step-by-step processes on the proper method to utilize specific hardware and software.Complete market research and submit purchase requests for equipment needs.Provides meeting support and technical A/V support for in-person, hybrid, and virtual meetings.Troubleshoot and resolve A/V equipment problems, such as projectors, displays, microphones, and sound systems.Assist with video conferencing setup, configuration, and troubleshooting (e.g., Microsoft Teams and Cisco WebEx).Create and update documentation related to A/V equipment, configurations, and troubleshooting procedures.Provide training and guidance to end-users on the proper use of A/V equipment and video conferencing tools.Alerts management to recurring problems and patterns of problems. Provides recommendations to resolve problems.Provides an outstanding customer service experience in a variety of circumstances across all organizational levels.Various projects and tasking as assigned. Preferred Skills and Experience: Experience with Microsoft O365Proficiency with Windows Operating SystemsProficiency with the Zendesk help desk systemProficiency with Active Directory Education: GED or High School Diploma Compensation: Compensation at SimVentions is determined by a number of factors, including, but not limited to, the candidate’s experience, education, training, security clearance, work location, skills, knowledge, and competencies, as well as alignment with our corporate compensation plan and contract specific requirements.The projected annual compensation range for this position is $50,000 - $65,000 (USD). This estimate reflects the standard salary range for this position and is just one component of the total compensation package that SimVentions offers. Benefits: At SimVentions, we’re committed to supporting the total well-being of our employees and their families. Our benefit offerings include comprehensive health and welfare plans to serve a variety of needs.We offer:Medical, dental, vision, and prescription drug coverageEmployee Stock Ownership Plan (ESOP)Competitive 401(k) programsRetirement and Financial CounselorsHealth Savings and Health Reimbursement AccountsFlexible Spending AccountsLife insurance, short- & long-term disabilityContinuing Education AssistancePaid Time Off, Paid Holidays, Paid Leave (e.g., Maternity, Paternity, Jury Duty, Bereavement, Military)Third Party Employee Assistance Program that offers emotional and lifestyle well-being services, to include free counselingSupplemental Benefit Program Why Work for SimVentions : SimVentions is about more than just being a place to work with other growth-orientated technically exceptional experts. It’s also a fun place to work. Our family-friendly atmosphere encourages our employee-owners to imagine, create, explore, discover, and do great things together.Support Our WarfightersSimVentions is a proud supporter of the U.S. military, and we take pride in our ability to provide relevant, game-changing solutions to our armed men and women around the world.Drive Customer SuccessWe deliver innovative products and solutions that go beyond the expected. This means you can expect to work with a team that will allow you to grow, have a voice, and make an impact.Get Involved in Giving BackWe believe a well-rounded company starts with well-rounded employees, which is why we offer diverse service opportunities for our team throughout the year.Build Innovative TechnologySimVentions takes pride in its innovative and cutting-edge technology, so you can be sure that whatever project you work on, you will be having a direct impact on our customer’s success.Work with Brilliant PeopleWe don’t just hire the smartest people; we seek experienced, creative individuals who are passionate about their work and thrive in our unique culture.Create Meaningful SolutionsWe are trusted partners with our customers and are provided challenging and meaningful requirements to help them solve.Employees who join SimVentions will enjoy additional perks like:Employee Ownership:Work with the best and help build YOUR company!Family focus:Work for a team that recognizes the importance of family time.Culture:Add to our culture of technical excellence and collaboration.Dress code:Business casual, we like to be comfortable while we work.Resources: Excellent facilities, tools, and training opportunities to grow in your field.Open communication:Work in an environment where your voice matters.Corporate Fellowship: Opportunities to participate in company sports teams and employee-led interest groups for personal and professional development.Employee Appreciation:Multiple corporate events throughout the year, including Holiday Events, Company Picnic, Imagineering Day, and more.Founding Partner of the FredNats Baseball team:Equitable distribution of tickets for every home game to be enjoyed by our employee-owners and their families from our private suite.Food:We have a lot of food around here!FTAC

Are you detail-orientated with a love for Tetris or puzzles Interested in working in retail, but with weekends off We handle product movement in grocery! We display it, we move it, we track it; making sure stores and their product suppliers have the best opportunities for optimal sales. When you join the SAS Retail Services’ team as a Retail Reset Merchandiser, you’ll be making a difference by ensuring the latest products match the new plan. We’ve got a lot to offer with specialized training and growth opportunities galore.What you get:Competitive wage; $13.00 per hourGet paid quicker with early access to earned wagesCompetitive wages and paid trainingGrowth opportunities abound – We promote from within.Benefits that can be customized to meet your family’s needs, including medical, dental, vision, life insurance, supplemental voluntary plans, wellness programs.You also get access to discounts through Associate Perks.Employee Resource Groups that provide resources and belongingExercise at work!Now, about you:You’re 18 years or olderWith reliable transportation and valid driver’s licenseYou’ll work Monday – Thursday; start times vary within an assigned territoryAdditional hours may be available upon requestYou like physical work of moving, bending, standing, squatting and can lift up to 25 lbs.Click here to check out what some of our team have to say:By supporting our customers, we’re ultimately supporting communities and families. Join us and see what’s possible for you! Click here to get started.

Overview: Execute the installation of HVAC systems, hood systems, refrigeration systems, food service equipment, and shelving in new stores, rebuilds, and remodels. Install new equipment for rollouts of new menu items. Responsibilities: 1. Installation and troubleshoot refrigeration equipment, HVAC unit, duct work, food service equipment, hood systems and shelving according to action plan and quality standards. Balancing of HVAC systems, fryer hood, and dishwasher hood.2. Schedule and coordinate all equipment installation activities, in the absence of site leadership.3. Ensure all safety regulations are followed per federal, state, local, and Sheetz requirements.4. Be able to read, write, and follow instructions, such as blueprints, floor plans, wiring diagrams. Be able to hammer nails, use power tools, and distinguish colors.5. Complete accurate paperwork, including work orders, labor hours, warranty cards, equipment transfers, new store checklist, DOT logs, post trip vehicle inspections forms, and weekly transaction logs for procurement cards.6. Barcode and document equipment for tracking of warranties, analyzing reliability, maintenance issues, and technical support.7. Schedule and coordinate all equipment installation activities, in the absence of site leadership.8. Complete all assigned work in a timely, efficient manner, according to company standards. Qualifications: (Equivalent combinations of education, licenses, certifications and/or experience may be considered)Education• High School Diploma/GED required• Technical/Trade/Sheetz training requiredExperience• Minimum two years’ related experience requiredLicenses/Certifications• Valid Driver’s License• EPA certifications – license I and IITools & Equipment (Other than general office equipment):• Hand tools (hammer, measuring devices, wrench, level, etc.)• Power Hand tools (saws, drill press, grinders, sanders, etc.)• Welding tools (torch, plasma cutter, welder, etc.)• Motorized Equipment (generators, pressure washer, forklift, etc.)• Reclaimer, balometer Accommodations: Sheetz is committed to the full inclusion of all qualified individuals. Sheetz is committed to considering all applicants regardless of disability who can perform all essential job duties with or without accommodations.

ManTech seeks a motivated, career and customer-oriented IT Project Manager to join our team in the Chantilly, VA area. The IT Project Manager will assist leadership in directing the project life cycle by supporting the development of comprehensive project plans to include both long and short-range goals and milestones. Identifies, acquires, and clarifies customer requirements. Interfaces with internal and external customers to achieve project technical objectives. Utilizes resources and advises personnel to fulfill customer expectations. Provides technical writing support, process improvement guidance, as well as advising on policy and directive compliance. The candidate works within a matrix organization, monitoring, motivating, and guiding functional organizations to complete milestones within specific budgets and schedules. Prepares detailed status briefings for top level management for the purpose of communicating project status throughout the life cycle.Responsibilities include, but are not limited to:Managing and tracking multiple IT projects, typically involving multiple IT disciplines, through the complete project lifecycle from opening to closingCreating and maintaining project plans and schedulesMaintaining project documentationCoordinating project staffingCoordinating and tracking project fundingDomestic Travel up to 25%Minimum Qualifications:Bachelor’s Degree and 5 years of IT Project Management experience or high school diploma/GED with 9 years of relevant experience with IT Project ManagementExperience with Microsoft Project and Microsoft Office applicationsExperience preparing project plans to include budget, staffing, schedule, and travelExperience in implementing Information Technology Infrastructure Library (ITIL) v3, or higher, based IT practices and processes; focus on Change and Release ManagementExperience managing teams up to 20Ability to understand and clearly communicate project goals, updates, and issues to stakeholders at all levelsProven ability to build and maintain constructive relationships among customers, stakeholders, and technical teams across the customer basePreferred Qualifications:Previous NRO experience is desiredPrevious NRO/COMM experience is desiredExperience with Service NowExperience with ICD503 and the Risk Management Framework (RMF) ProcessProject Management Professional (PMP) certificationITIL Foundations v3 or higher certificationDemonstrated ability to communicate to all levels of management and customer organizationsClearance Requirements: Must have active TS/SCI with PolygraphPhysical 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.Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

CONQUERING CYBERSPACEWith the constant evolution of today’s technology, information and communications can be optimized like never before. Responsible for a wide range of weaponry, training and intelligence efficiencies, Cyberspace Operations Officers are the foremost experts on the vast world of cyberspace. From computerized, satellite and airborne communications to postal operations and tracking systems, these irreplaceable assets play a critical role in planning missions and ensuring the effectiveness of our cyberspace capabilities.REQUIREMENTSYou must meet several requirements before joining the Air Force. These concern your background, overall health and other standards set by the Air Force, Department of Defense and federal law.Minimum EducationBachelor’s degree with a focus in computer and information sciences, engineering, mathematics, computer science, management information systems or other related disciplines QualificationsKnowledge of electronics theory, information technology, telecommunications and supervisory and control systems including cryptography, vulnerability assessment and exploitation techniquesCompletion of Undergraduate Cyberspace training and mission qualification training in specialty areaCompletion of a current Single Scoped Background Investigation (SSBI)Completionof Officer Training School (OTS), AirForce Academy (AFA) or AirForce Reserve Officer Training Corps (AFROTC)Must be between the ages of 18 and 42

Overview: SimVentions, consistently voted one of Virginia's Best Places to Work, is looking for an experienced Software Developer to develop weapon system control software based in Java. This position is located on-site at our Dahlgren office in King George, VA with some limited hybrid potential, after initial onboarding period. Travel: None Clearance: An ACTIVE Secret Clearance is required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. US Citizenship is required to obtain a clearance. Requirements: Minimum of 5 years of experience conducting coding with C++, Kotlin, Java, and other related/similar softwareMinimum of 3 years of experience with DoD research and development programsKnowledge of hardware architectures, microcontrollers and communication protocolsKnowledge of writing test cases, unit testing and validation of hardware software integrationKnowledge of the TCP/IP protocol suite, including network stack integration and socket programmingKnowledge in diagnosing and resolving network-related issues, including network configuration, connectivity, and data transmission problemsKnowledge of Weapon Systems and Command & Control SystemsWorking on base at NSWCDD 2-3 days per week Responsibilities: Develop software for existing control systemsSupport testing and assessment of embedded systems locally and at external locationsUtilize software development best practices within government development processesIdentify and incorporate the latest hardware, technology, and techniques in this rapidly evolving environmentRoutinely collaborate with the government team through regularly scheduled meetings onsite Preferred Skills and Experience: Attention to details and following established processesExcellent oral and written communication skills Education: A Bachelor of Science (BS) degree from an accredited college or university in an engineering, scientific, or technical discipline is preferred but not required. Compensation: Compensation at SimVentions is determined by a number of factors, including, but not limited to, the candidate’s experience, education, training, security clearance, work location, skills, knowledge, and competencies, as well as alignment with our corporate compensation plan and contract specific requirements.The projected annual compensation range for this position is $92,000.00 - $135,000 (USD). This estimate reflects the standard salary range for this position and is just one component of the total compensation package that SimVentions offers. Benefits: At SimVentions, we’re committed to supporting the total well-being of our employees and their families. Our benefit offerings include comprehensive health and welfare plans to serve a variety of needs.We offer:Medical, dental, vision, and prescription drug coverageEmployee Stock Ownership Plan (ESOP)Competitive 401(k) programsRetirement and Financial CounselorsHealth Savings and Health Reimbursement AccountsFlexible Spending AccountsLife insurance, short- & long-term disabilityContinuing Education AssistancePaid Time Off, Paid Holidays, Paid Leave (e.g., Maternity, Paternity, Jury Duty, Bereavement, Military)Third Party Employee Assistance Program that offers emotional and lifestyle well-being services, to include free counselingSupplemental Benefit Program Why Work for SimVentions : SimVentions is about more than just being a place to work with other growth-orientated technically exceptional experts. It’s also a fun place to work. Our family-friendly atmosphere encourages our employee-owners to imagine, create, explore, discover, and do great things together.Support Our WarfightersSimVentions is a proud supporter of the U.S. military, and we take pride in our ability to provide relevant, game-changing solutions to our armed men and women around the world.Drive Customer SuccessWe deliver innovative products and solutions that go beyond the expected. This means you can expect to work with a team that will allow you to grow, have a voice, and make an impact.Get Involved in Giving BackWe believe a well-rounded company starts with well-rounded employees, which is why we offer diverse service opportunities for our team throughout the year.Build Innovative TechnologySimVentions takes pride in its innovative and cutting-edge technology, so you can be sure that whatever project you work on, you will be having a direct impact on our customer’s success.Work with Brilliant PeopleWe don’t just hire the smartest people; we seek experienced, creative individuals who are passionate about their work and thrive in our unique culture.Create Meaningful SolutionsWe are trusted partners with our customers and are provided challenging and meaningful requirements to help them solve.Employees who join SimVentions will enjoy additional perks like:Employee Ownership:Work with the best and help build YOUR company!Family focus:Work for a team that recognizes the importance of family time.Culture:Add to our culture of technical excellence and collaboration.Dress code:Business casual, we like to be comfortable while we work.Resources: Excellent facilities, tools, and training opportunities to grow in your field.Open communication:Work in an environment where your voice matters.Corporate Fellowship: Opportunities to participate in company sports teams and employee-led interest groups for personal and professional development.Employee Appreciation:Multiple corporate events throughout the year, including Holiday Events, Company Picnic, Imagineering Day, and more.Founding Partner of the FredNats Baseball team:Equitable distribution of tickets for every home game to be enjoyed by our employee-owners and their families from our private suite.Food:We have a lot of food around here!FTAC

ManTech seeks a motivated, career and customer-oriented Java Developer to join our team in Chantilly, VA. Responsibilities include but are not limited to:Works closely with Cyber Security Engineering teamDevelops enterprise software solutions supporting Identity, Access, and Credential Management.Engineers and deploys capabilities to provide new functionality, improve system performance/availability, and for generating efficiencies in the maintenance of the operational environment.Provides Oracle Database support and assists with engineering solutions.Provides LDAP engineering and support.'Develops recommendations and solutions to fix bugs and to provide enhancements.Minimum QualificationsBachelor’s degree or 4+ years additional Java development experience in lieu of degreeExperience with Java programmingAbility to work in an Agile environmentAbility to convert functional IT requirements into system requirementsIAT Level II (GSEC, Security+, SSCP, or CCNA-Security) certification or ability to obtain within 6 months of hirePreferred Qualifications:Experience with JiraExperience with Linux based OSExperience in creating REST web servicesKnowledge of cloud technologiesClearance 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. 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.

Overview: We are seeking a highly skilled and experienced User Interface (UI)/User Experience (UX) Developer to join our Development team. As a UI/UX Developer, you will be responsible for designing intuitive interactions between users and digital products and documenting processes and instructions to meet the customer’s requirements. Travel: Negligible Clearance: An ACTIVE Secret Clearance is required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. US Citizenship is required to obtain a clearance. Requirements: United States citizenExperience in Python and JavaScriptExperience with data visualizationExperience in Grafana/Angular/Dash or other related libraries/applicationsExperience with control interface and operational display/interfaceAbility to clearly communicate design ideas to stakeholders and collaborate effectively with development teamsCapacity to identify user needs and design solutions to address complex problems Responsibilities: Design/Develop test harness workflow/user experience (UX)Design/Develop test harness user interface (UI)Document use case and processEnsure user has an intuitive interaction with the system and can interpret what is presented to make decisionsAdvise team on best practices early and oftenDevelop user instructionsWork with customer to understand needs; especially to prioritize elements of the workflow for different use cases Preferred Skills and Experience: Bachelor’s degree in Design, Human-Computer Interaction, or a related field Education: A Bachelor of Science (BS) degree from an accredited college or university in Design, Human-Computer Interaction, or a related field is desired Compensation: Compensation at SimVentions is determined by a number of factors, including, but not limited to, the candidate’s experience, education, training, security clearance, work location, skills, knowledge, and competencies, as well as alignment with our corporate compensation plan and contract specific requirements.The projected annual compensation range for this position is $79,000 - $110,000(USD). This estimate reflects the standard salary range for this position and is just one component of the total compensation package that SimVentions offers. Benefits: At SimVentions, we’re committed to supporting the total well-being of our employees and their families. Our benefit offerings include comprehensive health and welfare plans to serve a variety of needs.We offer:Medical, dental, vision, and prescription drug coverageEmployee Stock Ownership Plan (ESOP)Competitive 401(k) programsRetirement and Financial CounselorsHealth Savings and Health Reimbursement AccountsFlexible Spending AccountsLife insurance, short- & long-term disabilityContinuing Education AssistancePaid Time Off, Paid Holidays, Paid Leave (e.g., Maternity, Paternity, Jury Duty, Bereavement, Military)Third Party Employee Assistance Program that offers emotional and lifestyle well-being services, to include free counselingSupplemental Benefit Program Why Work for SimVentions : SimVentions is about more than just being a place to work with other growth-orientated technically exceptional experts. It’s also a fun place to work. Our family-friendly atmosphere encourages our employee-owners to imagine, create, explore, discover, and do great things together.Support Our WarfightersSimVentions is a proud supporter of the U.S. military, and we take pride in our ability to provide relevant, game-changing solutions to our armed men and women around the world.Drive Customer SuccessWe deliver innovative products and solutions that go beyond the expected. This means you can expect to work with a team that will allow you to grow, have a voice, and make an impact.Get Involved in Giving BackWe believe a well-rounded company starts with well-rounded employees, which is why we offer diverse service opportunities for our team throughout the year.Build Innovative TechnologySimVentions takes pride in its innovative and cutting-edge technology, so you can be sure that whatever project you work on, you will be having a direct impact on our customer’s success.Work with Brilliant PeopleWe don’t just hire the smartest people; we seek experienced, creative individuals who are passionate about their work and thrive in our unique culture.Create Meaningful SolutionsWe are trusted partners with our customers and are provided challenging and meaningful requirements to help them solve.Employees who join SimVentions will enjoy additional perks like:Employee Ownership:Work with the best and help build YOUR company!Family focus:Work for a team that recognizes the importance of family time.Culture:Add to our culture of technical excellence and collaboration.Dress code:Business casual, we like to be comfortable while we work.Resources: Excellent facilities, tools, and training opportunities to grow in your field.Open communication:Work in an environment where your voice matters.Corporate Fellowship: Opportunities to participate in company sports teams and employee-led interest groups for personal and professional development.Employee Appreciation:Multiple corporate events throughout the year, including Holiday Events, Company Picnic, Imagineering Day, and more.Founding Partner of the FredNats Baseball team:Equitable distribution of tickets for every home game to be enjoyed by our employee-owners and their families from our private suite.Food:We have a lot of food around here!FTAC

ManTech seeks a motivated, mission-oriented Senior Systems Administrator to join our team in Chantilly, VA.As the Senior Systems Administrator, you will be responsible for providing a full range of Tier 2/3 IT support services and expertise to customer activities. You will play a key role in the management, optimization, and troubleshooting of our VMware virtualized environment and Active Directory infrastructure, ensuring seamless and reliable operations for the organization. You will demonstrate knowledge and understanding of client and server operations and maintenance with Windows 10 and 11 environments and Windows Server 2016/2019, to include Active Directory, Domain Controllers, DNS, GPO’s, PKI, DHCP, VMware v8, Backup Architectures, Storage Management, and Auditing.Responsibilities include, but not limited to:Design, implement, and maintain VMware vSphere environments, including vCenter, ESXi hosts, and virtual machines.Troubleshoot and resolve VMware-related issues, including performance bottlenecks, connectivity problems, and resource allocation.Manage, monitor, and troubleshoot Active Directory (AD) and Group Policy infrastructure.Administer and support user and group management, including security and distribution groups within Active Directory.Collaborate with other IT teams to manage system integration, configuration, and upgrades.Create and maintain comprehensive documentation for systems architecture, processes, and configurationsDomestic Travel up to 25%Minimum Qualifications:Bachelor’s Degree and 7 years’ experience, or high school diploma/GED and 13 years of relevant systems administration experienceExperience in performing maintenance, repair, upgrade, and full life cycle support of hardware/software interfacing with the enterpriseKnowledge of Windows file and folder permission & inheritance structureExperience in researching and ordering hardware/software to meet customer requirementsExperience with client system security to include scans, patching, audit log review, and system health checksProvide leadership and mentoring to junior administrators and technical supportSecurity+ certification (active)Preferred Qualifications:Previous NRO and NRO/COMM experience is highly desiredCOMSEC experience desiredAwareness of new technologies and methods that could improve current environmentFamiliarity with PowerShellExperience with Microsoft ExchangeExperience with LinuxAbility to use MS Office and PCClearance Requirements: Must possess a current / active TS/SCI with PolygraphPhysical Requirements:Must be able to be in a stationary position more than 50% of the timeNeeds to occasionally move about inside the office to access file cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, which may involve delivering presentationsFrequently moves Audio/Visual or Computer equipment weighing up to 50 pounds across and/or around a business campus or large facility

ManTech seeks a motivated, career and customer-oriented Senior DevOps Developer to join our team in Chantilly, VA or Denver, CO.Responsibilities include but are not limited to:Develops ServiceNow solutions and enhancements using core platform capabilitiesDevelops the applications including configuration, report development and data migration, where applicableIdentifies and implements best-practice solutions to address client requirementsPerforms unit-testing and resolves code defectsMigrates code changes to the production environmentAssists with technical design and documentationCollaborates with internal stakeholders and team members to build solutions in ServiceNow that support business requirementsMinimum Qualifications:5+ years of software development experienceBachelor’s degree or 4 additional years of software development experience2+ years of experience working on a large and complex software development projectExperience with developing Service Catalog and ServiceNow workflowsExperience with at least one scripting language (Ruby, Python, Perl, Bash, JavaScript)DOD approved 8570 IAT Level II Certification (e.g. Security+ CE) or ability to obtain within six months of hire.Preferred Qualifications:Certified ServiceNow Administrator (CSA)Clearance 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. 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.

ManTech seeks a motivated, career and customer-oriented Senior Software Engineer to join our team in Chantilly, VA. Responsibilities include but are not limited to:Drive individual and team success. Be more than an amazing developer. As the Senior Software Engineer, you will own the delivery of the software solution for our customer and need to harness the collective talent of the team to achieve project goals.Lead a team of multi-disciplined engineers to design, develop, and test software solutions to satisfy program requirements.Provide leadership and technical expertise across the software development lifecycle to include design, development, integration, testing, deployment, and accreditation activities.Communicate effectively with customers, management, and other engineering teams in secure environments.Minimum Qualifications:B.S. in a technical field with 7+ years of software engineering experience including team leadership experienceCurrent CompTIA Security+ certificationAgile software development experience with hands on experience with technologies including Python, Typescript, Angular, Docker, Gitlab, Elasticsearch, Grafana, FastAPI, Temporal, Kubernetes, PostgresGit or other software version control systemsExperience with AWS cloud servicesExperience with DevSecOps and CI/CD pipelinesExperience with containerization and microservice architecturesPreferred Qualifications:Familiarity with classified development supporting the Intelligence Community or DoD mission spacesComfortable working with Linux / Red Hat operating systems on a daily basisClearance 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. 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.

ManTech seeks a motivated, career and customer-oriented Expert Data Scientist to join our team in Chantilly, VA. Responsibilities include but are not limited to:Architect and design cybersecurity data repositories for an Intelligence Community customer.Design solutions for managed Cybersecurity services.Lead strategic conversations with multiple project stakeholders to clarify scope and direction on multiple simultaneous implementation efforts.Assess existing agency architecture and current solution capabilities, define and design system specifications, and input/output processes and working parameters for solution compatibilities.Provide thought leadership and strategic guidance on overall solution direction, present at project briefings, and facilitate large group technical discussions.Create project-deliverable documents in support of the Software/System Development Lifecycle (SDLC) and System Engineering Life Cycle (SELC).Evaluate security products already in use and those proposed for use, including an analysis of the individual product, its integration into the overall architecture, its interaction with other products, and its interaction with known products external to which will interface with.Minimum Qualifications:Bachelor’s degree or 4+ years of additional experience in lieu of degree8+ years of cybersecurity services experience, including cybersecurity data modeling, transport, ingest, and data integrity5+ years’ experience with system information and event management (SIEM) systems. Experience with cybersecurity technologies or disciplines such as Identity and Access Management, Cross Domain Solutions, Cybersecurity Operations, IT Security Audit, and Information AssuranceExperience with network security architectureExperience with two or more cybersecurity technologies such as privileged access management, identity governance, PKI or HSPD-12, intrusion detection/prevention, SIEM, and endpoint security.Experience with managing the implementation of systems through a Systems Engineering Life Cycle (SELC).IAT Level II (GSEC, Security+, SSCP, or CCNA-Security) certification or higherPreferred Qualifications: (3 to 5 bullets max)Experience with Windows and Linux operating systemsExperience with Technical writingKnowledge of cybersecurity log data formatsKnowledge of latest security principles, techniques, and protocolsSplunk Enterprise Certified Architect, AWS Certified Solutions Architect – Associate/Professional, Certified Data Management Professional (CDMP), and/or Certified Information System Security Professional (CISSP)Clearance 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. 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.

ManTech seeks a motivated, career and customer-oriented Principal Cyber Network Engineer to join our team in Chantilly, VA. Responsibilities include but are not limited to:Provides insight into efficiencies that can be gained from the current workflow based on an understanding of the customers’ requirementsWork with engineers on troubleshooting and building complex, highly available network topologiesPerforms engineering support and system administration of applications and systems to include installation, configuration, maintenance, patching, and back-up/restoreProvides Tier 2/3 maintenance and engineering support for deployed technologiesSupports Assessment and Authorization activities related to cybersecurity technologies, where applicableIdentifies potential conflicts with implementation of any cybersecurity tools within the enterprise and develops recommendations to remediate these conflictsProvides ideas for automating repetitive project tasks and metrics collection using scripts and assists with testing/implementation to productionMinimum Qualifications:Bachelor's degree or 4 additional years of network experience in lieu of degree7+ years of related network experience (firewalls, routers, switches, and load balancers)Experience with deploying, upgrading, and troubleshooting multivendor network equipment and solutions, including Juniper, F5, and NutanixKnowledge of Windows and Linux systems, general operating system security practices, TCP/IP networking, and network security concepts is requiredKnowledge of LANs, firewalls, routers and switchesMust have or be willing to obtain IAT Level II or higher certification within 6 months of hirePreferred Qualifications:Knowledge of federal Cyber Security Guidance such as NIST SP 800-37 – Guide for Applying the Risk Management Framework (RMF) to Federal Information Systems and NIST 800-137 – Information Security Continuous Monitoring (ISCM) for Federal Information Systems and OrganizationsClearance 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. 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.

ManTech seeks a motivated, career and customer-orientedInformation Technology Group Lead to join our team in theChantilly, VA.As the IT Group Lead you will be providing technical expertise and management for a large distributed IT infrastructure. This role provides senior-level oversight of the organization's distinct IT infrastructure, strategy, and operations. This position ensures the technology aligns with business goals by managing teams, budgets, and projects, while staying updated on emerging technologies to drive innovation and maintain security across systems and data.Responsibilities include but are not limited to:Develop and execute a comprehensive IT strategy aligned with organizational objectives, including technology roadmaps, budget allocation, and future technology adoption.Lead and mentor IT teams across various disciplines like systems administration, network engineering, security, and helpdesk by assigning tasks, and evaluating performance.Oversee the organization's IT infrastructure, including servers, networks, data centers, and cloud services, ensuring optimal performance, reliability, and security.Initiate, plan, and execute IT projects, including new system implementations, upgrades, and system migrations, while adhering to timelines and budgets.Develop and manage the IT budget, optimize resource allocation, and identify cost-saving opportunities.Effectively communicate IT initiatives and updates to stakeholders at all levels, including executives, users, and technical teams.Stay abreast of emerging technologies and assessing their potential impact on the organization, driving innovation and continuous improvement.Domestic Travel up to 25%Minimum Qualifications:Bachelor’s degree in Information Technology or related field with 7 or more years of experience in the Information Technology fieldDemonstrated leadership and management of people and teamsExperience in developing and mentoring personnel; identifying opportunities for personnel training and skills advancementKnowledge and experience providing technical management to IT Teams procuring, installing, configuring, testing, and maintaining distributed IT SystemsExperience with interfacing and briefing military, civilian, and contractor personnel at all levelsExperience preparing and presenting senior level briefings, reports, and IT project schedulesPossesses and can articulate up-to-date knowledge of latest IT developments and trendsPreferred Qualifications:Previous NRO and NRO/COMM experience is highly desired.ITIL Foundations or higher certification is highly desiredProject Management Professional (PMP) certificationOne or more of the following certifications is desired: MCSE - Microsoft Certified System Engineer, MCSA - Microsoft Certified Solutions Associate, MCITP - Microsoft Certified Information Technology Professional, VMware VCP - VMware Certified Professional, CCNA - Cisco Certified Network Administrator, Security +Experience using a Service Desk ticketing system, such as Remedy or ServiceNowExperience maintaining ICD503 accredited systemsClearance Requirements:Must have a current / active TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50%Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, which may involve delivering presentations

ManTech seeks a motivated, career and customer-oriented Senior Principal Azure Cloud Engineer to join our team in Chantilly, VA.Responsibilities include but are not limited to:Work with Azure cloud services and infrastructure and knowledge of Infrastructure as Code (IaC) tools like Terraform or ARM templates.Troubleshoot and resolve cloud infrastructure issues.Implement Azure security best practices and Windows and Linux server management.Use Azure data services and containerization technologies and DevOps tools such as Azure DevOps, Jenkins, and GitHub. Proficient in scripting languages such as PowerShell, Python, or Azure CLI.Help with network security groups (NSGs) and application gateways.Work with Azure services including compute, storage, networking, and databases.Provide knowledge of security best practices and compliance standards, Excellent problem-solving skills and communication and collaboration skills.Minimum Qualifications:Bachelor’s degree in computer science, Information Technology, a related field or 5+ years of additional Azure Cloud experience in lieu of degree5+ years of experience in cloud computing with a focus on Microsoft Azure.Experience with designing and implementing Azure-based solutions with Experience in DevOps practices and tools (e.g., Azure DevOps, Jenkins, Git) and infrastructure as code tools like ARM templates, Terraform, or Ansible.Experience with Azure Resource Manager templates, BICEP, or similar cloud templates, GitHub Enterprise, GitLab, Azure DevOps, architecture frameworks like TOGAF or Zachman or other code repositories experience.Experience with PowerShell, Bash, Python, YAML, JSON or Ansible for automationMinimum DoD 8570 IAT Level 2 certification required (CCNA Security, GICSP, GSEC, Sec+, CND, SSCP) or DoD 8570 Computing Environment certification within 6 months of hirePreferred Qualifications: Master’s degreeKnowledge of containerization technologies such as Docker and Kubernetes with experience with other cloud platforms (e.g., AWS, Google Cloud Platform).Knowledge of Federal Information Processing Standards (FIPS)-199, NIST SP 800-53, NIST SP 800-53A, NIST SP 800-37, and DoD Cloud Security Requirements Guide.Microsoft Certified Azure Administrator Associate, Microsoft Certified Azure Security Engineer Associate, Microsoft Certified Solutions Expert Cloud Platform and Infrastructure, or Azure Solutions Architect ExpertClearance 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. 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.

ManTech seeks a motivated, career and customer-oriented DevOps Developer to join our team in Denver, CO or Chantilly, VA. Responsibilities include but are not limited to:Develops the applications including configuration, report development and data migration, where applicableIdentifies and implements best-practice solutions to address client requirementsPerforms custom development and 3rd party integrationsPerforms unit-testing and resolves code defectsMigrates code changes to the production environmentAssists with technical design and documentationCollaborates with internal stakeholders and team members to build solutions that support business requirementsMinimum Qualifications:Bachelor’s degree or 4+ years of additional software development experience in lieu of degree5+ years of software development experience2+ years of experience working on a large and complex software development projectExperience with developing Service Catalog and ServiceNow workflowsExperience with at least one scripting language (Ruby, Python, Perl, Bash, or JavaScript)IAT Level II (GSEC, Security+, SSCP, or CCNA-Security) certification or ability to obtain within 6 months of hirePreferred Qualifications:Ability to function in a fast-paced environment and effectively manage multiple tasks simultaneously; coordinating resources and ensuring scheduled goals are metAbility to effectively interact with various levels of senior management is necessaryAbility to make decisions and resolve problems effectively – seek out information and data to evaluate, prioritize and formulate best solution or practiceCertified ServiceNow Administrator (CSA)Clearance 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. 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.

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.

ManTech seeks a motivated, career and customer-oriented Senior Data Scientist to join our team in Chantilly, VA. The Senior Data Scientist will possess a diverse range of data-focused skills and experience, both technical and analytical. They will have a strong desire and capability for problem solving, data analysis and troubleshooting, analytical thinking, and experimentation, with a particular interest or aptitude in the Cloud arena.Responsibilities include but are not limited to:Working with large, complex, and disparate data setsDesigning and implementing innovative ways to analyze and exploit the Sponsor’s data holdings, particularly Cloud-related data holdingsResearching and reporting on a wide variety of Sponsor inquiriesRaising proactive inquiries to the Sponsor based on observations and proposed data analysis/exploitationSolving difficult, non-routine problems by applying advanced analytical methodologies, and improving analytic methodologiesDeveloping custom searchesCommunicating and coordinating with internal and external partners as neededMinimum Qualifications:High School Diploma/GED with 10+ years of experience in the Information Technology field; A master's degree in relevant Information Technology field can replace 1 years of experience; and/or each relevant information technology certification may replace 6 months of experienceThorough knowledge of appropriate analytic tools and methodologies in one or more of the following:Applied mathematics (e.g. probability and statistics, formal modeling, computational social sciences)Computer programming (e.g. programming languages, math/statistics packages, computer science, machine learning, scientific computing)Ability to code or script in one or more general programming languageExperience with, and understanding of, algorithms for classification, regression, clustering, and anomaly detectionKnowledge of relational databases, including SQL and large-scale distributed systems (e.g. Hadoop), expertise with statistical data analysis (e.g. linear models, multivariate analysis, stochastic models, sampling methods), and demonstrated effectiveness in collecting information and accurately representing/visualizing it to non-technical third partiesPreferred Qualifications:Understanding of, and/or hands-on experience with, Cloud technologies, such as AWS, Microsoft Azure, etc.Experience working in a mission environment and/or with many different types of dataClearance 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

ManTech seeks a motivated, career and customer-oriented Software Developer to join our team in Chantilly, Virginia. As a Software Developer on our team, you will support a high visibility program that offers challenging positions with significant impact on national security.Responsibilities include but are not limited to:Develop software for specific applications to process forensic data using PythonPerform applied research and development to analyze, design, and identify desired programmatic behaviorsContribute to the enhancement of current software, adding net new features to a current platformDevelop new software solutions based on team tasking directly from customer requestsLeverage your own creative license and the freedom to solve technical challengesEvaluate and analyze complex and/or malicious code through the use of tools, including disassemblers, debuggers, hex editors, un-packers, virtual machines, and network sniffersReverse engineer software applications to identify and understand significant forensic artifactsMinimum Qualifications: Bachelor’s Degree and 2+ years’ experience coding in Python or High School Diploma and 6+ years of experience coding in PythonExperience with Digital Forensics or Reverse EngineeringClearance Requirements:Must have a current/active TS/SCI w/Polygraph clearancePhysical Requirements:The person in this position must be able to remain in a stationary position 50% of the time.

ManTech seeks a motivated, career and customer-oriented Data Engineer to join our team in Chantilly, VA. The Data Engineer will leverage their development skills and experience, to support the successful designing, ingesting, cleansing, transformation, loading, and display of significant amounts of data.Responsibilities include but are not limited to:Designing, implementing, and optimizing data extraction, cleansing, transformation, loading, replication/distribution, and large-scale ingest systems in a Big Data environmentOptimizing all stages of the data lifecycle, from initial planning, to ingest, through final display and beyondDeveloping custom solutions/code to ingest and exploit new and existing data sourcesDeveloping data profiling, deduping logic, and matching logic for analysisOrganizing and maintaining Data Layer documentation, so others are able to understand and use it. Also, work closely with data scientists to craft data pipelines which serve the development of modern AI/ML workflowsCollaborating with teammates, other service providers, vendors, and users to develop new and more efficient methodsEffectively articulating the risks and constraints associated with software solutions, based on environmentMinimum Qualifications:High School Diploma/GED with 5+ years software development/programming experience.Demonstrated data analysis, parsing, and programming language experience (e.g. Python, Java) coupled with significant SQL/database experience.Experience with the full data lifecycle, from ingest through display, in a Big Data environment.Hands-on experience with Java-related technologies, such as JDK, J2EE, EJB, JDBC, and/or Spring, and experience with RESTful APIs.Experience with data pipelining systems (e.g. Apache Airflow) and developing/performing ETL tasks in a Linux environment.Preferred Qualifications:Experience deploying systems that leverage AI/ML technologyExperience publishing results in BI dashboards.Clearance 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 time

ManTech is seeking a motivated, career and customer-oriented Senior Database Administrator to join our team in Chantilly, VA.The successful candidate will work as part of the overall DBA team to determine, implement, and maintain the most efficient ways to ingest, organize and store petabytes of data from disparate system.Responsibilities include but are not limited to:Participating and leading in the design, development, and administration of Oracle 19c databasesDesigning and developing database code for ETL of data from multiple sourcesConducting performance tuning and forecasting system scalabilityRecommending appropriate procedure, query, or package changes and optimizations to ensure and improve system performance and reliabilityInstalling and configuring database environmentsPerforming database backups and restoresManaging, monitoring, and administering of Oracle database systemsParticipating in server and storage capacity management and planningProviding technical support in the evaluation of database systems and database design.Recommending and implementing approved process and tool improvementsMinimum Qualifications:Significant experience with Oracle 19c+ architecture and database design, and related Oracle technologies (Partitioning, Encryption, Pluggable Database, etc.) on Linux systemsSignificant Oracle Exadata experienceSignificant PL/SQL developer experienceOracle Label Security (OLS) experienceSignificant experience and knowledge in methodologies to improve database query performance.Ability to work with multiple teams to enhance their code and improve performance.Significant experience in the optimization of database environmentsStrong understanding of high-availability solutions and architectureStrong understanding of backup methodologies and their implementation (RMAN, Data Guard)Experience managing and tuning very large databases (terabytes and petabytes)Strong documentation skillsExperience automating, scripting, and streamlining processes for efficiency and accuracy.7+ years relevant Information Technology experience.High School Diploma/GEDPreferred Qualifications:Experience with PostgreSQL architecture, database design, administration, and related technologies.Knowledge of Oracle Cloud TechnologyOracle OCP or OCM certification(s)Linux experience as relevant to database O&MKnowledge of multiple data-storage technologiesSecurity Clearance Requirements: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.Constantly positions self to maintain computers in the lab, including under the desks and in the server closet#LI-AA1 , #joinmantechd #joinmantechaa

Currently, ManTech is seeking a motivated, career and customer-oriented Applications Developer to help support our current USMC contract out of Quantico, VA.We are looking for a new teammate to support our Marine Corps customer in areas related to Knowledge Management. Specifics involve anything and everything related to creating, maintaining, optimizing, troubleshooting, and decommissioning applications that help our customer meet their mission strategy. Customer support ranges from complex mission critical needs to increasing morale and wellbeingResponsibilities include but are not limited to:Develop new user-facing featuresUpdate and maintain existing applications to meet the command’s mission needsBuild reusable code and libraries for future useEnsure the technical feasibility of UI/UX designsOptimize applications for maximum speed and scalabilityTest, validate, and receive customer acceptance of new or optimized functionalityCollaborate with other team members and stakeholdersInterface with customers/stakeholders to collect and analyze requirementsTranslate the possible to stakeholders for requirement refinementIntegrate other’s tools to meet the command’s mission needsSystems engineering, systems administration, development, security, operations related taskingCreate documentation to include, but not limited to, code comments, user guides, admin manuals, test procedures, test resultsTrain peers on concepts and methods usedMinimum Qualifications:Bachelors Degree and at least 5 years of related experience with software development and systems administration to include the following: (Additional 2 years of experience may be substituted in lieu of degree)Familiar with ServiceNowExperience with scripting techniques and incorporating into frameworks such as, but not limited to, SharePoint and ServiceNowUnderstanding of web site development, customization, branding, authentication, and client-side applicationsExperience with HTML/CSS/JavaScript and JavaScript Frameworks such as jQueryStrong understanding of JavaScript, its quirks, and workaroundsBasic understanding of web markup, including HTML5 and CSS3Experience working in a lean/agile development environment with remote teamsExceptional communication, organization, and leadership skillsExcellent troubleshooting, debugging and optimization skillsInterest in learning new tools, methods, and technologiesPreferred Qualifications:Proficient understanding of cross-browser compatibility issues and ways to work around such issuesProficient understanding of code versioning toolsGood understanding of browser rendering behavior and performanceFront End Web or UI Design ExperienceSecurity + CE or equivalent/higher 8570 cert40 hours proof of ‘system administrative’ training.Cloud experienceExperience with ServiceNow development, administration, and brandingExperience with DoD STIGs to include Linux, databases, and websitesClearance Requirement: Must have an Active Top Secret/SCI DoD clearancePhysical Requirement:Sedentary work

ManTech seeks a motivated, career and customer-oriented Application Developer to join our team in Chantilly, VA The Application Developer will be dedicated full-time to development and enhancement support for existing applications as well as new development.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 practices.Deploying code to development, test, and production environments using existing DevOps infrastructure/toolsMinimum Qualifications:High School Diploma/GED with 7+ years of experience in the Information Technology fieldStrong Java programming/development skills, with hands-on experienceExperience with HTML, CSS, JavaScript, and at least one modern front-end framework, preferably AngularExperience with, or knowledge of, the Spring Framework and RESTful services and SQL, 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: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 time

ManTech seeks a motivated, career and customer-oriented Software Engineer to join our team in Chantilly, Virginia. As a Software Engineer on our team, you will support a project that delivers forensics data, analytics, and software development expertise to the Intelligence Community.Responsibilities include but are not limited to:Develop software using C# for specific applications to process forensic dataPerforms applied research and development to analyze, design, and identify desired programmatic behaviorsContribute to the enhancement of current software, adding new features to a current platformDevelop new software solutions based on team tasking directly from customer requestsEvaluate and analyze complex and malicious code using forensics tools, including disassemblers, debuggers, hex editors, un-packers, virtual machines, and network sniffersReverse engineer software applications to identify and understand significant forensic artifactsMinimum Qualifications:4+ years’ experience in software engineeringExperience writing code in C#Bachelor’s degree or additional 4 years’ experience with software engineering or application developmentPreferred Qualifications:Experience with digital forensics or reverse engineeringExperience with .NETExperience with using the Atlassian Product Suite (Confluence, Jira, Bitbucket., etc.)Experience with developing in C# on LinuxExperience with Visual Studio on WindowsClearance 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.