ManTech seeks a motivated, career and customer-oriented Windows Cloud Systems Engineer to join our team in Herndon, VA The Windows Cloud Systems Engineer will be responsible for engineering, supporting, and troubleshooting various Windows and Microsoft technologies, as well as automating processes and managing Azure environments.Responsibilities include but are not limited to:Engineer, support, and troubleshoot Microsoft Azure Active Directory and Group Policy, Microsoft Defender, including reporting and patching, and Windows 10 (and higher) desktop operating systems, including developing new build and deployment methods for Windows workstations.Support and troubleshoot Windows Server 2019 technologies.Conduct and review Rapid 7 scans.Automate tasks and configuration items using PowerShell.Support and troubleshoot desktop applications, including Microsoft 365 products and classification management tools.Document all new system changes and ensure existing documentation is current, as well as monitor and administer the Azure Virtual Desktop environment.Provide support to Tier 1 and Tier 2 personnel on user issues, including application assistance, network troubleshooting, and other user-related tasks.Minimum Qualifications:Bachelor’s degree in computer science or related field with 6+ years of experience in the Information Technology fieldExperience with core Microsoft Windows platforms, services, and tools, including:Windows 10 (and up) Desktop Operating SystemsWindows 2019 (and up) Server Operating SystemsActive DirectoryGroup PolicyDNS, DHCPMicrosoft PowerShell scriptingStrong verbal communication and documentation skills.Excellent troubleshooting skills.Preferred Qualifications:Experience with Agile Methodology.Familiarity with Terraform.Experience with Visual Studio Code and Git.Knowledge of KQL/SQL Queries.Experience with DevOps practices.Certifications: Microsoft AZ-900 and MS-900.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.Constantly positions self to maintain computers in the lab, including under desks and in server closets.

ManTech seeks a motivated, career and customer-oriented Senior Windows Cloud Systems Engineer to join our team in Herndon, VA The Systems Engineer will provide troubleshooting and engineering support at the Tier 3 and Tier 4 levels for Windows 10 (and higher) desktop operating systems, including establishing new build and deployment methods for Windows workstations.Responsibilities include but are not limited to:Troubleshoot and support Microsoft Azure Active Directory and Group Policy, desktop applications, including M365 products and classification management tools, and Windows Server 2019 (and higher) technologies.Monitor and administer Azure Virtual Desktop (VDI) environments.Engineer, support, and troubleshoot Microsoft Defender, including utilization for reporting and patching.Support other Tier 3 and Tier 4 personnel with user issues, including application assistance, network troubleshooting, and other user assistance tasks as needed.Create and deliver briefings to customers at various levels.Create processes to automate tasks and configuration items using PowerShell.Conduct and review Rapid7 scans, updating the system and clearing vulnerabilities.Minimum Qualifications:Bachelor’s degree in computer science or related field with 11+ years of experience in the Information Technology fieldSignificant engineering experience supporting Windows platform environments, including:Windows 10 (and higher) desktop operating systems.Windows Server 2019 (and higher) operating systems.Active Directory.Group Policy.DNS, DHCP.Strong written and verbal communication skills.Robust troubleshooting and documentation skills.Preferred Qualifications:Experience with Microsoft M365 and Microsoft Azure.Working knowledge of Virtual Desktop Infrastructure (VDI).Familiarity with Azure DevOps, GIT Hub, PowerBI, and Visual Studio Code.Microsoft KQL knowledge.InTune Administration and Configuration expertise.Experience with Terraform and Agile Methodology with the ability to create/modify MS PowerShell scripts.Certifications: Microsoft Certifications, Microsoft AZ-900, and MS-900.Clearance 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 Cyber Network Defense Analyst to join our team in Herndon, Virginia.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.Responsibilities include but are not limited to:Provide malicious code detection, intrusion detection, and information security tool development and integrationUtilize forensic analysis to identify malware, misuse, and unauthorized activityInvestigate and report on virus and malware alerts or incidents to determine root cause, entry point of code and damage riskAnalyze all data sources, including Internet, Intelligence Community (IC) reporting, security events, firewall logs, open source, classified sources and other data sources to identify malware, misuse, unauthorized activity or other cyber security related concernsManage 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 conflictsPrepare data analytics and reporting and provide logical use case developmentIdentify gaps in visibility or coverage of cyber defense systemsMinimum Qualifications:High School Diploma and 2+ years of experience in Network Defense or Cybersecurity Analysis or Bachelor’s degree in Computer Science, Cybersecurity or related technical fieldExperience 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 GooglePreferred 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.Move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email

ManTech seeks a motivated, career and customer-oriented SeniorWindows Cloud Systems Engineer to join our team in Herndon, VA. The Senior Windows Cloud Systems Engineer will be responsible for providing problem resolution, supporting existing infrastructure services, and integrating new capabilities within the scope of required skills.Responsibilities include but are not limited to:Provide troubleshooting and engineering support at the Tier 3 and Tier 4 levels for Windows 10 (and higher) desktop operating systems, including establishing new build and deployment methods for Windows workstations.Troubleshoot and support Windows Server 2019 (and higher) technologies, Azure Active Directory and Group Policy, and desktop applications, including M365 products and classification management tools.Monitor and administer Azure Virtual Desktop (VDI) environments.Engineer, support, and troubleshoot Microsoft Defender, including utilization for reporting and patching.Support other Tier 3 and Tier 4 personnel with user issues, including application assistance, network troubleshooting, and other user assistance tasks as needed.Create processes to automate tasks and configuration items using PowerShell.Conduct and review Rapid7 scans, updating the system and clearing vulnerabilities.Minimum Qualifications:Bachelor’s degree in computer science or related field with 11+ years of experience in the Information Technology fieldSignificant engineering experience supporting Windows platform environments, including:Windows 10 (and higher) desktop operating systems.Windows Server 2019 (and higher) operating systems.Active Directory.Group Policy.DNS, DHCP.Strong troubleshooting and documentation skills.Preferred Qualifications:Experience with Microsoft M365 and Microsoft Azure.Working knowledge of Virtual Desktop Infrastructure (VDI).Familiarity with Azure DevOps, GIT Hub, PowerBI, and Visual Studio Code.Microsoft KQL knowledge.InTune Administration and Configuration expertise.Experience with Terraform and Agile Methodology.Ability to create/modify MS PowerShell scripts.Clearance Requirements:An 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.

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 LeadCNO Software Developer to join our team in Hanover, MD.Responsibilities include, but are not limited to:Design and develop new hardware or software based CNO capabilities.Independently contribute to the designing, developing, documenting, testing, and debugging of applications software and systems.Apply senior level knowledge of security concepts and networks.Provide guidance to other CNO developers on the team.Ensure software standards are met.Basic Qualifications:Bachelor's degree and 6+ years of relevant experience, OR 8+ years of relevant experience without a BS degree.Proficiency in Python and C/C++ programming.Troubleshooting / debugging experience.Proficiency with networking (TCP/IP) and socket level programming.CNO capability development experience.Preferred Qualifications:Software Analysis/Reverse Engineering experience.Understand assembly programming concepts.Experience in low-level internals in one or more technology areas (e.g. Windows, Unix, Mobile, Network devices).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.

ManTech is seeking a motivated, career and customer-oriented ExpertCNO Software 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.Minimum Qualifications:Bachelor's degree and 8+ years of relevant experience, OR 10+ years of relevant experience if no degree.Proficiency in Python and C/C++ programming.Troubleshooting / debugging experience.Proficiency in low-level internals in one or more technology areas (e.g. Windows, Unix, Mobile, Network devices).Proficiency with networking (TCP/IP) and socket level programming.CNO capability development experience.Preferred Qualifications: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.

ManTech seeks a motivated, career and customer-oriented Associate CNO Software Developer to join our team in Hanover, MD.Responsibilities include, but are not limited to:Design and develop new hardware or software based CNO capabilities.Assist with designing, developing, documenting, testing, and debugging of applications software and systems.Apply knowledge of security concepts and networks.Ensure software standards are met.Minimum Qualifications:Bachelor's degree or equivalent OR 4+ years of relevant experience without a BS degree.Experience in Python and C/C++ programming.Troubleshooting / debugging experience.Experience with networking (TCP/IP) and socket level programming.Preferred Qualifications:Understand CNO development concepts.Software Analysis/Reverse Engineering experience.Understand assembly programming concepts.Unit Test experience.Experience using Atlassian products (JIRA, Confluence, Crucible)Ability to handle stress and work well under pressure.Analytical and Critical Thinking Skills.Security Clearance Requirements:Current, active 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.

ManTech is seeking a Cloud Software Engineers to join our team in the Ft. Meade, MD area. In this role, you will develop, maintain, and enhance complex and diverse Big-Data cloud systems based upon documented requirements.Responsibilities include, but are not limited to:Design and develop software solutions using Kubernetes.Collaborate with team members to determine best practices and client requirements for software.Develop high-quality software design and architecture.Identify, prioritize and execute tasks in the software development life cycle.Develop tools and applications by producing clean, efficient code.Automate tasks through appropriate tools and scripting.Review and debug code.Perform validation and verification testing.Collaborate with internal teams and vendors to fix and improve products.Document development phases and monitor systems.Minimum Qualifications:Bachelor's Degree from an accredited college or university in Computer Science or related discipline from an accredited college or university is required Or 4 additional years of experience may be substituted in lieu of a degree.3 years of experience in software development/engineering in programs and contracts of similar scope, type, and complexity.Strong programming skills in one or more languages (e.g. Go, Python, Java)Familiarity with CI/CD pipelines and GitOps principlesHands-on experience with container technologies (Docker, containerd) and orchestration tools (Kubernetes, Helm).Certification requirements:One or more of the following is required or must be able to obtain one:AWS Certified Solutions Architect AssociateAWS Certified SysOps AdministratorAWS Certified Solutions Architect ProfessionalAWS Certified DevOps Engineer ProfessionalCertified Kubernetes Application DeveloperCertified Kubernetes AdministratorClearance Requirements:Must have current/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.