• System Engineer (SDA) - Enterprise

    QinetiQ US (Chantilly, VA)
    systems engineering guidance in the development of test and evaluation plans, system verification plans, and other systems engineering processes and documents ... and ground systems + Technical and analytic understanding of satellite and ground system interaction + Experience in systems engineering + Ability to work in… more
    QinetiQ US (07/21/25)
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  • Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Arlington, VA)
    …our team to manage and maintain our IT infrastructure to ensure optimal performance and security . As a Systems Administrator on our team, you'll have the chance ... modernize our IT infrastructure. Grow your skills by merging system administration and best security practices to...+ Ability to assist in managing and maintaining Windows-based systems , including basic configuration, patching, and system more
    BOOZ, ALLEN & HAMILTON, INC. (08/08/25)
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  • Systems Administrator / Top Secret…

    Lockheed Martin (Arlington, VA)
    …industry best practices for systems administration\. \* Developing solutions to system security needs that meet customer security requirements without ... as a system and network administrator for multiple program and internal R&D systems that support the research and development activities carried out by ACL's… more
    Lockheed Martin (07/12/25)
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  • SIGINT System Engineer - Junior

    Solvarus (Chantilly, VA)
    …requirements closure in the remote sensing domain; supporting enterprise and system level requirements for future systems ; independent verification, validation ... systems to include architecture and behavior of the system using Systems Modeling Language (SysML). +...decision-makers. Qualifications: + Current and Active TS/SCI with Poly Security Clearance. + Requires 2 to 5 years with… more
    Solvarus (08/04/25)
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  • SIGINT System Engineer - Mid

    Solvarus (Chantilly, VA)
    …requirements closure in the remote sensing domain; supporting enterprise and system level requirements for future systems ; independent verification, validation ... systems to include architecture and behavior of the system using Systems Modeling Language (SysML). +...decision-makers. Qualifications: + Current and Active TS/SCI with Poly Security Clearance. + Requires 5 to 8 years with… more
    Solvarus (08/04/25)
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  • System Administrator-Senior Level

    Nightwing (Sterling, VA)
    …technical support and guidance for system -related issues, ensuring high performance, security , and availability of IT systems + Coordinate and manage IT ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (06/27/25)
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  • System Engineer - Acquisition

    KBR (Chantilly, VA)
    …+ Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of space ... in systems engineering + Strong knowledge of mission planning and scheduling systems + Experience with system -to- system interfaces and integration +… more
    KBR (07/26/25)
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  • ​​Cyber Threat Intel Analyst​

    Leidos (Ashburn, VA)
    …should have at minimum ONE of the following certifications:** + Certified Information System Security Professional (CISSP). + SANS - GCIA - Intrusion Analyst ... cyber threats to CBP networks through monitoring, intrusion detection and protective security services to CBP information systems including local area… more
    Leidos (07/23/25)
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  • Lead Systems Engineer (Payload)

    QinetiQ US (Mclean, VA)
    …and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work contributes to innovative ... research in the fields of sensor science, signal processing,...reality (AR). QinetiQ US's dedicated experts in defense, aerospace, security , and related fields all work together to explore… more
    QinetiQ US (07/25/25)
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  • Case Management Security Specialist II

    Amentum (Springfield, VA)
    …Appropriately and accurately maintain and update databases and files eg, + PeopleSoft security system of records, SISP SharePoint Pages, internal SISP file ... write, and present reports/whitepapers, various forms of correspondence, as required. + Research , prepare and maintain security procedures/guidance in support of… more
    Amentum (07/18/25)
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