• Software Test Engineer ( Senior )

    BAE Systems (Sterling, VA)
    **Job Description** BAE Systems , a top-ten prime contractor to the US Department of Defense, enables the US government to transform data into intelligence and ... engineering, integration and sustainment support for critical military platforms and systems . Intelligence & Security provides services and products to the… more
    BAE Systems (09/10/25)
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  • Senior IT Systems Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Engineer** to join our team in **Chantilly, VA.** **Responsibilities include but ... infrastructure resources (eg storage and networking), and how to configure operating systems and applications in an efficient manner. + Maintaining platforms of… more
    ManTech (08/20/25)
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  • Nuclear Systems Analyst - Senior

    SOS International LLC (Fort Belvoir, VA)
    **Overview** SOSi is seeking a Senior level Nuclear Systems Analyst (Joint Intelligence Preparation of the Operational Environment) to join our team in ... network analysis (Counter Threat Network ), social network analysis, and command and control systems ....social network analysis, and command and control systems . + Serve as an analyst whose primary responsibility… more
    SOS International LLC (07/18/25)
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  • Senior Engineer

    Nou Systems, Inc. (Fort Belvoir, VA)
    …in nou Systems , Inc. business development activities and representing nSI senior leadership in the NCR Basic Qualifications: At a minimum, qualified candidates ... We are pleased to announce an opening for a senior engineer who will join our Engineering Services Team...+ Experience building new business through a proven business network nou (pronounced 'new') Systems : Since its… more
    Nou Systems, Inc. (09/11/25)
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  • Senior Systems Administrator

    Leidos (Vienna, VA)
    **Description** The National Security Sector at Leidos is seeking a ** Senior System Administrator** to join a dynamic team based in **Tysons Corner, VA** . This ... while supporting a small team responsible for managing a wide range of mission-critical systems . **Key Details** : + Work hours fall within the core shift range of… more
    Leidos (07/29/25)
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  • Senior Subject Matter Expert - Army…

    Precise Systems, Inc. (Arlington, VA)
    …by our highly skilled workforces, we provide expert consultation on network and weapons systems acquisition programs, maintenance/modernization programs, and ... As a solutions-based company, Precise Systems is focused on innovation in support of...and the Precise solution. We are currently seeking a Senior Subject Matter Expert in Arlington, VA who conducts… more
    Precise Systems, Inc. (08/20/25)
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  • Senior Linux/Unix Systems…

    SMX (Dahlgren, VA)
    …support of Naval Surface Warfare Center Dahlgren Division (NSWCDD) in Dahlgren, VA. The Senior Systems Administrator will work as part of our team managing ... Senior Linux/Unix Systems Administrator (4419)at SMX(View...and maintain Top Secret clearance + Networking protocols + Network security tools such as firewalls + Vulnerability management… more
    SMX (09/03/25)
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  • NC3 Senior Principal Systems…

    The MITRE Corporation (Arlington, VA)
    …drive consensus. + Leverage broad knowledge of the C2 and C3 of Nuclear Systems to create engagement strategies with senior government stakeholders for the ... with the Joint Staff or other DoD organizations. + Technical expertise in systems engineering, network analysis, or related fields. + Familiarity with emerging… more
    The MITRE Corporation (10/07/25)
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  • Senior Simulations Accreditation…

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    **Overview** Senior Simulations Accreditation Systems Engineer (ILO-2025-23796): Bowhead is seeking to network with a highly skilled Sr Simulations ... experience in project management and a deep understanding of complex simulation systems . The ideal candidate will be responsible for assessing combat systems… more
    UIC Government Services and the Bowhead Family of Companies (08/30/25)
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  • Senior Software Developer, Systems…

    GovCIO (Richmond, VA)
    **Overview** GovCIO is currently hiring for Senior Software Developer, Systems Software to support our newly awarded United States Coast Guard (USCG) Maverick ... /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6830/ senior -software-developer%2c- systems -software/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6830_… more
    GovCIO (09/27/25)
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