• Model Based Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a cleared Model Based Systems Engineer with experience in Defense, Federal Civilian, and/or National Security systems to join ... both thought leadership and practical engineering application by leveraging your extensive Systems Engineering and Model Based Systems Engineering experiences to… more
    SAIC (11/14/25)
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  • Senior Linux & Windows Systems

    General Dynamics Information Technology (Fairfax, VA)
    …+ years of related experience **Job Description:** As a **Senior** **Linux & Windows Systems Engineer ** , you will support the Hosting Services and Identity and ... Linux server automation will use Ansible for configuration. + Act as a Senior Systems Engineer to lead troubleshooting with Linux and Windows machines as needed.… more
    General Dynamics Information Technology (01/10/26)
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  • Systems Engineer - TS/SCI…

    General Dynamics Information Technology (Herndon, VA)
    …how our customers operate while you advance your career. Join GDIT as a Systems Engineer and build an impactful career in enterprise IT, collaborating with ... like you. We are seeking a highly skilled and proactive System Engineer with proven experience in supporting enterprise web applications and software development… more
    General Dynamics Information Technology (01/08/26)
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  • Senior Systems Engineer Tier III

    UIC Government Services and the Bowhead Family of Companies (Quantico, VA)
    **Overview** SENIOR SYSTEMS ENGINEER | TIER III (MIELS): Bowhead is seeking Senior Systems Engineers to support a customer in Stafford, VA. Support for the ... teams are unable to solve. + Administer, configure, and maintain complex systems , including servers, networks, and databases. + Perform in-depth diagnostics and… more
    UIC Government Services and the Bowhead Family of Companies (01/09/26)
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  • Systems Administrator / Information…

    Guidehouse (Arlington, VA)
    …**Clearance Required** **:** Active Secret **What You Will Do** **:** We are seeking a Systems Administrator / Information Systems Engineer in support of the ... clearance. + Highschool Diploma/ GED. + THREE (3) or more years of systems administration or information systems engineering experience. + IAT Level II… more
    Guidehouse (01/08/26)
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  • IT Systems Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include but are not ... documentation required for A&A IAW ICD 503. + Experience with Windows administration , Active Directory, administrative scripting languages, and the integration,… more
    ManTech (11/19/25)
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  • Systems Engineer Secret Clearance

    Northrop Grumman (Newport News, VA)
    …not only part of history, they're making history. Northrop Grumman is seeking a Systems Engineer to join our growing GCCS-J development team. This position 100% ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (01/10/26)
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  • AWS Systems Engineer and Mission…

    Leidos (Chantilly, VA)
    …seeking a highly skilled and versatile professional to serve as both an AWS Systems Engineer and Mission Owner/Project Manager. This dual-role position involves ... changes will be arranged as needed. **Primary Responsibilities** + Perform systems administration activities, building Windows instances, performing deployments… more
    Leidos (01/03/26)
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  • Systems Engineer ( Engineer

    HII (Suffolk, VA)
    …Mission Technologies, a division of Huntington Ingalls Industries, is seeking a Systems Engineer to support the Joint Training Synthetic Environment (JTSE) ... its fleet. With a holistic approach to life-cycle maritime defense systems -from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures… more
    HII (12/18/25)
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  • Systems Engineer /COTS Integrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated ** Systems Engineer /COTS Integrator** to support a dynamic and innovative program focused on Big Data infrastructure, advanced ... 15+ years of related Information Technology experience + Experience with hands-on systems administration , systems engineering, and troubleshooting experience… more
    ManTech (12/03/25)
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