• Linux Administrator - ACAS

    CACI International (Springfield, VA)
    Linux Administrator - ACAS Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... worldwide to support the NGA mission. In this role, we're seeking a ** Linux Administrator - ACAS ** who could potentially be located in either **Springfield,… more
    CACI International (11/10/25)
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  • Network/Systems Administrator

    GovCIO (Arlington, VA)
    …is currently hiring We are seeking a highly skilled Network Systems Administrator with a strong background in cybersecurity compliance, STIG mitigation, ECAM/IAVM ... deployments across SIPR and JWICS networks. The ideal candidate will possess strong Linux and Windows experience, the ability to collaborate with developers, and a… more
    GovCIO (12/16/25)
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  • HBSS Administrator

    Leidos (Fort Belvoir, VA)
    …and key management + STIG compliance, SCC and STIG Viewer experience, and ACAS expertise. + Expert with Microsoft Windows, Linux , and system virtualization ... **Description** Leidos is seeking a skilled **Senior HBSS Administrator in Fort Belvoir, VA** to join the...Microsoft OS Certification (MCSE Win 7 or other) + Linux certification (RHCSA, CompTIA Linux , LCFS/LCFE, etc.)… more
    Leidos (12/03/25)
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  • NCIS Cyber Systems Administrator - SecOps…

    General Dynamics Information Technology (Quantico, VA)
    …+ **US Citizenship required** **WHAT WE'D LOVE FOR YOU TO HAVE:** + ACAS Management + LINUX Systems Administration Experience (SPLUNK) + Forescout Experience ... Yes **Job Description:** Transform technology into opportunity as a **Cyber Systems Administrator - SecOps** at GDIT in Quantico, VA. Shape what's next for… more
    General Dynamics Information Technology (12/08/25)
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  • Mid-Senior Network Engineer

    Infinity Systems Engineering (Alexandria, VA)
    …be more with us! Job Summary: We are seeking a skilled Systems Administrator /Network Engineer to join our mission-driven team. This position offers a broad scope ... and Cisco switches. + Perform systems administration on Windows and Linux platforms (updates, security, troubleshooting, management). + Maintain secure high… more
    Infinity Systems Engineering (12/17/25)
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