• OS Administrator Windows

    CACI International (Chantilly, VA)
    …* * * **The Opportunity:** CACI is looking for an Operating Systems (OS) Administrator Windows to support the Department of the Air Force (DAF) ... OS Administrator Windows Job Category: Information Technology...maintain Windows Update services + Provide technical support and training to end-users + Document system… more
    CACI International (08/22/25)
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  • Windows System Administrator

    GCyber (Arlington, VA)
    GCyber is seeking a Windows System Administrator , to support a high profile DISA customer in their mission to improve collaboration and information ... intelligence organizations. The Windows System Administrator will provide operational maintenance, support , and...support , and upgrades to hardware, software, and operating systems in a Microsoft Windows Server Environment.… more
    GCyber (09/27/25)
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  • Systems Administrator Principal

    General Dynamics Information Technology (Fort Belvoir, VA)
    …tomorrow is smarter. **GDIT** seeks a highly motivated and experienced ** Windows Systems Administrator ** to support a **Defense Threat Reduction Agency ... (NIMACS), Government Acceptance Testing (GAT), and DIAMONDS Accountability Training System (DATS). HOW A SYSTEMS ADMINISTRATOR...process to support applications hosted by the Windows /Linux systems . + Complete system … more
    General Dynamics Information Technology (09/30/25)
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  • Systems Administrator…

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    … ADMINISTRATOR ( WINDOWS ) (RDTE) Bowhead seeks a Systems Administrator ( Windows ) to provide customer support and technical assistance to users ... Access Cards (CAC). + Software support includes, but not limited to Windows operating systems currently supported by Microsoft, Microsoft Office Suite, and… more
    UIC Government Services and the Bowhead Family of Companies (09/28/25)
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  • Windows Linux Systems…

    General Dynamics Information Technology (Fort Belvoir, VA)
    …of a hybrid mix of ** Windows and Red Hat Enterprise Linux (RHEL) systems .** **Key Responsibilities:** + Perform administrative support for both Windows ... General Dynamics Information Technology (GDIT) is looking for a skilled **IT Systems Administrator ** with experience in Microsoft enterprise environments to … more
    General Dynamics Information Technology (07/16/25)
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  • Systems Administrator (MAC/…

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    …Dahlgren, VA. The Systems Administator (MAC/ Windows ) is responsible for system administration and customer support of servers and workstations in a ... **Overview** SYSTEMS ADMINISTRATOR (MAC/ WINDOWS ) (RDTE)...of two to five (2-5) years demonstrated experience in system administration of MAC/ Windows workstations. + Experience… more
    UIC Government Services and the Bowhead Family of Companies (09/28/25)
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  • Senior Systems Administrator - Linux…

    ICF (Reston, VA)
    …VA area We are seeking a highly skilled and customer-facing Senior Systems Administrator to support Linux and Windows environments for a critical ... Trust clearance** . **Key Responsibilities:** + Maintain and administer Linux and Windows operating systems , ensuring system performance and security… more
    ICF (09/27/25)
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  • Windows Systems Administrator

    Leidos (Arlington, VA)
    **Description** We are currently seeking a Windows Systems Administrator to join the Compartmented Enterprise Services Office (CESO) effort. This program is ... performance, trouble ticketing, and security subsystems highly desired. + Experience with support systems to include enclave Ethernet switches, storage area… more
    Leidos (07/18/25)
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  • TSSCI Windows System…

    Insight Global (Arlington, VA)
    Job Description An employer is looking for a TSSCI Windows System Administrator to sit in Rosslyn, VA. The person will be responsible to create, maintain, ... and implement detailed documentation for standard systems operating procedures to be used across the enterprise....and 4+ years of overall related experience with a Windows servers environment (eg 2008r2 and 2012r2). Additional experience,… more
    Insight Global (09/25/25)
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  • Windows Administrator

    GovCIO (Richmond, VA)
    …date. + Experience in Computer Science or IT. + 5+ years' experience as a Windows Systems Administrator or Engineerwith 3+ years' experience in automating ... VA and will be a remote position. **Responsibilities** This position is for a Senior Systems Administrator supporting the Windows team. This is currently a… more
    GovCIO (09/24/25)
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