• Linux Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **Linux Systems Administrator ** **Category:** Infrastructure /Cloud **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2110 ... Time **Position Description:** CGI Federal has an exciting opportunity for a Linux Systems Administrator within our Intel sector advancing the national security… more
    CGI Technologies and Solutions, Inc. (12/31/25)
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  • System Administrator

    UIC Government Services and the Bowhead Family of Companies (Quantico, VA)
    …* COMPTIA Sec + or higher certification * 7 years of experience as a Systems Administrator or similar infrastructure engineering role. * Advanced knowledge ... **Overview** Bowhead seeks a System Administrator to join our team supporting NIWC Atlantic....* Design, deploy, and maintain server, storage, and network infrastructure to support business operations. * Manage and optimize… more
    UIC Government Services and the Bowhead Family of Companies (11/09/25)
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  • Secret Cleared System Administrator

    Insight Global (Arlington, VA)
    Job Description The Infrastructure & Systems Administrator is responsible for maintaining, securing, and optimizing the organization's Microsoft 365 and ... and identity-based platforms. * Provide operational support, troubleshooting, and incident management across cloud and on-prem infrastructure services . more
    Insight Global (12/23/25)
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  • Virtual Desktop Infrastructure (VDI)…

    General Dynamics Information Technology (Falls Church, VA)
    …of related experience **US Citizenship Required:** Yes **Job Description:** **Virtual Desktop Infrastructure (VDI) Administrator ** GDIT has an opening for a ... Virtual Desktop Infrastructure (VDI) Administrator supporting the Army National...further evolution of the ARNG's global Information Technology (IT) services including networking, compute, storage, infrastructure , applications,… more
    General Dynamics Information Technology (01/10/26)
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  • Network Infrastructure /System…

    CACI International (Mclean, VA)
    Network Infrastructure /System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph ... Travel: Local * * * **The Opportunity:** CACI is looking for a Network Infrastructure /System Administrator to join the Luke Team! You will support the customer's… more
    CACI International (12/17/25)
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  • Infrastructure Engineer/…

    CACI International (Mclean, VA)
    Infrastructure Engineer/ Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph ... is seeking a highly motivated Linux System Engineer and Administrator with hands on experience with the full lifecycle...candidate will ensure the smooth operation of existing enterprise systems by patching and updating the system regularly; while… more
    CACI International (12/26/25)
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  • Systems Administrator II Generalist…

    V2X (Springfield, VA)
    …with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - Windows Server - active TS/SCI ... ability to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II shall support the Information Technology (IT) Operations… more
    V2X (11/15/25)
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  • Systems Administrator

    BAE Systems (Sterling, VA)
    …and protect our freedom. BAE Systems is looking for a Senior Systems Administrator to provide comprehensive support to all aspects of system maintenance, ... incentives may be available based on position level and/or job specifics. ** Systems Administrator ** **117073BR** EEO Career Site Equal Opportunity Employer.… more
    BAE Systems (12/09/25)
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  • Senior Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Arlington, VA)
    **Overview** SENIOR SYSTEMS ADMINISTRATOR (NAUT): Bowhead seeks a Senior Systems Administrator to support our customer on the Nautical contract in the ... will be responsible for the administration, maintenance, and optimization of cloud infrastructure supporting the migration of legacy DoD applications to secure cloud… more
    UIC Government Services and the Bowhead Family of Companies (01/06/26)
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  • Cisco Identity Services Engineer/…

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    **Overview** **CISCO IDENTITY SERVICES ENGINEER/ ADMINISTRATOR (RDTE)** Bowhead has an immediate opening for a Cisco Identity Services Engineer/ ... to provide Design and Engineering Operation and Maintenance support for ISE systems on the classified and unclassified Research, Development, Test and Evaluation… more
    UIC Government Services and the Bowhead Family of Companies (12/18/25)
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