• Senior Systems Administrator

    CACI International (Fort Meade, MD)
    Senior Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... * * * **The Opportunity:** CACI is seeking a Senior Systems Administrator to provide support for implementation, troubleshooting and maintenance of Information… more
    CACI International (12/02/25)
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  • Classified Area System Administrator

    Leidos (Huntsville, AL)
    …hire. **Primary Responsibilities:** + Set up and maintain Windows servers, desktops, and network devices; bonus points for Linux experience. + Embrace new ... Office reporting through the Digital Modernization sector, is seeking an early career **System Administrator ** to join our team. In this role, you'll play a key part… more
    Leidos (11/06/25)
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  • HBSS Administrator

    Leidos (Fort Belvoir, VA)
    …SCC and STIG Viewer experience, and ACAS expertise. + Expert with Microsoft Windows, Linux , and system virtualization in a secure network environment. + Must be ... **Description** Leidos is seeking a skilled **Senior HBSS Administrator in Fort Belvoir, VA** to join the...Continuous upkeep, monitoring, analysis, and response to Information System, network and security events using Endpoint Security tools such… more
    Leidos (12/03/25)
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  • Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **Systems Administrator ** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2115 **Employment Type:** ... **Position Description:** CGI Federal has an exciting opportunity for a Systems Administrator within our Intel sector advancing the national security mission through… more
    CGI Technologies and Solutions, Inc. (12/31/25)
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  • Systems Administrator

    ASM Research, An Accenture Federal Services Company (Oak Ridge, TN)
    …Windows Server Hybrid Administrator Associate, Microsoft Certified: Endpoint Administrator Associate, CompTIA Network + or Cisco CCNA (networking ... The Windows Desktop/Server Administrator will provide Tier III IT operations support...and troubleshooting. + Support endpoint devices (Windows, macOS, and Linux where required), ensuring compliance with security baselines. +… more
    ASM Research, An Accenture Federal Services Company (12/19/25)
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  • Functional Area Expert II ( Linux /Unix)

    TISTA Science and Technology (Austin, TX)
    …set of a senior System Administrator (preferably in Solaris Unix and Red Hat Linux ) but also be able to create new methods of gathering and analyzing source data ... + Proficiency in System Administration: A deep understanding of Linux and Unix system administration, including configuring, monitoring, and troubleshooting… more
    TISTA Science and Technology (12/10/25)
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  • Systems Administrator

    Robert Half Technology (Fort Lauderdale, FL)
    Description Systems Administrator We are seeking a skilled Systems Administrator to join our technology team. This role is ideal for someone who enjoys managing ... advanced responsibilities. Responsibilities + Manage and maintain Windows and/or Linux server environments including patching, updates, and performance monitoring +… more
    Robert Half Technology (12/23/25)
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  • Geospatial Systems Administrator

    CACI International (Fort Bragg, NC)
    …within the past three years Microsoft Windows Server, Microsoft Active Directory, VMWare, Linux server software, and have knowledge on network storage. + Shall ... Geospatial Systems Administrator Job Category: Information Technology Time Type: Full...an enterprise system architecture to include associated geospatial databases, network equipment and software tools and applications. The team… more
    CACI International (12/20/25)
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  • System Administrator (TS-SCI w/Poly)

    Parsons Corporation (Columbia, MD)
    …typically 3+ years of experience + 5+ years of experience as a System Administrator + Experience with administration of VMware, Linux systems, and Windows ... and redefine what's possible. **Job Description:** Parsons is seeking a versatile System Administrator to tackle new challenges across the full stack as we continue… more
    Parsons Corporation (12/04/25)
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  • Field Systems Administrator

    Systems Technology Forum (San Diego, CA)
    …(DoD), and other federal agencies. Job Summary The Field Systems Administrator provides operational and maintenance support for mission-critical Navy systems under ... STACC environments, supporting both shore-based and deployed configurations. The administrator applies expertise in system configuration, patching, and troubleshooting… more
    Systems Technology Forum (11/21/25)
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