• System Administrator

    CACI International (Chantilly, VA)
    System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... * **The Opportunity:** CACI is seeking a highly skilled ** System Administrator ** to join our team in...to include web servers, database servers, and associated development systems (eg Team Foundation Server) + Maintains system… more
    CACI International (12/29/25)
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  • Senior Systems Administrator

    Chenega Corporation (Arlington, VA)
    **Req ID:** 38512 **Summary** **Senior Systems Administrator ** **Arlington, VA** Are you ready to enhance your skills and build your career in a rapidly evolving ... security and economic interests of our nation. SecuriGence is seeking a talented **Senior Systems Administrator ** to help contribute to our success. Come help us… more
    Chenega Corporation (12/10/25)
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  • F-22 iMIS System Administrator…

    Lockheed Martin (Langley Air Force Base, VA)
    **Description:** Join the Lockheed Martin Aeronautics Field Sustainment Team as an IT Systems Administrator for our Langley Air Force Base, Virginia office\. As ... IMIS leadership * Backups, restores, and disaster recovery of systems /databases/network equipment * System /software/firewall/account maintenance and monitoring *… more
    Lockheed Martin (12/10/25)
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  • Linux System Administrator

    Nightwing (Arlington, VA)
    …is seeking a Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and deployment ... across Windows , MacOS, Linux/Unix, and other operating systems and virtual environments to support the...5+ years of directly relevant experience as a Linux System Administrator . - 2+ years MacOS and… more
    Nightwing (11/26/25)
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  • Senior Linux Systems Administrator

    Leidos (Arlington, VA)
    …+ Training (DISA-US1384 DCWF Linux System Administrator / DISA-US1390 DCWF Windows Systems Administrator ). + 3+ years deploying Unix in secured ... Leidos Digital Modernization Sector is seeking a **_Senior Linux Systems Administrator_** in support of the Air...critical Red Hat Enterprise Linux environment. As a Senior System Administrator , you'll be instrumental in designing,… more
    Leidos (12/20/25)
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  • Systems Administrator

    Idea Entity (Rustburg, VA)
    Title: Systems Administrator Department: IT Reports To: Project Manager Location: Onsite, Belcamp, Maryland or Rustburg, Virginia. About Idea Entity At Idea ... Role Summary We are seeking a talented and experienced Systems Administrator to join our team. In...a plus. + 4 years of hands-on experience in system administration in Windows Server environments. +… more
    Idea Entity (12/06/25)
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  • Lead Senior Systems Administrator

    ManTech (Chantilly, VA)
    …**Responsibilities include, but not limited to:** + Lead and supervise a team of system administrators ( Windows /Linux/VMWare) and IT support staff. + Design, ... **MANTECH** seeks a motivated, mission-oriented **Senior Systems Administrator ** to join our team...for providing a full range of Tier 2/3 IT support services and expertise to customer activities, as well… more
    ManTech (12/19/25)
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  • IT Systems Administrator

    EMCOR Group (Dulles, VA)
    …many government agencies. **Job Summary** **Essential Duties and Responsibilities:** **IT Systems Administrator Requirements:** The System Administrator ... 3 level" + Responsible for capacity, storage planning, and database performance ** Systems Administrator Qualifications:** + Relevant degree or diploma in… more
    EMCOR Group (12/31/25)
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  • Senior System Cloud Administrator

    Insight Global (Herndon, VA)
    …SaaS Client is seeking a highly skilled Senior Systems Cloud Administrator with strong experience in Microsoft Azure, Windows Server administration, and ... Experience supporting Windows and Linux environments * Provide hands on support and diagnosis for Linux systems , including troubleshooting OS issues,… more
    Insight Global (12/04/25)
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  • Sr. Systems Administrator

    Chenega Corporation (Fort Belvoir, VA)
    … support . Duties and Responsibilities: + + Provide systems administration support for the Windows operating system and applications and backup ... VA Join our Talent Network Sr. Systems Administrator Ft. Belvoir, VA C-CHR-24-050 TheSenior System ...systems requirements associated with Disaster Recovery in the systems support documentation. + Create and update… more
    Chenega Corporation (12/01/25)
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