• Senior Linux System Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Linux System Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD (Onsite) Position Overview: The Senior Linux ... System Administrator is responsible for leading ...standards. + Install, configure, and maintain software and operating systems . + Implement operating system enhancements for… more
    Black Bear Technology Solutions, LLC (11/21/25)
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  • Mid/Senior System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …The SA configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and ... a finalist in 2021! Belay Technologies is seeking a System Administrator (SA) to join our intel...AWS Experience + VPC, EC2, S3 + Linux and Windows operating systems + CentOS, RedHat, … more
    Belay Technologies (11/19/25)
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  • Cloud System Administrator - TS/SCI…

    General Dynamics Information Technology (Annapolis Junction, MD)
    …3 + years of related experience **US Citizenship Required:** Yes **Job Description:** Cloud System Administrator Own the opportunity as a Cloud System ... help them face any obstacle. At GDIT, people are our differentiator. As a Cloud System Administrator you will help ensure today is safe and tomorrow is smarter.… more
    General Dynamics Information Technology (10/09/25)
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  • Senior Systems Administrator

    CACI International (Fort Meade, MD)
    …, manage IT system infrastructure and any processes related to these systems . The Senior Systems Administrator will Configure and manage primarily ... Senior Systems Administrator Job Category: Information Technology... Windows and some UNIX operating systems and installs/loads operating system software, troubleshoots,… more
    CACI International (12/02/25)
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  • System Administrator

    CACI International (Hanover, MD)
    System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... * * **Exciting Opportunity: Join Our Team as a System Administrator for Cutting-Edge ICAM Projects!** Are...Windows . + Skilled in creating/updating documentation and diagrams ( System Security Plans, Security CONOPS, FAQs, How To's). +… more
    CACI International (12/05/25)
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  • Systems Network Administrator

    Leidos (Laurel, MD)
    …and manage Linux, UNIX and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, et al. + Build, ... **Leidos** has a new and exciting opportunity for a ** Systems Network Administrator ** in our **National Security...**Basic Qualifications:** + Ten (10) years' experience as a system administrator in programs and contracts of… more
    Leidos (11/18/25)
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  • System Administrator

    Synergy ECP (Columbia, MD)
    …process. Configures and manages UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity ... System Administrator Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description...Linux and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot,… more
    Synergy ECP (10/22/25)
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  • Sr. Systems Administrator (NEI-18)

    CyberData Technologies (Bethesda, MD)
    …Bethesda, MD CyberData Technologies is seeking a Senior Systems Administrator with a strong background in Windows Server administration, vulnerability ... tasks across hybrid infrastructure environments. Responsibilities: * Perform regular Windows Server patching across production and non-production environments. *… more
    CyberData Technologies (11/06/25)
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  • System Administrator 2

    ARSIEM (Annapolis Junction, MD)
    …remain involved in the resolution process. + Configure and manage UNIX and Windows operating systems , install/load operating system software, troubleshoot, ... on every client you work with. ARSIEM seeks a System Administrator 2 . This position will...UNIX and Windows (or other applicable) operating systems and install/load operating system software, troubleshoot,… more
    ARSIEM (10/14/25)
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  • Sr. System Administrator - VDI

    Leidos (Odenton, MD)
    …Ft Meade, MD. Administrator will provide support for assigned systems supporting Joint Worldwide Intelligence Communications System (JWICS). **PRIMARY ... group at Leidos has a career opening for a System Administrator on a DISA contract. This...and/or 12+ years of overall related experience with a Windows /Linux server environment. Additional experience, education and training may… more
    Leidos (10/21/25)
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