• System Administrator

    CACI International (Laurel, MD)
    …and manage UNIX and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of ... System Administrator Job Category: Information Technology...support for implementation, troubleshooting and maintenance of IT systems + Provide Tier I (Help Desk) problem identification,… more
    CACI International (11/20/25)
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  • Systems Administrator II (TS/SCI w/…

    COMSO, Inc (Fort Meade, MD)
    …and integrity of the database(s). The Level 2 Systems Administrator shall possess the following capabilities: + System Implementation, Troubleshooting, ... Systems Administrator II (TS/SCI w/ Polygraph)...Configure and manage UNIX and Windows operating systems , including installation, troubleshooting, and maintenance of system… more
    COMSO, Inc (01/15/26)
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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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  • Systems Administrator

    Idea Entity (Belcamp, MD)
    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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  • Sr. System Administrator II (Temp)

    RTX Corporation (Annapolis Junction, MD)
    …a safer, more secure world. Raytheon currently has an opening for a temporary System Administrator to perform onsite in our Annapolis Junction, Maryland office. ... will also be required. We're looking for an experienced Systems Administrator to join our team supporting...Windows environments. In this role, you'll ensure our systems are secure, reliable, and aligned with mission requirements.… more
    RTX Corporation (11/19/25)
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  • 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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  • Sr. Systems Administrator (Linux)

    Themis Insight (Fort Meade, MD)
    …. Manages IT system infrastructure and any processes related to these systems . Provides support to IT systems including day-to-day operations, monitoring ... process. Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity… more
    Themis Insight (12/19/25)
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  • System Administrator

    Synergy ECP (Columbia, MD)
    …. Manages IT system infrastructure and any processes related to these systems . Provides support to IT systems including day-to-day operations, monitoring ... and manages UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots,...with applicable system security controls. + Provide support to IT systems including day-to-day operations,… more
    Synergy ECP (10/22/25)
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  • Systems Administrator 3

    Nightwing (Annapolis Junction, MD)
    …customers in the intelligence community, defense, civil, and commercial markets. The Systems Administrator will provide support for implementation, ... system infrastructure and any processes related to these systems . Provides support to IT systems... systems enhancements to improve reliability and performance. System Administrator (SA) shall possess the following… more
    Nightwing (12/22/25)
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  • Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Annapolis Junction, MD)
    …+ VMware Certified Professional (VCP), Microsoft Certified: Windows Server Hybrid Administrator Associate, or Red Hat Certified System Administrator ... Systems Administrator The Opportunity: In this...In this role, you'll design, operate, and evolve the systems that power national-security missions. From enterprise Windows… more
    BOOZ, ALLEN & HAMILTON, INC. (12/23/25)
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