• Sr. Systems Administrator (Linux)

    Themis Insight (Fort Meade, MD)
    …process. Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity ... expertise to every case. We are hiring a Sr. Systems Administrator (Linux) to work in Fort...UNIX and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot,… more
    Themis Insight (12/19/25)
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  • Systems Administrator

    Belay Technologies (Annapolis Junction, MD)
    systems + Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and ... a finalist in 2021! Belay Technologies seeks a Senior System Administrator (SA) to join our Intel...play a key role in supporting and optimizing IT systems across Linux, Windows and VMware environments.… more
    Belay Technologies (11/19/25)
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  • Systems Administrator

    Leidos (Columbia, MD)
    …and manage UNIX and Windows (or other applicable) operating systems /installs/loads operating system software, troubleshoot, maintain integrity of and ... **Description** **Leidos** has a new and exciting opportunity for a ** Systems Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics… more
    Leidos (10/12/25)
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  • Principal Linux Systems

    Northrop Grumman (Linthicum Heights, MD)
    …your career. Northrop Grumman Classified Solutions is seeking a well-qualified **Linux Systems Administrator ** to join its dynamic team of technical ... limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract....3 -ICD 503, RMF, STIG, JAFAN, or JSIG information system environments + Candidates must have a current DOD… more
    Northrop Grumman (11/19/25)
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  • Senior Systems Administrator 10k…

    Leidos (Annapolis Junction, MD)
    …both Linux and Windows environments. + Implement, troubleshoot, and maintain IT systems . + Manage daily IT system configuration and operations. + Assist ... has a new and exciting opportunity for a Senior Systems Administrator in our **National Security Sector's...perform capacity planning. + Configure and manage UNIX and Windows operating systems , ensuring system more
    Leidos (11/15/25)
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  • System Administrator

    TekSynap (Bethesda, MD)
    …may be substituted for degree requirements. **Overview** We are seeking a ** System Administrator ** to perform various activities to support the success ... NICHD have differing environments and needs. Operating environments include UNIX, Linux, Windows , and MAC. Similarly, software for system operation, management,… more
    TekSynap (12/16/25)
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  • Jr./Mid-Level Networking Systems

    Belay Technologies (Annapolis Junction, MD)
    …up in 2020 and a finalist in 2021! Belay Technologies is seeking a Jr./Mid-level System Administrator to join our intel team. The selected individual will be ... security scanning for equipment suites in accordance with the System Security Plans for these systems to...systems (ex. Network Switches, Routers, LANs, & cabling, Windows /Linux operating systems , VMware, etc.). + Must… more
    Belay Technologies (11/07/25)
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  • Systems Administrator II

    Foxhole Technology, Inc (Fort Meade, MD)
    …Clearance: Active Secret clearance. + Minimum of 3 + years of experience as a System Administrator + Must have a current DoD 8140/ (8570) IAT Level II ... **Overview** **Job Title: Systems Administrator II** **Job Location: Hybrid...user permissions, and file structures + Familiarity with either Windows Server or Linux systems + Ability… more
    Foxhole Technology, Inc (12/30/25)
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  • System Administrator (Mfahd)

    CACI International (Fort Meade, MD)
    System Administrator (MFAHD) 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 System Administrator to be part of the...total of 7 years' experience _Desired:_ + Expertise with Windows Operating Systems + Understanding of computer… more
    CACI International (11/14/25)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (College Park, MD)
    …manage operating system and application software as necessary. Support Linux & Windows systems engineering efforts in system design and evaluation, ... + 3 + years of experience as a system administrator + Experience with installing or...Optional Qualifications: + Experience with operating and maintaining Microsoft Windows and Linux servers to include operating systems more
    ENS Solutions (12/27/25)
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