• Linux Systems Administrator

    CACI International (Linthicum, MD)
    Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee ... Linux System Administrator!** Are you passionate about Linux systems and eager to make a...with Polygraph. + **Proven Experience:** 3 years of hands-on Linux system administration experience. + **Versatile Knowledge:**… more
    CACI International (10/18/25)
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  • Principal Linux Systems

    Northrop Grumman (Linthicum Heights, MD)
    …work of your career. Northrop Grumman Classified Solutions is seeking a well-qualified ** Linux Systems Administrator** to join its dynamic team of technical ... be limited to the following: + Perform as primary Linux Systems Administrator for a classified government...system environments + Candidates must have a current DOD ** Top ** ** Secret ** levelsecurity clearance, to include **SCI… more
    Northrop Grumman (11/19/25)
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  • Senior Linux Systems Administrator…

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator** in our **National Security Sector's (NSS) Cyber & ... : Bachelor's degree plus eleven (11) to fifteen (15) years of relevant systems administration experience or equivalent. + **Security Clearance** : Candidates… more
    Leidos (10/09/25)
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  • Linux /Windows Systems Administrator…

    COMSO, Inc (Columbia, MD)
    Linux /Windows Systems Administrator II ( TS /SCI w/ Polygraph) Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Job Type Full-time ... OS installation, baseline configuration, and service enablement. + Perform light Linux administration (primarily Red Hat), including scripting and… more
    COMSO, Inc (11/27/25)
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  • Principal Systems Engineer ( Linux )

    Themis Insight (Fort Meade, MD)
    …and Private, Civilian and Military expertise to every case. We are hiring a Principal Systems Engineer ( Linux ) to work in Fort Meade, MD. Position location is ... to change based on central MD client's needs. Required: TS /SCI with a Polygraph Analyzes user's requirements, concept of...Proficient with Linux . Minimum of 2 years Linux system administration experience. + Experience with… more
    Themis Insight (12/19/25)
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  • Sr. Systems Administrator ( Linux )

    Themis Insight (Fort Meade, MD)
    …and Private, Civilian and Military expertise to every case. We are hiring a Sr. Systems Administrator ( Linux ) to work in Fort Meade, MD. Position location is ... to change based on central MD client's needs. Required: TS /SCI with a Polygraph Provides support for implementation, troubleshooting...Proficient with Linux . Minimum of 3 years Linux system administration experience (within the last… more
    Themis Insight (12/19/25)
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  • Senior Linux System Administrator

    Parsons Corporation (Aberdeen, MD)
    …possible. **Job Description:** _Parsons is looking for an amazingly talented_ **_Senior Linux Systems Administrator_** _to join our team!_ **_What You'll Be ... + Linux + certification (or equivalent) + Security+ certification (or equivalent) + Top Secret clearance **Security Clearance Requirement:** An active Top more
    Parsons Corporation (11/15/25)
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  • 337 - Senior Linux Systems

    ARSIEM (Annapolis Junction, MD)
    …client you work with. ARSIEM is looking for a motivated and experienced Linux System Administrator for a small, diverse team that provides end-to-end software, ... systems , and network engineering services to support Integrated Discovery...can be added to Agency standard solutions. + Network administration including installing, configuring, and maintaining net devices; configuring… more
    ARSIEM (10/30/25)
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  • Senior Linux System Administrator

    ManTech (Laurel, MD)
    …**Preferred Qualifications:** + Experience/familiarization with full lifecycle management of Linux systems , to include provisioning, configuration management and ... but are not limited to:** + Configure and manage Linux and Solaris operating systems and installs/loads...with NetAPP **Clearance Requirements:** + Must have a current/active Top Secret /SCI with Polygraph **Physical Requirements:** +… more
    ManTech (12/24/25)
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  • Linux System Administrator

    ManTech (Laurel, MD)
    …Q** **ualifications:** + Experience/familiarization with full lifecycle management of Linux systems , to include provisioning, configuration management and ... NetApp + Experience with Splunk **Clearance Requirements:** + Must have a current/active Top Secret /SCI with Polygraph **Physical Requirements:** + The person in… more
    ManTech (12/04/25)
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