• System Administrator- Linux

    Leidos (Annapolis Junction, MD)
    **Description** **System Administrator - Linux ** **Leidos** has a new and exciting opportunity for a **System Administrator - Linux ** in our **National Security ... Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support , Parental Paid Leave, and much more. **Join us...substituted for a degree. + Must have at least 3 years of direct, hands-on experience providing assistance to… more
    Leidos (01/06/26)
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  • Linux Systems Administrator

    CACI International (Linthicum, MD)
    …+ **Security Clearance:** An active NSA TS/SCI with Polygraph. + **Proven Experience:** 3 years of hands-on Linux system administration experience. + **Versatile ... Tool Deployment:** Install and maintain applications and tools to support our infrastructure. + **Customer Support :** Assist...plans, and more. If you're ready to take your Linux system administration skills to the next level… more
    CACI International (10/18/25)
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  • Linux /Windows Systems Administrator II…

    COMSO, Inc (Columbia, MD)
    …in programs and contracts of similar scope, type, and complexity + CWIP: IAT Level II Certification, IA Baseline Certification in Linux , Unix, Windows, or Cisco ... solutions for workforce development, and exceptional operations and production support . We were founded in 1988, and remain a...Linux , Unix, or Windows Operating System + Three ( 3 ) years' experience installing software packages such as .iso… more
    COMSO, Inc (11/27/25)
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  • Quality Assurance Linux Administrator

    Assertive Professionals (Hanover, MD)
    …Timeline Open Description Assertive Professionalsis in search of aQuality Assurance Linux Administrator to support orNational Security CustomernearHanover, MD. ... or greater. Desired Experience and Qualifications: + None Position Quality Assurance Linux Admininstrator - Level 2 EOE Statement Assertive Professionals, LLC,… more
    Assertive Professionals (12/25/25)
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  • Senior Linux Systems Administrator

    Leidos (Camp Springs, MD)
    **Description** The Leidos Digital Modernization Sector is seeking a **_Senior Linux Systems Administrator_** in support of the Air Force National Capital ... and take ownership of our critical Red Hat Enterprise Linux environment. As a Senior System Administrator, you'll be...Secret security clearance. + Requires an current 8140 IAT Level II (Intermediate or Advanced) certificate (CompTIA Security+ or… more
    Leidos (12/20/25)
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  • Principal Linux Systems Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …that fuel those missions. By joining in our shared mission, we will support yours of expanding your personal network and developing skills, whether you are ... leader. At Northrop Grumman, you will have the resources, support , and team to do some of the best...career. Northrop Grumman Classified Solutions is seeking a well-qualified Linux Systems Administrator to join its dynamic team of… more
    Northrop Grumman (01/06/26)
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  • Principal Linux Systems Administrator…

    Northrop Grumman (Linthicum Heights, MD)
    …the required certification will be a condition of continued employment + Must have Linux server Operating Systems support experience + Linux Workstation and ... that fuel those missions. By joining in our shared mission, we will support yours of expanding your personal network and developing skills, whether you are… more
    Northrop Grumman (11/19/25)
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  • Principal Systems Engineer ( Linux )

    Themis Insight (Fort Meade, MD)
    …Communicates with other program personnel, government overseers, and senior executives. The Level 3 System Engineer (SE) shall possess the following ... and Military expertise to every case. We are hiring a Principal Systems Engineer ( Linux ) to work in Fort Meade, MD. Position location is subject to change based… more
    Themis Insight (12/19/25)
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  • Senior Linux System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …and maintenance problems while off duty, on an on-call basis. + The Level 3 System Administrator shall possess the following capabilities: + Provide ... finalist in 2021! Belay Technologies is seeking a Senior Linux System Administrator (SA). The SA provides support...weeks paid leave - 4 weeks of personal leave, 3 Yay! days, take off on your birthday,11 paid… more
    Belay Technologies (01/04/26)
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  • Sr. Systems Administrator ( Linux )

    Themis Insight (Fort Meade, MD)
    …additional SA experience may be substituted for a bachelor's degree. + Proficient with Linux . Minimum of 3 years Linux system administration experience ... and Military expertise to every case. We are hiring a Sr. Systems Administrator ( Linux ) to work in Fort Meade, MD. Position location is subject to change based… more
    Themis Insight (12/19/25)
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