• Quality Assurance Linux…

    Assertive Professionals (Hanover, MD)
    Quality Assurance Linux Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small ... Timeline Open Description Assertive Professionalsis in search of aQuality Assurance Linux Administrator to support orNational Security CustomernearHanover, MD.… more
    Assertive Professionals (09/25/25)
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  • Principal Linux Systems…

    Northrop Grumman (Linthicum Heights, MD)
    … system environments + Candidates must have a current DOD ** Top ** ** Secret ** levelsecurity clearance, to include ** SCI access** and a recent **Polygraph** ... career. Northrop Grumman Classified Solutions is seeking a well-qualified ** Linux Systems Administrator ** to join its dynamic...not a virtual position._** **Candidates MUST possess a current TS / SCI to include a current and recently… more
    Northrop Grumman (08/20/25)
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  • Mid-Level Linux System Administrator

    Belay Technologies (Laurel, MD)
    …2019, runner up in 2020 and a finalist in 2021! Belay Technologies is seeking a Linux System Administrator to join our intel team. + We are seeking a Mid-Level ... Linux System Administrator to work on a...Tool Suite Candidates should have the following qualifications: + TS / SCI Clearance with polygraph + A bachelor's… more
    Belay Technologies (07/21/25)
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  • Principal Linux Systems…

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Principal Linux Systems Administrator in our **National Security Sector's (NSS) Cyber & ... in National Security!** **Job Summary:** Leidos is seeking a Principal Linux Systems Administrator with demonstrated experience supporting and optimizing… more
    Leidos (07/31/25)
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  • Senior Linux Systems Administrator…

    Leidos (Columbia, MD)
    …LINUX , Windows, AWS and Virtualization + **Security Clearance** : Must have an active Top Secret / SCI with Polygraph cssrc conmd If you're looking for ... **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber &… more
    Leidos (09/26/25)
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  • Linux System Administrator

    ManTech (Laurel, MD)
    …+ Experience with NetAPP **Clearance Requirements:** + Must have a current/active Top Secret / SCI with Polygraph **Physical Requirements:** + The ... **Mantech** seeks a motivated, career and customer-oriented ** Linux ** **System Administrator ** to join our team in **Laurel, MD.** You will be part of a… more
    ManTech (07/23/25)
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  • Linux System Administrator

    ManTech (Laurel, MD)
    ManTech seeks a motivated and career-oriented ** Linux ** **Systems Administrator ** to join our team in **Laurel, MD** . You will be part of a dedicated team ... with Enclave environments **Clearance Requirements:** + Must have a current/active TS / SCI with Polygraph **Physical Requirements:** + The candidate should… more
    ManTech (08/22/25)
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  • Linux Systems Administrator

    BAE Systems (Annapolis Junction, MD)
    …your life and keep you performing at your best. We are in search of a Linux Systems Administrator to: + Install, configure, and network UNIX and/or NT based ... of UNIX and NT based systems. \#LI-PB2 **Required Education, Experience, & Skills** + TS / SCI clearance with appropriate poly + Ability to work 100% onsite +… more
    BAE Systems (09/09/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    …in a Linux environment. **Security Clearance Requirements:** + Current/Active TS / SCI with Polygraph. **Physical Requirements:** + Must be able to ... Mantech seeks a motivated, career and customer-oriented **Senior Linux System Administrator ** to join our...with ManTech through its online applicant system, please email us at ###@mantech.com and provide your name and contact information… more
    ManTech (09/20/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    ManTech seeks a **Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will provide support for implementation, ... installation, configuration, troubleshooting, and maintenance. **Security Clearance Requirements:** + Active TS / SCI with Polygraph is required to be considered… more
    ManTech (07/15/25)
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