• Linux Systems Administrator

    Arena Technical Resources, LLC (St. Louis, MO)
    TS /SCI cleared Red Hat Data Center / Systems Administrator in St. Louis, MO to...Experience | + + + | Level 3 - Senior | - PhD + 2 Years Experience | ... Linux Systems Administrator Location: St. Louis, MO,...Linux Systems Administrator Location: St. Louis, MO, US Job ID:...once you have established yourself on the team Active TS /SCI clearance and CI Poly is required (we can… more
    Arena Technical Resources, LLC (10/06/25)
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  • SAP NS2 Senior Cloud Engineer/…

    SAP (Herndon, VA)
    …for you to choose from. **SAP NS2 Senior Cloud Engineer/ Systems Administrator - Onsite - Chantilly, VA** **Active TS SCI with Polygraph Required** **NS2 ... for this role. All internals must have manager's approval to transfer. The NS2 Senior Cloud Engineer/ Systems Administrator candidate will be responsible for… more
    SAP (10/21/25)
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  • Systems Administrator

    Arena Technical Resources, LLC (Springfield, VA)
    Systems Administrator Location: Springfield, VA, US Job ID: ATR 17769 Job Description Job Title: Systems Administrator Location: Springfield, VA ... Eligibility: Candidate must possess an active TS /SCI clearance and be willing to obtain a CI...or ability to obtain within a defined period. - Top Secret /SCI clearance. Location: Customer Site US… more
    Arena Technical Resources, LLC (01/01/26)
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  • Lead Senior Systems

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, mission-oriented ** Senior Systems Administrator ** to join our team in **Chantilly, VA.** As the Lead Senior Systems ... or high school diploma/GED and 13 years of relevant systems administration experience with 3 + years in a...**Clearance Requirements:** + Must possess a current / active TS /SCI with Polygraph **Physical Requirements:** + Must be able… more
    ManTech (12/19/25)
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  • Systems Administrator

    Chenega Corporation (Silverdale, WA)
    **Req ID:** 38756 **Summary** ** Systems Administrator ** **Bangor, WA** Are you ready to enhance your skills and build your career in a rapidly evolving business ... Engineering and Technical Support Services to federal customers. The ** Systems Administrator ** is responsible for ensuring all...Secret clearance, with the ability to obtain a Top - Secret clearance ( Top Secret more
    Chenega Corporation (12/29/25)
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  • Senior Systems Administrator

    ISYS Technologies (Colorado Springs, CO)
    …the space initiatives of our government customers. I2X Technologies is seeking a Systems Administrator to support ongoing activities for a customer in Colorado ... position will be on-site and will require an active Secret clearance, Top Secret preferred....is required and must be only citizenship held Active Secret clearance; ability to obtain TS /SCI Dual… more
    ISYS Technologies (12/09/25)
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  • Lead Windows Systems Administrator

    General Dynamics Information Technology (Chantilly, VA)
    …PRX25822 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... of related experience **US Citizenship Required:** Yes **Job Description:** Lead Windows Systems Administrator (SME) We are seeking an accomplished Lead Windows… more
    General Dynamics Information Technology (12/29/25)
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  • Senior Linux Systems

    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 & ... "Delivers Mission Success!" Seeking a motivated and experienced Linux System Administrator for a small, diverseteam that provides end-to-end software, systems more
    Leidos (10/09/25)
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  • Systems Administrator 2 (Bluemont,…

    William C Brown Inc (Springfield, VA)
    …any other characteristic protected by law. Description WCBinc is looking for a Sr . Systems Administrator to provide support for implementation, ... Systems Administrator 2 (Bluemont, VA) EOE...Springfield Full-Time/Part-Time Full-Time Exempt/Non-Exempt Non-Exempt Security Clearance Requirements Active TS / SCI Clearance. This position is currently accepting… more
    William C Brown Inc (10/23/25)
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  • Sr Principal Linux Systems

    Northrop Grumman (Boulder, CO)
    …include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively at ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...with Certification & Accreditation process and STIGs + Active Top Secret is preferred We offer flexible… more
    Northrop Grumman (12/12/25)
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