• Network Administrator II

    William C Brown Inc (Springfield, VA)
    Network Administrator II EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration for employment ... Degree Location Springfield Full-Time/Part-Time Full-Time Exempt/Non-Exempt Exempt Security Clearance Requirements Top Secret / SCI This position is currently… more
    William C Brown Inc (12/01/25)
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  • Network-System Administrator II

    Global Resource Solutions (Washington, DC)
    …detail orientated, and talented individual for the position of Network/System Administrator II . Job Description: Summary: The Network/System Administrator ... + Maintain file servers, Firewalls, network access, Security Monitoring Systems and system documentation as required + Interface with...of the date of hire. Security Requirements: + Current Top Secret Clearance with SCI Eligibility +… more
    Global Resource Solutions (10/13/25)
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  • Sr. System Administrator II (Temp)

    RTX Corporation (Annapolis Junction, MD)
    …some unclassified work will also be required. We're looking for an experienced Systems Administrator to join our team supporting critical operations in both ... US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: TS /SCI At Raytheon, the foundation of everything we do is rooted in our… more
    RTX Corporation (11/19/25)
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  • Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    …RQ206899 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... SYSTEMS ADMINISTRATORS** WILL MAKE AN IMPACT As the Systems Administrator on this contract, you will...on-call rotation for after-hours support.** **Responsibilities:** + Provides Tier II support of IT infrastructure systems and… more
    General Dynamics Information Technology (12/06/25)
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  • Systems Administrator

    Guidehouse (Bethesda, MD)
    … Engineering (SYE) **Travel Required** **:** Up to 10% **Clearance Required** **:** Active Top Secret SCI with Polygraph **What You Will Do** **:** As a ... Systems Administrator , you will be involved in...You Will Need** **:** + An ACTIVE and MAINTAINED TS /SCI Federal or DoD security clearance with a COUNTERINTELLIGENCE… more
    Guidehouse (12/13/25)
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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 (12/08/25)
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  • Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Arlington, VA)
    **Overview** SYSTEMS ADMINISTRATOR (NAUT): Bowhead seeks a...be able to maintain a security clearance at the Top Secret level with SCI eligibility and ... monitoring tools + Configure and manage virtual machines, containers, storage systems , and networking components in secure cloud environments + Implement and… more
    UIC Government Services and the Bowhead Family of Companies (10/31/25)
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  • System Administrator

    Chenega Corporation (Oakton, VA)
    …IT Operations Support, Software Development, and Program Management. Job Title:System Administrator Location:Oakton, Virginia Clearance Level: Top Secret ... interests of our nation. SecuriGence is seeking an experienced Systems Administrator to help contribute to our...and Experience + Demonstrate directly related experience in Tier II and Tier III support. + 4+ years' experience… more
    Chenega Corporation (11/12/25)
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  • Senior Systems Administrator

    TekSynap (Fort Belvoir, VA)
    …eligibility. + DoD 8750 IAT Level II **Overview** We are seeking a ** Systems Administrator ** to support the Defense Threat Reduction Agency at thier Fort ... on standalone Windows (10,11) and Redhat Linux based operating systems and applications. + Develop IT operating procedures, techniques,...(3) or more years of experience. + BS/BA + Top - Secret clearance required with SCI or SCI… more
    TekSynap (12/13/25)
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  • Cleared Senior Microsoft Azure Enclave…

    Virtual Service Operations (Lorton, VA)
    …Assistance Package Available). + Must be willing to work onsite. + Must have an active Top Secret ( TS ) security clearance. + Must meet DoD 8570 IAT Level ... Cleared Senior Microsoft Azure Enclave Administrator * Lorton, VA (http://maps.google.com/maps?q=Lorton+VA+USA) Description Are you a skilled cloud professional with… more
    Virtual Service Operations (10/31/25)
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