• Entry Level or Mid Level System

    Belay Technologies (Annapolis Junction, MD)
    …in 2020 and a finalist in 2 021! Belay Technologies is seeking a Mid-Level System Administrator (SA2) to join our intel team. FC has on-call support ... SA positions require on-call rotation support. Candidates should have the following qualifications: + TS / SCI with polygraph is required. + 5 years no degree for… more
    Belay Technologies (07/11/25)
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  • Senior System Administrator

    Synergy ECP (Columbia, MD)
    Senior System Administrator Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description Company Description: Synergy ECP is a Service Disabled ... write and implement standard operating procedures and technical documentation. Required Clearance: TS / SCI with FS Polygraph Required Skills and Experience: *… more
    Synergy ECP (07/16/25)
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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 & ... Security, etc.) + **Security Clearance requirement** : Candidates must possess an active ** TS / SCI with Polygraph** to be considered for this role. + **Desirable… more
    Leidos (05/14/25)
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  • Network Administrator - Site Survey…

    CACI International (Washington, DC)
    Network Administrator - Site Survey and Install Support Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / ... will have up to 50% CONUS travel. **Qualifications:** _Required:_ + IAT II + TS / SCI security clearance with ability to obtain a polygraph + Bachelor's Degree… more
    CACI International (08/01/25)
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  • System Administrator

    Athenix Solutions Group, LLC (Annapolis Junction, MD)
    System Administrator Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) *ACS Description Athenix Solutions Group is looking for a ... and resolution + Configuring and managing UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity… more
    Athenix Solutions Group, LLC (07/24/25)
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  • Systems Administrator /Integrator

    BigBear.ai (Columbia, MD)
    Overview BigBear.ai is seeking a System Administrator /Integrator to administer and maintain critical systems and provide prompt solutions to ensure smooth ... you need to have Bachelor's degree in Computer Science, Information Systems , or related field 12 to...related field 12 to 15 years of experience Clearance: TS / SCI w Poly Strong knowledge of DoD… more
    BigBear.ai (08/02/25)
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  • Principal Support Administrator

    Patriot Group International, Inc (Chantilly, VA)
    … Position Type: Full-Time, Exempt Work Location: Chantilly, VA; McLean, VA Clearance: TS / SCI with polygraph Shift: M-F 9A-5P Patriot Group International Inc. ... perspective. We are looking to hire a Principal Support Administrator to join our team in the Northern Virginia...Required Security Clearance: + Minimum of a US Government TS / SCI with Polygraph Preferred Qualifications + Associate… more
    Patriot Group International, Inc (08/07/25)
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  • Senior IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior** **IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities ... Authorization (A&A) procedures/processes. **Clearance Requirements:** + Must have a current/active TS / SCI w/Polygraph. **Physical Requirements:** + Must be able… more
    ManTech (07/22/25)
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  • System Administrator (Sr) - Cleared…

    IT Concepts (Washington, DC)
    …and achieve extraordinary milestones. Kentro is hiring a cleared Senior-level System Administrator to support the National Geospatial-Intelligence Agency. ... System Maintenance and Upgrades + Perform full system upgrades and repairs (Linux and Windows) (monthly) +...and access controls Clearance: + Must have an active TS / SCI with willingness to take CI Poly.… more
    IT Concepts (07/17/25)
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  • Senior Technical Consultant, Platform - Federal

    ServiceNow, Inc. (Vienna, VA)
    …and internal meetings + United States Top Secret / Sensitive Compartmented Information ( TS / SCI ) Clearance + 3 years of experience working in ... ability to deal with cultural diversity + ServiceNow certifications Certified System Administrator (CSA), Certified Application Developer (CAD) + Proven… more
    ServiceNow, Inc. (07/03/25)
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