• Systems Administrator , Senior (MSO)

    General Dynamics Information Technology (Livermore, CA)
    …**Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** IT ... years of related experience **US Citizenship Required:** Yes **Job Description:** ** Systems Administrator /Mission Support Operator -** **$10K Sign-on bonus**… more
    General Dynamics Information Technology (07/07/25)
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  • Senior Linux System Administrator

    General Dynamics Information Technology (Livermore, CA)
    …ID:** RQ192592 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... $10K Sign-on bonus A Senior Linux System Administrator Maintains an organization's computer systems ' workflows...and follow through **Security Requirements** + Must have a Top Secret - SCI security clearance **Education… more
    General Dynamics Information Technology (08/09/25)
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  • Sr. Principal Linux Systems

    RTX Corporation (El Segundo, CA)
    …security clearance​ **Security Clearance:** TS / SCI with Polygraph **Sr. Principal Linux Systems Administrator - El Segundo, CA -Must have a TS / SCI ... that create a safer, more secure world. **Sr Principal System Administrator ** in infrastructure Workplace Services, collaborate...**Must have an active a transferable US government issued TS / SCI CI Poly security clearance or prior… more
    RTX Corporation (08/01/25)
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  • SIGINT Systems Administrator

    CACI International (Beale AFB, CA)
    SIGINT Systems Administrator (Low-Band Journeyman) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / ... None * * * CACI is seeking a SIGINT Systems Administrator (Low-Band Journeyman) to join the...onsite at Beale AFB, CA and have an active/current TS / SCI prior to hire. **Responsibilities:** + Manages/supports… more
    CACI International (07/18/25)
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  • Principal Windows System

    RTX Corporation (El Segundo, CA)
    …a security clearance​ **Security Clearance:** TS / SCI with Polygraph **Principal Windows Systems Administrator - El Segundo, CA -Must have a TS / SCI ... tough, meaningful problems that create a safer, more secure world. **Principal System Administrator ** in infrastructure Workplace Services, collaborates with a… more
    RTX Corporation (07/11/25)
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  • SIGINT Systems Administrator

    CACI International (Beale AFB, CA)
    SIGINT Systems Administrator - Sensor Resource Manager Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / ... * * **The Opportunity:** **CACI is seeking a SIGINT Systems Administrator and Sensor Resource Manager Subject...OR >5 years Exp. in DCGS Environment. + Active TS / SCI Security Clearance. + Security + CE.… more
    CACI International (07/09/25)
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  • SIGINT Systems Administrator (High…

    CACI International (Beale AFB, CA)
    SIGINT Systems Administrator (High Band Journeyman) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / ... * **The Opportunity:** CACI is seeking a Junior-level SIGINT Systems Administrator (High-Band) to join the CACI...certification. + Bachelor's Degree in Technical Field + Active TS / SCI Security Clearance. + ≥3 yrs of… more
    CACI International (07/12/25)
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  • SIGINT Systems Administrator

    CACI International (Beale AFB, CA)
    SIGINT Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: ... CACI's team at Beale AFB, CA as a SIGINT Systems Administrator . This role offers a chance... system readiness efforts **Qualifications:** _Required:_ * Active TS / SCI Security Clearance * Security+ CE certification… more
    CACI International (05/21/25)
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  • Principal Contracts Administrator

    Nou Systems, Inc. (El Segundo, CA)
    nou Systems , Inc. (nSI) is now officially a 100% ESOP...+ You must possess or can obtain an active Top - Secret clearance, with SCI eligibility + ... expertise with powerful, data driven insights that transform defense systems and improve capabilities. nou Systems , a...to announce the contingent opening for a Principal Contracts Administrator who will join our Engineering Services team in… more
    Nou Systems, Inc. (08/08/25)
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  • Systems Administrator , Entry

    UIC Government Services and the Bowhead Family of Companies (Corona, CA)
    …assistance. * Support also includes working with the organizations Information Systems Security Officer (ISSO) for achieving system accreditation. * Maintain ... **Overview** Bowhead seeks an Entry-Level Systems Administrator to join our team...and communication skills. * US Citizenship and Active DoD Secret clearance ( TS / SCI preferred). SECURITY… more
    UIC Government Services and the Bowhead Family of Companies (08/08/25)
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