• Principal Windows System

    RTX Corporation (El Segundo, CA)
    …for 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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  • Sr. Principal Linux Systems

    RTX Corporation (El Segundo, CA)
    …a security clearance​ **Security Clearance:** TS /SCI with Polygraph **Sr. Principal Linux Systems Administrator - El Segundo, CA -Must have a TS /SCI with ... meaningful problems that create a safer, more secure world. **Sr Principal System Administrator ** in infrastructure Workplace Services, collaborate with a many… more
    RTX Corporation (08/01/25)
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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 /SCI ... * **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 - Sensor Resource Manager Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI ... Type of Travel: None * * * **The Opportunity:** **CACI is seeking a SIGINT Systems Administrator and Sensor Resource Manager Subject Matter Expert (SME) to join… more
    CACI International (07/09/25)
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  • Principal / Sr Principal Contract…

    Northrop Grumman (El Segundo, CA)
    …+ **Your ability to obtain and/or transfer and maintain the final adjudicated government** ** Secret or Top Secret ** **clearance, and any program access(es) ... time** **, as determined by the company.** **Preferred Qualifications:** + Current Top Secret security clearance. + Demonstrated ability to effectively… more
    Northrop Grumman (07/16/25)
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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: Regular ... CACI's team at Beale AFB, CA as a SIGINT Systems Administrator . This role offers a chance...necessary maintenance actions * Contribute to mission debriefs and system readiness efforts **Qualifications:** _Required:_ * Active TS more
    CACI International (05/21/25)
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  • Principal Linux Administrator

    RTX Corporation (El Segundo, CA)
    …only US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret At Raytheon, the foundation of everything we do is ... secure world. **What You Will Do:** + Provide IT systems administration in a heterogeneous RedHat Enterprise / Microsoft...years experience. + Active and transferable US government issued Top Secret security clearance is required prior… more
    RTX Corporation (06/23/25)
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  • Linux System Administrator

    Leidos (San Diego, CA)
    Systems Division (MSD) is seeking an experienced, dynamic, and highly capable Linux system administrator to join the Leidos team at a customer site in San ... Key Responsibilities: * Install, configure, and maintain Linux-based servers and systems (RedHat, CentOS, Ubuntu, etc.). * Manage system performance,… more
    Leidos (07/18/25)
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  • Database Administrator Level 2/ 3

    Northrop Grumman (Palmdale, CA)
    …reasonable period of time, as determined by the company. **Preferred Qualifications:** + Top Secret Clearance. + Experience with Oracle in Windows environments. ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: No **Description** At Northrop Grumman, our employees...you to join our diverse team as a Database Administrator Level 2/ 3 located in Palmdale, CA.… more
    Northrop Grumman (06/13/25)
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  • Network Administrator - Site Survey…

    CACI International (Los Alamitos, CA)
    Network Administrator - Site Survey and Install Support Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with ... Continental US * * * **The Opportunity:** The Enterprise Communications Services 3 (ECS3) program supports our intel customer across its many operating locations.… more
    CACI International (08/01/25)
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