• 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 ( GXP…

    BAE Systems (San Diego, CA)
    …**Required Education, Experience, & Skills** US Citizenship is required by contract. Active US Top Secret Security Clearance / SCI is required with the ... Systems is seeking a Senior Closed Area Linux Systems Administrator to provide comprehensive technical and...STIG compliance **Preferred Education, Experience, & Skills** Active US TS / SCI /Poly Security Clearance. 4 years of experience… more
    BAE Systems (07/31/25)
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  • Principal Windows System Administrator

    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 ... relevant experience. + Must have an active a transferable US government issued TS / SCI security clearance with Counterintelligence (CI) Polygraph​ prior to start… more
    RTX Corporation (07/11/25)
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  • Systems Engineer w/ TS / SCI

    General Dynamics Information Technology (Livermore, CA)
    …ID:** RQ203428 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... ours. At GDIT, people are our differentiator. As a Systems Engineer with an active TS / SCI...and network devices. + Provide engineering support for the systems administrator for systems issues… more
    General Dynamics Information Technology (07/16/25)
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  • Sr. Principal Network Engineer - Top

    Northrop Grumman (Redondo Beach, CA)
    …to be considered + Candidates must have the ability to obtain, and maintain, a ** Top Secret / SCI ** level security clearance as a condition of employment + ... switches, and firewalls) **Preferred Qualifications:** + Bachelor's degree Network Engineering + Active Top Secret / SCI , Polygraph, or SAP/SAR access would be… more
    Northrop Grumman (07/26/25)
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  • SIGINT Systems Admin (High-Band Senior)

    CACI International (Beale AFB, CA)
    …10% Type of Travel: Local * * * **The Opportunity** CACI is seeking a SIGINT Systems Administrator (High-Band) to join the CACI team at Beale AFB, CA. You will ... SIGINT Systems Admin (High-Band Senior) Job Category: Information...Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel… more
    CACI International (08/08/25)
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  • Contracts Administrator - Level 4

    Northrop Grumman (Redondo Beach, CA)
    …federal government contracting requirements; FAR/DFAR interpretations + Active Top - Secret / Sensitive Compartmented Information ( SCI ) clearance at ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: No **Description** At Northrop Grumman, our employees have… more
    Northrop Grumman (07/11/25)
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  • Nissc III Pursuit

    SAIC (Vandenberg Air Force Base, CA)
    …to know. Immediately. **Qualifications** **Qualifications:** + Active Secret up through Top Secret / SCI clearance + Minimum requirements will vary based ... + Specialty and Logistics Engineering + Software Engineer + Systems Administrator + Systems Architect...has annual revenues of approximately $6.5 billion. For more information , visit saic.com. For information on the… more
    SAIC (08/07/25)
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  • Network System Administrator

    ManTech (Los Angeles, CA)
    …and/or AFSPC Operational Units. The position will provide "day-to-day" support for Collateral, Sensitive Compartmented Information ( SCI ) and Special ... Working knowledge of JAFAN 6/0, DCID/JAFAN 6/3, DCID/JAFAN 6/9, and Joint DODIIS/Cryptologic SCI Information Systems Security Standards, Common Criteria, and… more
    ManTech (06/14/25)
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  • System Administrator 3

    M. C. Dean (Sacramento, CA)
    …and must meet eligibility requirements, including US Citizenship, for access to classified information ; **ACTIVE TOP SECRET Clearance with the ability to ... Administrator 3** to join our **Security and Electronic Systems (SES)** business Unit. As part of **(SES)** Strategic...obtain a TS / SCI w/ Polygraph is REQUIRED** **Key Requirements:** + Education:… more
    M. C. Dean (07/15/25)
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