• Sr Principal HPC Linux Systems

    Northrop Grumman (Redondo Beach, CA)
    …. **Preferred Qualifications:** + Bachelor's degree in Information Technology + Active Top Secret , TS / SCI , Polygraph, or SAP/SAR access would ... Grumman Classified Solutions team is seeking a senior **Linux Systems Administrator ** to join its dynamic team...have the ability to obtain, and maintain, a DOD ** Top Secret ** level security clearance as a… more
    Northrop Grumman (09/11/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Quantico, VA)
    …in ServiceNow. **WHAT YOU'LL NEED:** + **Security Clearance Level:** Active Top Secret clearance (Must be TS / SCI eligible) + **Required Experience:** + ... RQ204817 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:** None **Job Family:** IT… more
    General Dynamics Information Technology (08/09/25)
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  • Linux Systems Administrator 3/4…

    Northrop Grumman (Melbourne, FL)
    …**Preferred Qualifications** : + Bachelor's degree in Information Technology + Active Secret , Top Secret , SCI , SAP/SAR access, or Polygraph ... Grumman Classified Solutions team is seeking an experienced **Linux Systems Administrator ** to join its dynamic team...have the ability to obtain, and maintain, a DOD ** Top Secret ** level security clearance as a… more
    Northrop Grumman (08/01/25)
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  • Principal Linux Systems

    Northrop Grumman (Linthicum Heights, MD)
    … system environments + Candidates must have a current DOD ** Top ** ** Secret ** levelsecurity clearance, to include ** SCI access** and a recent **Polygraph** ... Northrop Grumman Classified Solutions is seeking a well-qualified **Linux Systems Administrator ** to join its dynamic team...not a virtual position._** **Candidates MUST possess a current TS / SCI to include a current and recently… more
    Northrop Grumman (08/20/25)
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  • Linux Systems Administrator

    CACI International (Hampton, VA)
    Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: ... be willing to work onsite at Langley AFB and have an active/current TS / SCI . Applicants with demonstrated experience supporting real-time 24/7/365 support in a… more
    CACI International (09/26/25)
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  • Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …may be considered in lieu of a degree. * Candidate must have active/current Top Secret / SCI clearance with adjudicated Polygraph at time of application ... your career today. #definingpossible Northrop Grumman is seeking a Systems Administrator to join our team based...vendor products, services, and suggestions. * Adhere to strict Information Systems security guidelines in all cases.… more
    Northrop Grumman (09/03/25)
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  • Systems Administrator

    SAIC (Kirtland AFB, NM)
    …three (3) or more years of relevant experience. **Required Skills and Experience:** + Active Top Secret with SCI eligibility. Able to obtain and maintain ... **Description** SAIC is seeking a systems administrator to support the Space...implementation, maintenance, and troubleshooting functions for physical and virtual information systems and web-based applications. The selected… more
    SAIC (09/27/25)
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  • Senior SIGINT Systems Administrator

    CACI International (Beale AFB, CA)
    Senior SIGINT Systems Administrator - Sensor Resource Manager Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: ... TS / SCI Employee Type: Regular Percentage of Travel...* * The Opportunity: CACI is seeking a SIGINT Systems Administrator and Sensor Resource Manager Subject… more
    CACI International (09/13/25)
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  • Cloud Systems Administrator

    CACI International (St. Louis, MO)
    Cloud Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph ... **The Opportunity:** Join our dynamic team as a Cloud Systems Administrator dedicated to supporting our National...file systems . **Qualifications:** _Required:_ + An active TS / SCI clearance and have a Polygraph. +… more
    CACI International (07/26/25)
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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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