• Network / VTC Administrator ( Active

    NANA Regional Corporation (Barstow, CA)
    …+ Stays up to date with latest network & VTC practices. **Qualifications** + An Active DoD Secret Clearence is required for consideration. + Two years relevant ... Network/ VTC Administrator will be responsible for managing and maintaining...and maintaining the organizations network & video teleconferencing (VTC) systems at Ft. Irwin. The role requires an individual… more
    NANA Regional Corporation (11/13/25)
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  • System Administrator - Active

    ENS Solutions (San Diego, CA)
    This role is contingent upon Contract Award The System Administrator supports secure and resilient operations of PKI infrastructure and associated systems ... leveraging DoD infrastructure. This includes managing RA workstations, ensuring system compliance with cybersecurity frameworks, and supporting audit readiness for… more
    ENS Solutions (09/27/25)
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  • Systems Administrator II…

    NANA Regional Corporation (Vandenberg AFB, CA)
    Five Rivers Analytics, an Akima company, is hiring a System Administrator to support the Satellite Control Network Operations, Remote Site and Mission Partner ... contract at Vandenberg Tracking Station, Vandenberg Space Force Base California. The System Administrator executes actions necessary to maintain all information … more
    NANA Regional Corporation (10/02/25)
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  • Senior Linux System Administrator

    GovCIO (Sacramento, CA)
    **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active Secret clearance to join an Operations team. This ... System Security, applying updates and remediating vulnerabilities (or commensurate experience) Active Secret Clearance Required with ability to obtain and… more
    GovCIO (11/07/25)
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  • Senior Network/ Systems

    GovCIO (Sacramento, CA)
    **Overview** GovCIO is currently hiring for a Senior Network/ Systems Administrator with an active Secret clearance. This position will be located in ... systems , software and hardware) in networked or stand-alone configurations, maintains system integrity, and upgrades systems and/or servers as required. May… more
    GovCIO (10/08/25)
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  • Service Desk Administrator

    GovCIO (Sacramento, CA)
    **Overview** GovCIO is currently hiring for a Service Desk Administrator with an active Secret clearance to provide Tier I phone support and troubleshooting ... + High School with 3 - 6 years IT support (or commensurate experience) + Active Secret clearance with ability to obtain and hold DEA suitability **Company… more
    GovCIO (10/09/25)
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  • IT Systems Administrator - Top…

    SpaceX (Hawthorne, CA)
    IT Systems Administrator - Top Secret Clearance Hawthorne, CA Apply SpaceX was founded under the belief that a future where humanity is out exploring the ... ultimate goal of enabling human life on Mars. IT SYSTEMS ADMINISTRATOR - TOP SECRET ...in both formal and informal situations. ADDITIONAL REQUIREMENTS: + Active Top Secret or TS/SCI with Polygraph.… more
    SpaceX (10/11/25)
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  • Principal Windows Systems

    Northrop Grumman (San Diego, CA)
    …The Northrop Grumman Classified Solutions team is seeking an experienced **Windows Systems Administrator ** to join its dynamic team of technical professionals. ... limited to the following: + Perform as a Windows System Administrator for a classified government contract....Qualifications** : + Bachelor's degree in Information Technology + Active Top Secret , TS/SCI, Polygraph, or SAP/SAR… more
    Northrop Grumman (11/21/25)
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  • Linux/Windows Systems Administrator

    Northrop Grumman (Palmdale, CA)
    …Northrop Grumman Classified Solutions team is seeking a novice cross-platform **Linux/Windows Systems Administrator ** to join its dynamic team of technical ... limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract....Qualifications** : + Bachelor's degree in Information Technology + Active Top Secret , TS/SCI, SAP/SAR access, or… more
    Northrop Grumman (11/15/25)
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  • Linux Systems Administrator , Sr…

    Lockheed Martin (Sunnyvale, CA)
    …than 570 facilities that span more than 70 countries\. We are hiring a Linux System Administrator , Sr to support daily IT operations in our Sunnyvale, CA ... Enterprise Business & Digital Transformation \(EBDT\) organization\. **Basic Qualifications:** * Active Secret clearance * Knowledge of Linux/UNIX Server… more
    Lockheed Martin (11/20/25)
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  • Senior Linux System Administrator

    BAE Systems (San Diego, CA)
    Systems . BAE Systems is seeking a Senior Closed Area Linux Systems Administrator to provide comprehensive technical and operational support for classified ... IT systems . You...Experience, & Skills** US Citizenship is required by contract. Active US Top Secret Security Clearance /...(4 years of experience with a degree) as a system administrator in a Linux OS environment.… more
    BAE Systems (09/18/25)
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  • Linux System Administrator

    The Boeing Company (Seal Beach, CA)
    …Space & Security (BDS), Space and Launch Organization seeks an early career **Linux System Administrator ** to support Proprietary Programs in Seal Beach, CA. You ... to support program objectives in an **Agile** environment. This position requires an ** active Top Secret ** US Security Clearance (US Citizenship Required). (A US… more
    The Boeing Company (11/10/25)
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  • Senior Principal Windows System

    RTX Corporation (El Segundo, CA)
    …and mentor + Oversee administrators whose duties may include setting up administrator and service accounts, maintaining system documentation, tuning system ... + Share technical expertise and mentor a team of System Administrators to ensure the confidentiality, integrity, and availability...field and a minimum of 5 years experience. + Active and transferable US government issued Top Secret more
    RTX Corporation (10/24/25)
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  • System Administrator - Edwards Air…

    Dell Technologies (Edwards AFB, CA)
    ** System Administrator - Edwards Air Force...+ US Citizen local to Edwards, California + Possess active Top Secret Department of Defense (DoD) ... work of your career and make a profound social impact as a ** System Administrator ** on our **Professional Services** **Consulting** Team in **Edwards, California… more
    Dell Technologies (10/04/25)
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  • System Administrator

    The Boeing Company (Seal Beach, CA)
    …us. Boeing Defense, Space & Security (BDS), Space and Launch Organization seeks a ** System Administrator ** to support Proprietary Programs in Seal Beach, CA. You ... set-up, and help maintain operational readiness with various operating systems and hardware interfaces. **Position Responsibilities:** + **Hardware Lifecycle...2, 3+ for level 3. + Possess a currently active Top Secret with SCI US Security… more
    The Boeing Company (11/13/25)
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  • Systems & Network Administrator

    Leidos (Riverside, CA)
    **Description** ** Position Overview** Leidos is seeking a **Network & Computer Systems Administrator ** to join our team at March Air Reserve Base, CA. In this ... managers and client leadership on progress. ** Primary Responsibilities** As a Systems Administrator , you will: + Manage and maintain enterprise-level… more
    Leidos (11/15/25)
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  • Linux Systems Administrator 1/2

    Northrop Grumman (Redondo Beach, CA)
    …history - they are making history. Northrop Grumman Enterprise Services is seeking a **Linux Systems Administrator .** This role can be performed by a level 1 or ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...CE) within 6 months. + Candidates must have an active DOD Secret level security clearance **Basic… more
    Northrop Grumman (11/21/25)
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  • Systems Administrator I

    First Division Consulting (San Diego, CA)
    …below and join the FirstDiv team! FirstDiv is seeking an experienced and qualified Systems Administrator I to provide support to the SRDT&E Network within ... within the Data Center and Cloud Hosting Services (DC2HS) Division. The Systems Administrator I will administer and support daily operational requirements… more
    First Division Consulting (11/19/25)
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  • Intermediate Classified Systems

    The MITRE Corporation (San Diego, CA)
    …with us. MITRE's Classified Enterprise Infrastructure is looking for a Junior Systems / Network Administrator . A successful candidate will be delivering timely, ... job step; or equivalent combination of related education and work experience. + Active Top- Secret Clearance. + Security+ Certification / DoDM 8140.03, Cyberspace… more
    The MITRE Corporation (11/22/25)
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  • Systems Administrator

    Insight Global (San Diego, CA)
    Job Description A client in San Diego is looking for a Systems Administrator /Network Engineer to manage their existing server and network environment. We are ... Skills and Requirements - 4+ years experience as a Systems Administrator in a secure environment -...controls and certifications - Clearance eligibility, if not already active , Secret level or higher - Must… more
    Insight Global (10/02/25)
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