• 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 (08/08/25)
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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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  • ServiceNow Administrator /Developer SME

    GovCIO (Sacramento, CA)
    …verbal), strong interpersonal skills, customer-centric attitude + Certified System Administrator Clearance Required: active Secret clearance is required. ... **Overview** GovCIO is currently hiring a **ServiceNow Administrator /Developer SME** to support our US Coast Guard...in various roles + Thorough knowledge of the ServiceNow System + Experience with JavaScript, HTML, CSS, Jelly, HTTP,… more
    GovCIO (10/03/25)
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  • System Administrator

    DCCA (Vandenberg AFB, CA)
    …our website at: www.dcca.com System Administrator Candidates MUST have an active Secret clearance to be considered For over 40 years, DCCA has provided ... System Administrator Location Vandenberg AFB, CA...software, and all configurations. . Recommend changes to improve systems / system configurations and determine hardware or software… more
    DCCA (10/05/25)
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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 (07/12/25)
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  • IT Linux Systems Administrator - Top…

    SpaceX (Hawthorne, CA)
    IT Linux Systems Administrator - Top Secret Clearance Hawthorne, CA Apply SpaceX was founded under the belief that a future where humanity is out exploring ... goal of enabling human life on Mars. IT LINUX SYSTEMS ADMINISTRATOR - TOP SECRET ...in both formal and informal situations. ADDITIONAL REQUIREMENTS: + Active Top Secret or TS/SCI with Polygraph.… more
    SpaceX (08/08/25)
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  • Sr Principal HPC Linux Systems

    Northrop Grumman (Redondo Beach, CA)
    …You!** The Northrop Grumman Classified Solutions team is seeking a senior **Linux Systems Administrator ** to join its dynamic team of technical professionals. ... **Preferred Qualifications:** + Bachelor's degree in Information Technology + Active Top Secret , TS/SCI, Polygraph, or SAP/SAR...files, and updating virus definitions + Experience as an administrator for Red Hat or similar Linux systems more
    Northrop Grumman (09/11/25)
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  • Principal / Sr Prin Contract Administrator

    Northrop Grumman (Manhattan Beach, CA)
    …support financial objectives. + Enter and manage data in the Contract Management System , financial and delivery systems . + Participate in customer meetings, ... and ability to efficiently and effectively research FAR/DFAR information. + Must have Active Top Secret Clearance **Basic Qualifications for a Level 4 Senior… more
    Northrop Grumman (09/17/25)
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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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  • Windows Systems Administrator

    Northrop Grumman (Los Angeles, CA)
    …Information and Digital Office (CIDO) organization is seeking a novice **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....environment + Experience with Certification & Accreditation process + Active Secret , Top Secret , SCI,… more
    Northrop Grumman (10/07/25)
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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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  • Principal Linux System Administrator

    General Dynamics Information Technology (Livermore, CA)
    …Yes **Job Description:** $10K Sign-on bonus A Principal Linux System Administrator Maintains an organization's computer systems ' workflows and is responsible ... Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job...: Domain Controllers, Linux servers, DNS, VMware, HPE Blade System , Storage switches + Supplemental Systems /… more
    General Dynamics Information Technology (08/09/25)
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  • Systems Administrator - TS/SCI…

    General Dynamics Information Technology (El Segundo, CA)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** SYSTEMS ADMINISTRATOR General Dynamics Information Technology (GDIT) is seeking ... a Systems Administrator ...as required. + 3+ years of directly related experience in systems administration and analysis. + Active Directory Account… more
    General Dynamics Information Technology (09/23/25)
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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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  • Principal Windows System

    RTX Corporation (El Segundo, CA)
    …meaningful problems that create a safer, more secure world. **Principal System Administrator ** in infrastructure Workplace Services, collaborates with many ... + Must have an active a transferable US government issued DoD Top Secret security clearance prior to start date. US citizenship is required, as only US citizens… more
    RTX Corporation (10/03/25)
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  • Mid-Level Systems Administrator

    The Boeing Company (Seal Beach, CA)
    …Digital Technology & Security (ITD&S) organization is currently seeking a **Mid-Level** ** Systems Administrator ** to join the team in **Seal Beach, CA** ... based on candidate eligibility. **Security Clearance** This position requires an active US Top Secret /SCI Security Clearance (US Citizenship Required).… more
    The Boeing Company (10/05/25)
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  • SkillBridge System Administrator

    RTX Corporation (San Jose, CA)
    …more sustainable future! Collins Aerospace is looking to host a transitioning veteran as Systems Administrator Fellow and be mentored by our skilled and seasoned ... to include the integration of hardware, software and operating systems . + Work with Cybersecurity professionals to maintain security...Active and transferable US government issued security clearance ( SECRET ) is required prior to start date + US… more
    RTX Corporation (08/08/25)
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  • Network & Systems Administrator

    Leonardo DRS, Inc. (San Diego, CA)
    …requirements + Perform support tasks as needed requested by the Senior System Administrator , Information System Security Manager (ISSM), Information ... As a laser technology pioneer, Daylight Solutions has delivered more mid-IR systems to more applications world-wide than any other company. Daylight laser solutions… more
    Leonardo DRS, Inc. (08/27/25)
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