• Top Secret Linux System…

    Insight Global (Colorado Springs, CO)
    Job Description Insight Global is hiring for a Lead Linux System Administrator to support a large government prime in Colorado Springs, CO. This is an onsite M-F ... position and will require a Secret DoD clearance and willingness to work onsite at...onsite at base in a secure facility. The System Administrator will support the Modeling and Simulation Software (MSS)… more
    Insight Global (07/26/25)
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  • Senior Linux System Administrator

    RTX Corporation (Tucson, AZ)
    …US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret **Senior Linux System Administrator Tucson, AZ. Must have ... systems and support IT infrastructures around the world. **Senior System Administrator ** , internally known as Senior Analyst, Information Workplace Services… more
    RTX Corporation (07/18/25)
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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 ... possible, with the ultimate goal of enabling human life on Mars. IT LINUX SYSTEMS ADMINISTRATOR - TOP SECRET CLEARANCE SpaceX is looking for an experienced… more
    SpaceX (05/06/25)
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  • Principal Linux Systems…

    Northrop Grumman (Melbourne, FL)
    …Want You!** The Northrop Grumman Classified Solutions team is seeking an experienced ** Linux Systems Administrator ** to join its dynamic team of technical ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At...be limited to the following: + Perform as primary Linux Systems Administrator for a classified government… more
    Northrop Grumman (07/08/25)
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  • Linux System Administrator

    General Dynamics Information Technology (Oakton, VA)
    …a career that is challenging, impactful, and mission-critical. Join our team as a Linux System Administrator and make an impact. While you help us advance ... of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Secret **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:**… more
    General Dynamics Information Technology (06/28/25)
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  • Linux Systems Administrator 2/3…

    Northrop Grumman (Melbourne, FL)
    …We Want You!** The Northrop Grumman Classified Solutions team is seeking a ** Linux Systems Administrator ** to join its dynamic team of technical professionals. ... be limited to the following: + Perform as primary Linux Systems Administrator for a classified government...+ Bachelor's degree in Information Technology + Active Top Secret clearance + A Linux + or RHCSA… more
    Northrop Grumman (05/08/25)
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  • Linux Systems Administrator , Sr…

    Lockheed Martin (Sunnyvale, CA)
    …more than 570 facilities that span more than 70 countries\. We are hiring a Linux System Administrator , Sr to support daily IT operations\. **What You Will Be ... role is fully onsite at our Sunnyvale location\. It requires an active Secret clearance to start\. **Basic Qualifications:** * Knowledge of Linux /UNIX Server… more
    Lockheed Martin (07/12/25)
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  • Linux System Administrator (Onsite)…

    RTX Corporation (St. Petersburg, FL)
    …citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret We have an immediate career growth opportunity with our Information ... Workplace Services team for a talented Linuz Systems Administrator . This is an opportunity to work in a...onsite in St. Petersburg, FL and requires a DoD Secret Clearance. **_** **What YOU will do:** + Administer,… more
    RTX Corporation (07/11/25)
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  • Linux Systems Administrator (Onsite)…

    RTX Corporation (Cedar Rapids, IA)
    …growth opportunity with our DT - Information Workplace Services team for a talented Linux Systems Administrator / Analyst. You will collaborate with a team of ... security, and compliance. **Qualifications You Must Have:** + DoD SECRET security clearance. + US citizenship is required, as...servers and workstations. + Proven experience as a System Administrator with expertise in Windows, Red Hat Linux more
    RTX Corporation (07/09/25)
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  • Linux Systems Administrator

    Northrop Grumman (Wright Patterson AFB, OH)
    …only part of history, they're making history. Northrop Grumman is seeking a Linux Systems Administrator /Principal Systems Administrator to maintain and ... Wright Patterson Air Force Base in Dayton, OH. This Linux Systems Administrator will be an active...the qualifications listed below. **Basic Qualifications for a Systems Administrator :** + Active Department of Defense Top Secret more
    Northrop Grumman (07/03/25)
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  • Linux Systems Administrator

    TEKsystems (Cedar Rapids, IA)
    …( secret or top secret )** We are seeking a skilled and proactive Linux Systems Administrator to join our IT infrastructure team. The ideal candidate will ... application deployment and infrastructure needs Skills red hat enterprise linux , ubuntu, system administrator , linux ,...eligible for a security clearance * Must have active Secret Security clearance at start of employment. * Typically… more
    TEKsystems (07/25/25)
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  • Sr. Linux /Unix Administrator

    S4 Inc. (Omaha, NE)
    …is preferred: ITIL 4 Foundations; Red Hat Certified Systems Administrator ; or Linux Professional Institute Certification Linux Administrator ; or CompTIA ... | Full Time | Comprehensive and competitive benefits Job Title: Sr. Linux /Unix Administrator Work Location: USSTRATCOM Offutt AFB Clearance: TS/SCI Education:… more
    S4 Inc. (07/09/25)
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  • VMware/ Linux Administrator

    CACI International (Riverside, CA)
    VMware/ Linux Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... * * **The Opportunity:** CACI is seeking a skilled **VMware/ Linux Administrator ** to join our dynamic IT...be a US Citizen and able to acquire a SECRET security clearance.** Must be willing to work on… more
    CACI International (07/24/25)
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  • OS Administrator Linux

    CACI International (Chantilly, VA)
    OS Administrator Linux Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... Opportunity:** CACI is looking for an Operating Systems (OS) Administrator Linux to support the Department of...for 5 years of experience). + Must have DoD Secret clearance and experience working in a classified environment.… more
    CACI International (05/23/25)
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  • Linux Systems Administrator , SME

    UIC Government Services and the Bowhead Family of Companies (Corona, CA)
    **Overview** Bowhead is seeking a highly skilled and experienced Linux System Administrator SME to join our dynamic IT team. This is a 100% onsite position ... Systems Administrator administers and supports daily operational requirements. * Linux Systems Administration: Install, configure, and maintain Linux servers… more
    UIC Government Services and the Bowhead Family of Companies (07/03/25)
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  • Linux Principal Windows Systems…

    Serco (Kirtland AFB, NM)
    **Position Description** Serco is seeking a Linux Principal Windows Systems Administrator to join our team supporting the Defense Systems sector at Kirtland Air ... New Mexico. The successful candidate will serve as a Linux System Administrator in a classified network...possess an active US Department of Defense (DoD) Top Secret security clearance and be able to maintain it.… more
    Serco (05/17/25)
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  • Linux Administrator

    General Dynamics Information Technology (Falls Church, VA)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** **HOW A LINUX SYSTEM ADMINISTRATOR WILL MAKE AN IMPACT:** + Provide system ... of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Secret **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:**… more
    General Dynamics Information Technology (07/26/25)
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  • Linux Administrator

    Integration Innovation, Inc. (i3) (Huntsville, AL)
    Overview i3 is searching for a Linux Administrator to support the Missile Defense Agency Information Management and Software Services (AIMSS) effort. The mission ... Missile Defense System with multiple layers of protection. The Linux Administrator performs administration of cloud and...- CompTIA Security+ CE. + Must have an approved Linux Operating System Training Certificate. + Active Secret more
    Integration Innovation, Inc. (i3) (07/10/25)
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  • Project Specialist: Linux System…

    Lockheed Martin (Moorestown, NJ)
    …across a dynamic production environment\. We are seeking a highly proficient Linux System Administrator to support our large\-scale manufacturing engineering ... Place to Work **WHO YOU ARE** You are a Linux System Administrator who possesses a deep...must be a US Citizen for consideration\. **Clearance Level:** Secret **Other Important Information You Should Know** **Expression of… more
    Lockheed Martin (07/12/25)
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  • Senior Linux /Unix Systems…

    SMX (Dahlgren, VA)
    Senior Linux /Unix Systems Administrator (4411)at SMX(View all jobs) (https://www.smxtech.com/careers/) Dahlgren, VA SMX is looking for a highly motivated Senior ... Linux /Unix Administrator to join our team in...Linux /Unix Administrator to join our team in support of Naval...+ Must be able to obtain and maintain Top Secret + 6+ years' experience administering Linux /Unix… more
    SMX (07/25/25)
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