• Senior Systems Administrator

    Alaka'ina Foundation Family of Companies (Kauai County, HI)
    …The Alaka`ina Foundation Family of Companies (FOCs) is looking for a Senior Linux Systems Administrator Range Network. The position will support ... Senior Systems Administrator ( Linux ) Location HI...AND CLEARANCE: + Must be a US Citizen + Top Secret security clearance is required with T5… more
    Alaka'ina Foundation Family of Companies (09/19/25)
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  • System Administrator - Linux

    The Metamorphosis Group (Chantilly, VA)
    System Administrator - LINUX - TS /SCI FSP REQUIRED Chantilly, VA Apply Now JOB DESCRIPTIONThe Sponsor requires the support of full-time Linux ... and effectively communicate issues and resolutions to all levels within the organization. System Administrator - The Contractor shall support a second shift… more
    The Metamorphosis Group (09/10/25)
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  • Sr. Linux /Unix Administrator

    S4 Inc. (Omaha, NE)
    Administrator ; or CompTIA Linux +; or Oracle Certified Professional Oracle Linux System Administrator ; or Red Hat Certified Engineer; or Oracle ... NE25002 LCAT: Senior Network and Computer Systems Administrator Overview: S4 Inc. has a Sr. Linux...teams from a service support perspective. Required Qualifications: + Top Secret security clearance and eligible for… more
    S4 Inc. (07/09/25)
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  • Senior Systems Administrator

    Amentum (Waimea, HI)
    …required + Linux + Linux + Red Hat Certified System Administrator (RHCSA) **Security Clearance** Top Secret security clearance is required with T5 ... Amentum is seeking a highly experienced Senior Linux System Administrator to...(DoD) environment. This role requires deep technical expertise in Linux systems , leadership in secure system more
    Amentum (09/24/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    …(IAM) and integration with Linux systems . * Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) certification. * ITIL, ... Linux Administrator Job Category: Information Technology...with RMF (Risk Management Framework). Required Qualifications * Active Top Secret clearance (SCI eligibility strongly preferred).… more
    CACI International (09/03/25)
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  • Quality Assurance Linux

    Assertive Professionals (Hanover, MD)
    …in the resolution process. Configures and manages LINUX operating systems and installs/loads operating system software, troubleshoots, maintains integrity ... Quality Assurance Linux Administrator About the Organization Established...system and installs Required Experience and Qualifications: + TS /SCI with aPolygraph + Nine (9) years experience in… more
    Assertive Professionals (09/25/25)
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  • Linux Administrator - ACAS

    CACI International (Springfield, VA)
    Linux Administrator - ACAS Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular ... the NGA mission. In this role, we're seeking a ** Linux Administrator - ACAS** who could potentially...vendor updates are received **You'll Bring These Qualifications** + Top Secret /SCI clearance (current), with the ability… more
    CACI International (08/11/25)
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  • Intermediate Linux Administrator

    SMX (Patuxent River, MD)
    Intermediate Linux Administrator (4715)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is looking for a highly motivated ... Intermediate Linux /Unix Administrator to join our team in...all assigned lab devices **Required Skills/Experience** + Clearance Required: Top Secret + Secret required… more
    SMX (10/03/25)
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  • Senior Principal Linux Administrator

    RTX Corporation (El Segundo, CA)
    …only US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret At Raytheon, the foundation of everything we do is ... You Will Do** + We are seeking an experienced Linux Administrator that will be working in...years experience. + Active and transferable US government issued Top Secret security clearance is required prior… more
    RTX Corporation (09/26/25)
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  • Linux System Administrator

    CACI International (Sarasota, FL)
    …CACI has an immediate opening for a Linux Systems Administrator , with a Top Secret Clearance ( TS /SCI) with polygraph for our corporate ... Linux System Administrator Job Category:...fielded systems . CACI is seeking a development Systems Administrator with Linux experience for… more
    CACI International (10/04/25)
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  • Linux Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    **Overview** LINUX SYSTEM ADMINISTRATOR (UNIX)...to obtain an maintain a security clearance at the Top Secret level. US Citizenship is a ... (RDTE) Bowhead is looking for a Linux Systems Administrator (UNIX) to support our upcoming...requirement for Top Secret clearance at this location \#LI-JR1 Applicants may be… more
    UIC Government Services and the Bowhead Family of Companies (09/28/25)
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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: Regular ... Opportunity:** We are seeking a cleared, skilled and experienced Red Hat Enterprise Linux Administrator with expertise in Puppet configuration management to join… more
    CACI International (09/26/25)
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  • Senior Linux Systems

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    Administrator (NetServ) to join our team in Dahlgren, VA. The Senior Linux Administrator (NetServ) is responsible for system administration and customer ... **Overview** SENIOR LINUX ADMINISTRATOR (NETSERV) Bowhead seeks a...to obtain and maintain a security clearance at the Top Secret level. US Citizenship is a… more
    UIC Government Services and the Bowhead Family of Companies (09/17/25)
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  • Senior Linux System

    BAE Systems (San Diego, CA)
    …BAE Systems . BAE Systems is seeking a Senior Closed Area Linux Systems Administrator to provide comprehensive technical and operational support for ... Skills** US Citizenship is required by contract. Active US Top Secret Security Clearance / SCI is...available based on position level and/or job specifics. **Senior Linux System Administrator ** **116453BR** EEO… more
    BAE Systems (09/18/25)
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  • IT Linux Systems

    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 ... on Mars. IT LINUX SYSTEMS ADMINISTRATOR - TOP SECRET CLEARANCE...both formal and informal situations. ADDITIONAL REQUIREMENTS: + Active Top Secret or TS /SCI with… more
    SpaceX (08/08/25)
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  • LINUX Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …**US Citizenship Required:** Yes **Job Description:** ** Linux Systems Administrator ** **- Active Top Secret Required** Seize your opportunity ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job...to make a personal impact as a ** Linux ** ** Systems Administrator ** with GDIT.… more
    General Dynamics Information Technology (08/02/25)
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  • Senior Linux Systems

    General Dynamics Information Technology (Macdill AFB, FL)
    …how our customers operate while you advance your career. Join GDIT as a **Senior Linux Systems Administrator ** and build an impactful career in enterprise ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job...you. **MEANINGFUL WORK AND PERSONAL IMPACT:** As a **Senior Linux Systems Administrator ** , the… more
    General Dynamics Information Technology (09/26/25)
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  • Linux Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Linux Systems Administrator ** **Category:** Business Consulting, Strategy and Digital Transformation **Main location:** United States, Virginia, Arlington ... Description:** CGI Federal has an exciting opportunity for a Linux Systems Administrator within our...System Installation and Configuration: Install, configure, and maintain Linux operating systems and applications on physical… more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • Linux System Administrator

    Leidos (Huntsville, AL)
    Linux operating systems with strong capability in administering **Red Hat Linux .** + **Active Top Secret Clearance** + **Current IAT II ... Leidos-Dynetics, within the Digital Modernization sector, is seeking a Linux System Administrator to ensure...AL office. **Clearance:** You must currently hold an active Top Secret clearance to qualify for consideration… more
    Leidos (08/16/25)
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  • Scitls Unix/ Linux OS Administrator

    General Dynamics Information Technology (Offutt AFB, NE)
    …SIPRNet, JWICS, and SAP/SAR environments **HOW A SCITLS UNIX/ Linux OS Administrator WILL MAKE AN IMPACT** + Performs systems administration for enterprise ... **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 (10/04/25)
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