• Linux/ UNIX Systems

    General Dynamics Information Technology (Springfield, VA)
    …Yes **Job Description:** Deliver innovative, simple solutions to complex problems as a Linux/ UNIX Systems Administrator at GDIT. Here, you'll tailor ... Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job...ours. At GDIT, people are our differentiator. As a Linux/ UNIX Systems Administrator - Geospatial… more
    General Dynamics Information Technology (10/11/25)
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  • Senior Linux/ Unix Systems

    SMX (Dahlgren, VA)
    Senior Linux/ Unix Systems Administrator (4419)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...Senior Linux/ Unix Administrator to join our team in support of Naval...Top Secret + 6+ years' experience administering Linux/ Unix systems and networks + Experience with… more
    SMX (10/18/25)
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  • Senior Systems Administrator

    TekSynap (Dahlgren, VA)
    …Qualifications** TheTekSynap is seeking a **S** **enior S** **ystem** ** Administrator ( Unix /Linux).** The Senior Systems Administrator ( Unix /Linux) ... Unix /Linux environments within the Navy enterprise. The Senior Systems Administratoris responsible forconfiguration, optimization, and sustainment of critical… more
    TekSynap (10/31/25)
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  • Unix IA Ops Systems

    SMX (Patuxent River, MD)
    Unix IA Ops Systems Administrator (4702)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is seeking a Mid-Level Unix IA ... primarily focused on Information Assurance (IA) compliance and security operations for Unix /Linux systems across Department of Defense (DoD) networks. The… more
    SMX (10/18/25)
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  • Senior Unix System Administrator

    SMX (Patuxent River, MD)
    …of mission-critical systems across Department of Defense (DoD) networks. The Senior UNIX Administrator will ensure systems are properly patched and ... MD SMX is seeking a driven and experienced Senior UNIX Administrator to support operations at the...(PRDC). This individual will work alongside a team of UNIX /Linux Systems Administrators responsible for maintaining the… more
    SMX (10/18/25)
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  • Sr. Linux/ Unix Administrator

    S4 Inc. (Omaha, NE)
    …experience Job Listing Number: NE25002 LCAT: Senior Network and Computer Systems Administrator Overview: S4 Inc. has a Sr. Linux/ Unix System Administrator ... | Full Time | Comprehensive and competitive benefits Job Title: Sr. Linux/ Unix Administrator Work Location: USSTRATCOM Offutt AFB Clearance: TS/SCI Education:… more
    S4 Inc. (10/08/25)
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  • Unix & Linux System Administrator

    Lockheed Martin (Camden, NJ)
    …DOING** Our Development Environment & Infrastructure Solutions team is seeking a System Administrator skilled in Unix & Linux to support our classified software ... and mission\-ready\. **THE WORK** You will configure and manage Unix /Linux operating systems , install/load OS software, and...maintain a DoD government security clearance at the Top Secret level\. Learn more about life in Moorestown, NJ… more
    Lockheed Martin (10/31/25)
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  • Unix /Linux Administrator

    Link Solutions Inc (Sierra Vista, AZ)
    …for CMMI ML3 for Services and Development. Link Solutions Inc. is seeking a Unix /Linux Administrator (Senior-Level) to join our team in Sierra Vista, Arizona. + ... Citizen + Active DoD Security Clearance + Non-remote (relocation incentive available) The Unix /Linux Administrator will provide services in support of the US… more
    Link Solutions Inc (10/28/25)
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  • UNIX /Linux OS Administrator

    General Dynamics Information Technology (Offutt AFB, NE)
    …IT services and network support for NIPRNet, SIPRNet, JWICS, and SAP/SAR environment ** UNIX /Linux OS Administrator :** + Performs systems administration for ... enterprise Linux/ Unix solution. + Installs, configures, and maintains Linux/ Unix operating systems . + Analyzes and resolves problems associated with the… more
    General Dynamics Information Technology (10/30/25)
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  • UNIX Administrator

    ASM Research, An Accenture Federal Services Company (Hartford, CT)
    …Information Technology, Computer Science or a related field + Seven (7) years of systems administration experience on UNIX operating systems Red Hat ... Designs, configures, implements, and maintains UNIX hardware and operating system environments including Red Hat Enterprise Linux (RHEL), HP-UX, and Solaris.… more
    ASM Research, An Accenture Federal Services Company (10/18/25)
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  • Systems Administrator / Top…

    Lockheed Martin (Arlington, VA)
    …\(ACL\) at Lockheed Martin's Advanced Technology Laboratories \(ATL\) is seeking an IT Systems Engineer/ Systems Administrator with a demonstrated ability to ... selected candidate will serve as a system and network administrator for multiple program and internal R&D systems...oral and written communication skills \* Current final Top Secret clearance and ability to obtain SCI access; applicant… more
    Lockheed Martin (10/22/25)
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  • Sr. UNIX Systems Engineer

    CGI Technologies and Solutions, Inc. (Radford, VA)
    …DOD Secret Security Clearance. e) Five or more years' experience as a Unix Systems Administrator or IT Engineer with experience in automating assigned ... **Sr. UNIX Systems Engineer** **Category:** Infrastructure/Cloud **Main location:** United States, Radford **Position ID:** J1025-2168 **Employment Type:** Full… more
    CGI Technologies and Solutions, Inc. (10/29/25)
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  • System Administrator ( Secret to Top…

    SMX (Patuxent River, MD)
    System Administrator ( Secret to Top Secret ) (4170)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is seeking a skilled ... **System Administrator ** to work within a 24x7 Information Technology Team...24x7 team providing continual support and monitoring of computer systems by resolving or escalating problems that arise +… more
    SMX (10/18/25)
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  • UNIX Systems Engineer

    GovCIO (Concord, NH)
    …be waived for 30 days after project join date. + 5+ yrs experience as a Unix Systems Administrator or IT Engineer with experience in automating assigned ... **Overview** GovCIO is currently hiring for an UNIX Systems Engineer to plan, execute,...commensurate experience) Required Skills and Experience + Clearance Required: Secret + CompTIA Security+. + Experience in Computer Science… more
    GovCIO (09/24/25)
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  • F-22 iMIS System Administrator (Level 3),…

    Lockheed Martin (Langley Air Force Base, VA)
    **Description:** Join the Lockheed Martin Aeronautics Field Sustainment Team as an IT Systems Administrator for our Langley Air Force Base, Virginia office\. As ... the F\-22 Field Operations Team, all Integrated Maintenance Information Systems \(IMIS\) Administrators must be able to: * Obtain...care\. A Day in the Life: As an IMIS Administrator with our F\-22 IMIS team partnering with our… more
    Lockheed Martin (09/19/25)
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  • F-22 iMIS System Administrator (Entry…

    Lockheed Martin (Elmendorf AFB, AK)
    …maintain Solaris Unix , RedHat Enterprise Linux \(RHEL\), and Windows operating systems \. * Work various shift hours and on\-call to include weekends to support ... **Description:** We are seeking a motivated and talented IMIS Administrator to join our F\-22 Field Operations Team at Elmendorf Air Force Base, Alaska\. As a… more
    Lockheed Martin (10/03/25)
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  • Top Secret Windows Server…

    Insight Global (Washington, DC)
    Job Description Insight Global is looking for a TopSecret System Administrator at the Pentagon. Key Responsibilities include Provide IT systems operations, ... to ensure maximum availability for customers. Maintain server operating systems , COTS, and GOTS software at required versions. Engineer hardware/software… more
    Insight Global (10/16/25)
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  • Senior UNIX System Engineer

    TekSynap (Radford, VA)
    …protocols via SOPs. **REQUIRED QUALIFICATIONS** **Experience** + Five (5) years as a UNIX Systems Administrator or IT Engineer, including task automation. ... Red Hat Enterprise Linux, Oracle Enterprise Linux, and Solaris UNIX servers. + Monitor and tune system performance to...can be waived for 30 days post-start. **Clearance** + Secret - IT-II Non-Critical Sensitive clearance or Tier 3… more
    TekSynap (10/25/25)
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  • Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    …Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a Systems Administrator Advisor with GDIT. A career in enterprise IT ... operate. At GDIT, people are our differentiator. As a Systems Administrator you will help ensure today...and performance + Perform software installations and upgrades to Unix /Windows operating systems and layered software packages… more
    General Dynamics Information Technology (08/26/25)
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  • Linux Systems Administrator

    JHNA (Patuxent River, MD)
    Patuxent River, MD, USA | Full Time Linux Systems Administrator JHNA is currently seeking a talented Linux Systems Administrator to support our NAVAIR ... Roles/Responsibilities: + Installing, configuring and managing the Linux operating systems and related toolsets + Gathering requirements, developing and conducting… more
    JHNA (08/26/25)
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