• Lockheed Martin (Annapolis Junction, MD)
    …the design, development, testing, and debugging of software solutions, with a focus on Linux and Unix operating systems . Strong Familiarity with programming ... Date posted: Sep. 16, 2025 Description: THE WORK This senior role fosters collaboration with other senior ...This senior role fosters collaboration with other senior engineers for the development of advanced data analytics… more
    job goal (12/08/25)
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  • Senior Linux / Unix

    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... Senior Linux / Unix Administrator to join our team in...VA. Essential Duties & Responsibilities include thedaily administration of Linux / Unix systems and software including… more
    SMX (12/04/25)
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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 environments within the Navy enterprise. The Senior Systems Administratoris responsible forconfiguration, optimization, and sustainment of… more
    TekSynap (10/31/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Chantilly, VA)
    …current CI Polygraph required The Systems Engineering team is seeking a driven Senior Linux / UNIX Systems Administrator that is highly technical and ... TO SUCCEED Basic Qualifications: - Ten (10) years' experience as aLinux/ UNIX Systems Administrator supporting complex, multi-site enterprise-scale environments -… more
    Arena Technical Resources, LLC (11/29/25)
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  • Senior Systems Administrator…

    EPS Corporation (Dahlgren, VA)
    Senior Systems Administrator ( Unix / Linux ) - (758) Share this job as a link in your status update to LinkedIn. Job Title Senior Systems ... Technology Job Description EPS Corporation is seeking a highly skilledSenior Systems Administrator ( Unix / Linux )to support enterprise-level networks and… more
    EPS Corporation (11/13/25)
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  • GCCS-J System Administrator

    Venatore LLC (Tampa, FL)
    …when needed. + Support configuration activities and system updates under senior oversight. Linux / UNIX Systems Support + Perform routine Linux / ... support to the GCCS-J environment, including COP services, Agile Client, and Linux / UNIX infrastructure. Candidates must have prior GCCS-J experience and … more
    Venatore LLC (11/26/25)
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  • Senior Linux / Unix

    S4 Inc. (Omaha, NE)
    …Network and Computer Systems Administrator Overview: S4 is seeking an experienced Senior Unix / Linux OS Administrator to support the USSTRATCOM IT ... Full Time | Comprehensive and competitive benefits Job Title: Senior Linux / Unix Administrator Work Location:...+ At least 8 years of hands-on experience administering Linux / Unix systems in secure or… more
    S4 Inc. (10/08/25)
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  • Functional Area Expert II ( Linux

    TISTA Science and Technology (Austin, TX)
    …servers, OS, and applied security principles. + Must have experience identifying risks in Linux / Unix systems and work with technical experts to troubleshoot ... , Azure Linux and other flavors of Linux / Unix operating systems ). Kernel and...a senior System Administrator (preferably in Solaris Unix and Red Hat Linux ) but also… more
    TISTA Science and Technology (12/10/25)
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  • Senior Unix System Administrator

    SMX (Patuxent River, MD)
    …River Data Center (PRDC). This individual will work alongside a team of UNIX / Linux Systems Administrators responsible for maintaining the integrity, ... systems across Department of Defense (DoD) networks. The Senior UNIX Administrator will ensure systems...of Defense (DoD) enclaves + Mentor and support junior UNIX / Linux System Administrators by providing technical guidance… more
    SMX (12/04/25)
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  • Sr. UNIX Systems Engineer

    CGI Technologies and Solutions, Inc. (Radford, VA)
    **Sr. UNIX Systems Engineer** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Radford **Position ID:** J1025-2168 **Employment ... future duties and responsibilities:** This position is for a Senior UNIX System Engineer for a mixed...Clearance. e) Five or more years' experience as a Unix Systems Administrator or IT Engineer with… more
    CGI Technologies and Solutions, Inc. (10/29/25)
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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. + ... support Red Hat Enterprise Linux , Oracle Enterprise Linux , and Solaris UNIX servers. + Monitor...science or equivalent experience. **Overview** We are seeking a Senior UNIX System Engineerto join our team… more
    TekSynap (10/25/25)
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  • UNIX Systems Engineer

    GovCIO (Concord, NH)
    **Overview** GovCIO is currently hiring for an UNIX Systems Engineer to plan, execute, and implement,create and maintain team technical instructions, operating ... a remote position. **Responsibilities** This position is for a Senior UNIX System Engineer for a mixed...project join date. + 5+ yrs experience as a Unix Systems Administrator or IT Engineer with… more
    GovCIO (09/24/25)
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  • Senior Linux Systems

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator** in our **National Security Sector's (NSS) Cyber & ... difference in National** **Security!** Join our team as a ** Linux Systems Administrator** , where you'll provide...and more. Your role will involve configuring and managing UNIX and Windows operating systems , troubleshooting, maintaining… more
    Leidos (10/09/25)
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  • UNIX Administrator

    ASM Research, An Accenture Federal Services Company (Hartford, CT)
    …+ Seven (7) years of systems administration experience on UNIX operating systems Red Hat Enterprise Linux (RHEL), Solaris, or HP-UX. + Five (5) years' ... nationally recognized technical authority. DLA CE Cert IA Role/Function: Server Admin UNIX / Linux Operating System **Other Job Specific Skills** + Advanced… more
    ASM Research, An Accenture Federal Services Company (10/18/25)
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  • Linux Systems Engineer

    SAIC (Arlington, VA)
    **Description** Seeking a Senior Systems /Network Engineer, working with a diverse team of contractors, government personnel and subject matter experts, focused ... Linux technologies and trends. Desired Certifications, Skills, Expertise: + Knowledge of UNIX and Linux . + Experience with Cisco infrastructure equipment. +… more
    SAIC (09/20/25)
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  • Mid-Level VMware and Linux Engineer

    Insight Global (Salt Lake City, UT)
    Job Description Insight Global is seeking a Senior VMware / Linux Engineer to join the Unix /Compute team for one of the world largest financial institutions ... environment experience. * Hands on experience with Red Hat Linux operating systems (RHEL) * Experience with VMWare virtualization and deployment for remote… more
    Insight Global (12/07/25)
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  • Senior HPC Systems Administrator

    BAE Systems (Saratoga Springs, UT)
    …hardware problems and remains involved in the resolution process. Configures and manages Linux , Unix , and Windows operating systems and installs/loads ... resolution process + Configure and manage Linux , Unix , and Windows (or other applicable) operating systems...be available based on position level and/or job specifics. ** Senior HPC Systems Administrator** **115107BR** EEO Career… more
    BAE Systems (12/09/25)
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  • Senior Systems Administrator

    BAE Systems (Washington, DC)
    …not limited to: + Manage and maintain the infrastructure that powers networks and operating systems such as UNIX , Linux , and Windows. + Install and configure ... incentives may be available based on position level and/or job specifics. ** Senior Systems Administrator** **118971BR** EEO Career Site Equal Opportunity… more
    BAE Systems (12/04/25)
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  • GD162 Senior Software Systems

    ADNET Systems, Inc. (Greenbelt, MD)
    **GD162 Senior Software Systems Engineer & Architect** At NASA Goddard Earth Sciences (GES) Data and Information Services Center (DISC) we are committed to ... located in Greenbelt, MD. This position is for a Senior Software Systems Engineer and Architect to...GRIB, and related metadata** + Programming and development in Unix / Linux server/cloud environment + Experience with code… more
    ADNET Systems, Inc. (12/05/25)
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  • Senior Systems Administrator

    CACI International (Fort Meade, MD)
    …and remains involved in the resolution process + Configure and manage primarily Linux / Unix (or other applicable) operating systems and installs/loads ... Senior Systems Administrator Job Category: Information...Administrator will Configure and manage primarily Windows and some UNIX operating systems and installs/loads operating system… more
    CACI International (12/02/25)
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