• Senior Systems Administrator ( Unix

    TekSynap (Dahlgren, VA)
    …advanced system administration and engineering support for Unix / Linux environments within the Navy enterprise. The Senior Systems Administratoris ... TheTekSynap is seeking a **S** **enior S** **ystem** **Administrator ( Unix / Linux ).** The Senior Systems Administrator...Minimum of six (6) years of professional experience in Unix and/or Linux system administration more
    TekSynap (10/31/25)
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  • Senior Systems Administrator ( Unix

    EPS Corporation (Dahlgren, VA)
    …and mission-critical environment. The ideal candidate will bring deep expertise in Unix / Linux administration , network security, and performance optimization, ... Senior Systems Administrator ( Unix / Linux ) - (758) Share this job as a link in your status update to LinkedIn. Job Title Senior Systems Administrator (… more
    EPS Corporation (11/13/25)
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  • Senior Linux / Unix

    S4 Inc. (Omaha, NE)
    …with Experience | Full Time | Comprehensive and competitive benefits Job Title: Senior Linux / Unix Administrator Work Location: USSTRATCOM Offutt AFB ... Senior Network and Computer Systems Administrator Overview: S4 is seeking an experienced Senior Unix / Linux OS Administrator to support the USSTRATCOM IT… more
    S4 Inc. (10/08/25)
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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...Senior Linux / Unix Administrator to join our team in...in Dahlgren, VA. Essential Duties & Responsibilities include thedaily administration of Linux / Unix systems and… more
    SMX (12/04/25)
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  • Functional Area Expert II ( Linux

    TISTA Science and Technology (Austin, TX)
    …Responsibilities + Proficiency in System Administration : A deep understanding of Linux and Unix system administration , including configuring, monitoring, ... + Must have the skill set of a senior System Administrator (preferably in Solaris Unix and Red Hat Linux ) but also be able to create new methods of gathering… more
    TISTA Science and Technology (12/10/25)
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  • Senior Unix System Administrator

    SMX (Patuxent River, MD)
    Senior Unix System Administrator (4608)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is seeking a driven and experienced ... Senior UNIX Administrator to support operations at...(PRDC). This individual will work alongside a team of UNIX / Linux Systems Administrators responsible for maintaining the… more
    SMX (12/04/25)
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  • UNIX Administrator

    ASM Research, An Accenture Federal Services Company (Hartford, CT)
    …from a nationally recognized technical authority. DLA CE Cert IA Role/Function: Server Admin UNIX / Linux Operating System **Other Job Specific Skills** + ... (7) years of systems administration experience on UNIX operating systems Red Hat Enterprise Linux ...technology and resolve technical problems individually and as a senior project participant. + Ability to communicate effectively, both… more
    ASM Research, An Accenture Federal Services Company (10/18/25)
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  • Senior Unix Engineer

    Leidos (Washington, DC)
    …Sector at Leidos currently has an opening for a Senior Unix Engineer to provide systems engineering, administration , and operational support for ... is an exciting opportunity where you will leverage your Linux expertise in a dynamic hybrid role (1-2 days...(1-2 days onsite) to maintain, harden, troubleshoot, and optimize Linux based systems across multiple domains. **Key Responsibilities:** +… more
    Leidos (12/19/25)
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  • Linux Systems Administrator, Sr

    Lockheed Martin (Sunnyvale, CA)
    …\(EBDT\) organization\. **Basic Qualifications:** * Active Secret clearance * Knowledge of Linux / UNIX Server Administration * Knowledge of scripting skills ... span more than 70 countries\. We are hiring a Linux System Administrator, Sr to support daily...this position, the chosen candidate will utilize their system administration skills as primary IT support for a classified… more
    Lockheed Martin (11/20/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Chantilly, VA)
    …with current CI Polygraph required The Systems Engineering team is seeking a driven Senior Linux / UNIX Systems Administrator that is highly technical and ... mission focused. This ideal candidate is ready to operate as aTIER 3 level Linux / UNIX Administrator, experienced in managing large amounts of data and storage at… more
    Arena Technical Resources, LLC (11/29/25)
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  • Linux Information Systems Analyst,…

    Lockheed Martin (King Of Prussia, PA)
    …organization\.\*\ \#EBDT **Basic Qualifications:** * Active Secret Clearance * Knowledge of Linux / UNIX Server Administration * Knowledge of scripting skills ... our King of Prussia, PA secure facility\. **Your Mission:** As a Linux Information Systems Analyst, your responsibilities will include: * Technical Support: Provide… more
    Lockheed Martin (11/26/25)
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  • System Administrator, High Performance Computing…

    RTX Corporation (Tucson, AZ)
    …systems integrations, advanced troubleshooting, and authentication service integration (LDAP). + Unix (Including Linux and Solaris), experience in a medium ... Secret - Current **System Administrator, High Performance Computing (HPC) - P2** ** Senior Analyst Level** **Raytheon Digital Technology (DT)** **Tucson AZ - Onsite… more
    RTX Corporation (10/24/25)
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  • Red Team Operator

    Amentum (Norfolk, VA)
    …vulnerability analysis of other systems in the network). + Knowledge of system administration concepts for Unix / Linux and/or Windows operating systems. + ... in at least two operating systems, to include Windows, Linux , or Unix variants. + Proficient in...conduct penetration testing/red teaming under the guidance of a senior or mid red team operator to accomplish assigned… more
    Amentum (11/12/25)
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  • Senior Engineer

    General Dynamics Information Technology (Bayview, ID)
    …Proficient in Systems Administration for both Microsoft Windows and Unix / Linux systems operating systems. Experience with Microsoft Active Directory and ... Trust/Other Required:** None **Job Family:** Professional Engineering **Skills:** Computer Literacy, Linux ,Operating Systems (OS) **Experience:** 4 + years of related… more
    General Dynamics Information Technology (11/25/25)
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  • Cloud Information Systems Security Engineer (ISSE)…

    CGI Technologies and Solutions, Inc. (Washington, DC)
    …NIST Risk Management Framework (RMF). * Proficiency in cybersecurity principles and Unix / Linux and Windows operating systems. Desired Qualifications * Cloud ... **Cloud Information Systems Security Engineer (ISSE) - Sr ** **Category:** Cyber Security **Main location:** United States, District of Columbia, Washington… more
    CGI Technologies and Solutions, Inc. (12/24/25)
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  • Sr . Software Engineer, DevOps (Global…

    Capital One (Houston, TX)
    Sr . Software Engineer, DevOps (Global Payment Network -...Google Cloud Platform) + At least 2 years of Unix or Linux system administration ... be regularly worked. Riverwoods, IL: $144,200 - $164,600 for Senior Software Engineer Houston, TX: $144,200 - $164,600 for... Software Engineer Houston, TX: $144,200 - $164,600 for Senior Software Engineer McLean, VA: $158,600 - $181,000 for… more
    Capital One (12/18/25)
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  • Infrastructure Engineer Sr - Prin

    American Electric Power (Gahanna, OH)
    …and security standards with firewall, design and best practices + Experience in Unix / Linux + Excellent communication skills, both written and oral, with the ... + Provide a high level of technical support and analysis, operation, administration , and troubleshooting activities. + Adhere to AEP's approval processes as part… more
    American Electric Power (12/24/25)
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  • Engineer I - Sr , Fuels & Core Design (Nuc)

    Entergy (Jackson, MS)
    …programming languages (Python, FORTRAN, Visual Basic, etc.) and shell scripting in UNIX / LINUX environments. **Any certificates, licenses, etc. required for the ... : Master of Science degree in engineering or business administration **Minimum experience required of the position:** + **Engineer...MS) + **Engineer III:** 4+ years of experience + ** Senior Engineer:** 6+ years of experience (5+ years with… more
    Entergy (11/17/25)
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  • Big Data Support Engineer- Assistant Vice…

    Citigroup (Irving, TX)
    …**Education:** + Bachelor's/University degree or equivalent experience **Preferred Experience** + **Skills:** UNIX / Linux . UNIX / Linux /Windows . Advanced ... The Apps Support Sr Analyst is a seasoned professional role. Applies...performance of the individual. **Responsibilities:** + The Application Support Senior Analyst provides technical and business support for users… more
    Citigroup (09/30/25)
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  • Sr . Vulnerability Management Engineer

    SpaceX (Hawthorne, CA)
    …areas, including Microsoft platforms (servers, workstations, applications), open systems ( Linux , UNIX , VMware ESXi), virtualization (eg, VMware vSphere), ... Sr . Vulnerability Management Engineer Hawthorne, CA Apply SpaceX...a member of the SpaceX Security Engineering organization, the Senior Vulnerability Management Engineer will play a key role… more
    SpaceX (12/16/25)
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