• Raytheon Technologies (Marlborough, MA)
    …including operating system security configuration and account management best practices for UNIX , MS Windows, Red Hat Enterprise Linux , and CISCO systems ... problems that create a safer, more secure world. Raytheon is seeking a well-qualified Senior Principal System Security Engineer (SSE) - P5 to join the dynamic System… more
    Talent (10/01/25)
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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 support of Naval Surface Warfare Center Dahlgren Division (NSWCDD) in Dahlgren, VA. The Senior Systems… more
    SMX (09/03/25)
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  • Senior System Administrator ( Linux

    TISTA Science and Technology (Austin, TX)
    …Reliability Engineering, DevOps, or Systems Engineering. + Strong experience with Linux / Unix systems administration and troubleshooting. + Proficient with cloud ... Overview Are you a Senior Systems Administrator who would like to have...+ AWS Certified SysOps Administrator or DevOps Engineer. + Linux Certified: Azure Administrator or DevOps Engineer Expert. +… more
    TISTA Science and Technology (09/27/25)
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  • Sr. Linux / Unix Administrator

    S4 Inc. (Omaha, NE)
    …| Full Time | Comprehensive and competitive benefits Job Title: Sr. Linux / Unix Administrator Work Location: USSTRATCOM Offutt AFB Clearance: TS/SCI Education: ... Network and Computer Systems Administrator Overview: S4 Inc. has a Sr. Linux / Unix System Administrator position available who will be providing Information… more
    S4 Inc. (07/09/25)
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  • Senior Unix Engineer

    NTT DATA North America (Atlanta, GA)
    …in the transformed environment. The Senior Unix Engineer will migrate Unix and Linux workloads from the CMO to FMO environments using specific tools ... forward-thinking organization, apply now. We are currently seeking a Senior Unix Engineer to join our team...center transformation activities to confirm (and document accordingly) existing Unix and Linux Systems and workloads, develop… more
    NTT DATA North America (09/13/25)
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  • Senior UNIX System Engineer

    TekSynap (Radford, VA)
    …Bachelor's degree in computer science or equivalent experience. **Overview** We are seeking a Senior UNIX System Engineerto join our team supporting an ITES task ... and support Red Hat Enterprise Linux , Oracle Enterprise Linux , and Solaris UNIX servers. + Monitor and tune system performance to ensure optimal… more
    TekSynap (07/26/25)
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  • Unix IA Ops Systems Administrator

    SMX (Patuxent River, MD)
    …primarily focused on Information Assurance (IA) compliance and security operations for Unix / Linux systems across Department of Defense (DoD) networks. The ... implementation, audit preparation, and remediation tracking, while also supporting baseline Unix / Linux administration tasks as needed. **Essential Duties &… more
    SMX (10/01/25)
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  • UNIX Systems Engineer

    GovCIO (Washington, DC)
    …Radford, VA and will be a remote position. **Responsibilities** This position is for a Senior UNIX System Engineer for a mixed and growing environment of Red Hat ... Enterprise Linux /Oracle Enterprise Linux and Solaris UNIX . This position will work with the existing UNIX team to manage, maintain, deploy, troubleshoot… more
    GovCIO (09/24/25)
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  • Systems Integrator, Unix

    Chenega Corporation (Washington, DC)
    **Req ID:** 37606 **Summary** **Systems Integrator, Unix ** **Washington, DC - Hybrid** Are you ready to enhance your skills and build your career in a rapidly ... the next level! SkyEdge Systems (SES) is seeking an ** Unix Systems Integrator,** who will manage Unix -based...and 6+ years of relevant experience. + Active CompTIA Linux certification. + Must be a US citizen and… more
    Chenega Corporation (09/17/25)
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  • Mid- Senior Linux Systems…

    KBR (Sioux Falls, SD)
    Title: Mid- Senior Linux Systems Administrator Belong. Connect. Grow. with KBR! Around here, we define the future. We are a company of innovators, thinkers, ... has an immediate need for an energetic and dynamic Mid- Senior Systems Administrator in support of the United States...This role leads technical operations across both Windows and Unix / Linux environments (with a primary focus on… more
    KBR (09/23/25)
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