• 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...Warfare Center Dahlgren Division (NSWCDD) in Dahlgren, VA. The Senior Systems Administrator will work… more
    SMX (08/08/25)
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  • Senior Systems Administrator

    First Division Consulting (Dahlgren, VA)
    …is contingent on contract award** Position Overview: First Division Consulting is seeking a Senior Unix /Linux Systems Administrator to support a ... Required Qualifications: + Six (6) years of professional experience in Unix /Linux system administration for networks and software systems . + Experience in: +… more
    First Division Consulting (06/19/25)
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  • Sr. Linux/ Unix Administrator

    S4 Inc. (Omaha, NE)
    …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. (07/09/25)
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  • Systems Administrator (Trillium,…

    SAIC (Ashburn, VA)
    **Description** **Position Summary** We are currently seeking a motivated, career and customer-oriented Systems Administrator ( Senior ) to join our team in ... experience** **Job Responsibilities:** + Working closely with the technical lead and senior developers, will participate in the systems engineering, script… more
    SAIC (08/07/25)
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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. ... degree in computer science or equivalent experience. **Overview** We are seeking a Senior UNIX System Engineerto join our team supporting an ITES task order.… more
    TekSynap (07/26/25)
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  • Senior HPC Systems

    BAE Systems (Saratoga Springs, UT)
    …Other incentives may be available based on position level and/or job specifics. ** Senior HPC Systems Administrator ** **115107BR** EEO Career Site Equal ... process. Configures and manages Linux, Unix , and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity… more
    BAE Systems (08/08/25)
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  • Senior System Administrator

    CACI International (Annapolis Junction, MD)
    Senior System Administrator Job...operational oversight across a range of IT platforms including UNIX , Linux, and Windows systems . The ideal ... IT systems . We are seeking an accomplished System Administrator - Level 4 to lead...complex enterprise IT environments, with a focus on high-assurance systems . This senior -level position involves architecture support,… more
    CACI International (08/01/25)
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  • Senior System Administrator

    TISTA Science and Technology (Austin, TX)
    Overview TISTA is looking for a Senior Systems Administrator to manage teams, prioritize work, and handle critical problems. You'll provide patching support, ... work with ServiceNow, and oversee provisioning, configuration management, and system monitoring on Linux systems and servers....+ Serves as part of the technical team of Linux/ Unix System Administrators (SA) who oversees, manage… more
    TISTA Science and Technology (05/29/25)
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  • Senior Systems Administrator

    CACI International (Annapolis Junction, MD)
    Senior Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee ... any processes related to these systems . The Senior Systems Administrator will Configure...manage primarily Windows and some UNIX operating systems and installs/loads operating system software, troubleshoots,… more
    CACI International (07/10/25)
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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 & ... will involve configuring and managing UNIX and Windows operating systems , troubleshooting, maintaining network integrity, and enhancing system performance.… more
    Leidos (07/16/25)
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