• Senior Systems Administrator

    TekSynap (Dahlgren, VA)
    …is seeking a **S** **enior S** **ystem** ** Administrator ( Unix /Linux).** The Senior Systems Administrator ( Unix /Linux) serves as Key Personnel ... for 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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  • 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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  • Senior Systems Administrator

    ABBTECH Professional Resources, Inc. (Norfolk, VA)
    ** Senior Systems Administrator ( Unix /Linux)** + Six (6) years of professional experience in Unix /Linux admin system . + This position requires ... experience with backup/recovery; software/security mgmt; hardware/OS/COTS installation; performance tuning; troubleshooting; TCP/IP; firewalls; vulnerability knowledge. + This position is required to be designated as IAT III level with a T5 (Top Secret… more
    ABBTECH Professional Resources, Inc. (12/18/25)
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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 ... Salary: Commensurate with experience Job Listing Number: NE25002 LCAT: Senior Network and Computer Systems Administrator... Administrator Overview: S4 is seeking an experienced Senior Unix /Linux OS Administrator to… more
    S4 Inc. (10/08/25)
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  • Senior Unix System

    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 ... systems across Department of Defense (DoD) networks. The Senior UNIX Administrator will ensure...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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  • 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 (12/04/25)
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  • UNIX Administrator

    ASM Research, An Accenture Federal Services Company (Hartford, CT)
    Designs, configures, implements, and maintains UNIX hardware and operating system environments including Red Hat Enterprise Linux (RHEL), HP-UX, and Solaris. ... or a related field + Seven (7) years of systems administration experience on UNIX operating ...technical authority. DLA CE Cert IA Role/Function: Server Admin UNIX /Linux Operating System **Other Job Specific Skills**… more
    ASM Research, An Accenture Federal Services Company (10/18/25)
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  • Sr . UNIX Systems Engineer

    CGI Technologies and Solutions, Inc. (Radford, VA)
    …located in Radford, VA. **Your future duties and responsibilities:** This position is for a Senior UNIX System Engineer for a mixed and growing environment ... ** Sr . UNIX Systems Engineer**...Time **Position Description:** CGI Federal is looking for a UNIX system engineer to help support a...Clearance. e) Five or more years' experience as a Unix Systems Administrator or IT… more
    CGI Technologies and Solutions, Inc. (10/29/25)
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  • Functional Area Expert II (Linux/ Unix )

    TISTA Science and Technology (Austin, TX)
    …concise narrative or graphic reports. + Must have the skill set of a senior System Administrator (preferably in Solaris Unix and Red Hat Linux) but also ... Solaris, zLinux, Amazon Linux, Azure Linux and other flavors of Linux/ Unix operating systems ). Kernel and System Configuration: Familiarity with kernel… more
    TISTA Science and Technology (12/10/25)
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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 (10/25/25)
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  • UNIX Systems Engineer

    GovCIO (Concord, NH)
    …in 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 ... environment. This position will plan, execute and implement new system HW and SW and create and maintain team...project join date. + 5+ yrs experience as a Unix Systems Administrator or IT… more
    GovCIO (09/24/25)
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  • Senior Linux System

    Leidos (Fairfax, VA)
    …the Task Order. **Basic Qualifications** Bachelor's Degree with 12+ years' experience as a Unix System Administrator - Operational experience with RHEL8 and ... Infrastructure Operations and Engineering support. Leidos is hiring a Senior Linux System Administrator to...using, updating and maintaining Red Hat Satellite + Documenting system processes for Unix environments + HW… more
    Leidos (12/12/25)
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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 ... NEED TO SUCCEED Basic Qualifications: - Ten (10) years' experience as aLinux/ UNIX Systems Administrator supporting complex, multi-site enterprise-scale… more
    Arena Technical Resources, LLC (11/29/25)
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  • Sr . Systems Administrator

    Community Health Systems (Franklin, TN)
    **Job Summary** NOC Senior System Administrator NOC Senior System Administrator proactively monitors performance and availability of ... applications, operating system platforms, and infrastructure to troubleshoot root cause and...of TCP/IP and the OSI Model + Knowledge of Windows/Linux/ Unix operating systems + Expertise with common… more
    Community Health Systems (12/05/25)
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  • Sr . System Administrator

    Financial Partners Credit Union (Costa Mesa, CA)
    …USA Pay Range $115,763.00 - $162,200.00 Position Type Full Time Job Description The Senior System Administrator is responsible for ensuring the seamless ... configuration, and maintenance of physical and virtual servers across various operating systems , including Windows Server, Linux, and Unix . + Resource management… more
    Financial Partners Credit Union (11/30/25)
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  • System Administrator , High…

    RTX Corporation (Tucson, AZ)
    …for a security clearance​ **Security Clearance:** Secret - Current ** System Administrator , High Performance Computing (HPC) - P2** ** Senior Analyst Level** ... to lead and support the engineering community. + Perform OS tuning to maximize system performance on high performance computing systems . Work across DT functions… more
    RTX Corporation (10/24/25)
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  • Linux Systems Administrator

    Lockheed Martin (Sunnyvale, CA)
    …more than 570 facilities that span more than 70 countries\. We are hiring a Linux System Administrator , Sr to support daily IT operations in our Sunnyvale, ... restore capabilities\)\. In this position, the chosen candidate will utilize their system administration skills as primary IT support for a classified environment,… more
    Lockheed Martin (11/20/25)
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  • Sr . Database Administrator - MySQL…

    Comcast (Chicago, IL)
    …technologies as required by FreeWheel's evolving business needs + Working knowledge of Linux/ Unix systems (eg, Rocky Linux, Red Hat, Debian, CentOS) is a ... great! **Job Description** **ABOUT THE OPPORTUNITY:** FreeWheel is seeking a Database Administrator who will report to the Operations DBA Manager to assist in… more
    Comcast (11/12/25)
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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 (12/09/25)
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  • Senior Systems Administrator

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Senior Systems Administrator in our **National Security Sector's (NSS) Cyber & Analytics ... and make a difference in National** **Security!** As a Senior Systems Administrator you will...Configure and manage UNIX and Windows operating systems , ensuring system integrity and performance. **Basic… more
    Leidos (11/15/25)
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