• Functional Area Expert II (Linux/ Unix )

    TISTA Science and Technology (Austin, TX)
    …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 ... in System Administration: A deep understanding of Linux and Unix system administration, including configuring, monitoring, and troubleshooting various distributions… more
    TISTA Science and Technology (12/10/25)
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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 ... Administrator Overview: S4 is seeking an experienced Senior Unix /Linux OS Administrator to...of the following certifications is preferred: ITIL 4 Foundations; Red Hat Certified Systems Administrator ; or Linux… more
    S4 Inc. (10/08/25)
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  • Senior Unix System…

    SMX (Patuxent River, MD)
    …jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is seeking a driven and experienced Senior UNIX Administrator to support operations at the ... and security of mission-critical systems across Department of Defense (DoD) networks. The Senior UNIX Administrator will ensure systems are properly patched… more
    SMX (12/04/25)
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  • UNIX Administrator

    ASM Research, An Accenture Federal Services Company (Hartford, CT)
    …and maintains UNIX hardware and operating system environments including Red Hat Enterprise Linux (RHEL), HP-UX, and Solaris. Optimizes backup processes; ... + Seven (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 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 ... protocols via SOPs. **REQUIRED QUALIFICATIONS** **Experience** + Five (5) years as a UNIX Systems Administrator or IT Engineer, including task automation. +… more
    TekSynap (10/25/25)
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  • Senior High Performance Computing Systems…

    BAE Systems (Saratoga Springs, UT)
    …incentives may be available based on position level and/or job specifics. ** Senior High Performance Computing Systems Administrator ** **116451BR** EEO Career ... who serve our nation. We are seeking High Performance Computing Systems Administrator with demonstrated experience in system administration in support of a large… more
    BAE Systems (09/19/25)
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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 of ... Red Hat Enterprise Linux/Oracle Enterprise Linux and Solaris UNIX . This position will work with the existing ...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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  • UNIX Systems Engineer

    GovCIO (Concord, NH)
    …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 ... for 30 days after project join date. + 5+ yrs experience as a Unix Systems Administrator or IT Engineer with experience in automating assigned tasks. + 3+ yrs… more
    GovCIO (09/24/25)
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  • Senior Windchill Application…

    RTX Corporation (Tucson, AZ)
    …Systems & Transformation Technologist** . This candidate will be a ** Senior Windchill Application Administrator ** for a product data/lifecycle management ... and _diverse_ atmosphere under _limited supervision_ . As a ** Senior Windchill Application Administrator ** on our digital...or major upgrades of multiple applications, Apache web server, Red Hat Linux operating system, Oracle database, etc. +… more
    RTX Corporation (11/18/25)
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  • Senior Systems Administrator 10k…

    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 play a...operations and perform capacity planning. + Configure and manage UNIX and Windows operating systems, ensuring system integrity and… more
    Leidos (11/15/25)
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  • Senior Systems Administrator , Level…

    Lockheed Martin (Dahlgren, VA)
    …a better tomorrow with you\! The DARKWING Program is seeking a highly motivated Systems Administrator to join our team in La Plata, MD\. The System Administrator ... and Linux systems and hardware\. Duties may include setting up administrator and service accounts, maintaining system documentation, tuning system performance,… more
    Lockheed Martin (11/19/25)
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  • Mid-Level HPC Systems Administrator

    BAE Systems (Saratoga Springs, UT)
    …cutting-edge technologies that make a meaningful impact. We are seeking an experienced Senior System Administrator to join our team. The successful candidate ... large client-server based IT enterprises, with a focus on UNIX and/or NT based platforms. The ideal candidate will...HPC Division IT support requirements + Multi-vendor servers running Red Hat of SuSe with direct attached, FC SAN… more
    BAE Systems (12/11/25)
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  • System Administrator , High Performance…

    RTX Corporation (Tucson, AZ)
    …eligible for a security clearance​ **Security Clearance:** Secret - Current **System Administrator , High Performance Computing (HPC) - P2** ** Senior Analyst ... problems that create a safer, more secure world. **Job Summary:** This Senior Analyst (P2) High-Performance Computing (HPC) candidate will provide Raytheon Digital… more
    RTX Corporation (10/24/25)
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  • Information System Security Officer Senior

    SAIC (Pearl Harbor, HI)
    …client architecture. + Microsoft Certified Solutions Craftsman: Server Infrastructure and/or Red Hat Certified System Administrator . + Experience with entering ... and reviewing eMASS artifacts. **Salary** + For extremely qualified candidates, salaries may exceed the target salary range given below. Target salary range: $120,001 - $160,000. The estimate displayed represents the typical salary range for this position… more
    SAIC (11/15/25)
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  • DevOps Engineer

    Brightstar Lottery (West Greenwich, RI)
    …monitoring tools, FTP/SFTP protocols with an ability to navigate through Unix /Linux ( Red Hat)/AIX/VMS/DOS and perform intermediate commands. + Intermediate ... For more information, please visit www.brightstarlottery.com . **Responsibilities** The Systems Administrator II provides Level 2 technical support in a multi-tenant… more
    Brightstar Lottery (10/29/25)
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