• Senior Linux/Unix Administrator

    S4 Inc. (Omaha, NE)
    Administrator ; or Red Hat Certified Engineer; or Oracle Certified Professional Solaris System Administrator ; or Red Hat Certified Specialist in Ansible ... Travel: Occasional Salary: Commensurate with experience Job Listing Number: NE25002 LCAT: Senior Network and Computer Systems Administrator Overview: S4… more
    S4 Inc. (01/07/26)
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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 ... zLinux, Amazon Linux, Azure Linux and other flavors of Linux/Unix operating systems ). Kernel and System Configuration: Familiarity with kernel parameters,… more
    TISTA Science and Technology (12/10/25)
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  • Sr . Storage Administrator

    CGI Technologies and Solutions, Inc. (Radford, VA)
    ** Sr . Storage Administrator ** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Radford **Position ID:** J1025-2177 **Employment ... Time **Position Description:** CGI Federal is looking for a Sr . Storage Administrator to help support a...future duties and responsibilities:** This position is for a Senior Storage Administrator for a mixed and… more
    CGI Technologies and Solutions, Inc. (01/07/26)
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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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  • Senior Unix System

    SMX (Patuxent River, MD)
    Senior Unix System Administrator ...+ Broader exposure to AWS beyond core services + Senior -level experience with Solaris system ... 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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  • GH Sr . Software Eng. Rancho Bernardo

    RTX Corporation (San Diego, CA)
    …of prior relevant experience. + 5+ years' experience as a system administrator or development/support in the Linux, Solaris , Irix or another Unix environment ... Global Hawk Field Service Support team is seeking a Senior Software Engineer for our multi-disciplinary test team at...operations, ensuring the successful planning, development, and execution of system tests. The ideal candidate will have a strong… more
    RTX Corporation (01/07/26)
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  • Sr . UNIX Systems Engineer

    CGI Technologies and Solutions, Inc. (Radford, VA)
    …DOD Secret Security Clearance. e) Five or more years' experience as a Unix Systems Administrator or IT Engineer with experience in automating assigned tasks. f) ... ** Sr . UNIX Systems Engineer** **Category:** Infrastructure/Cloud...future duties and responsibilities:** This position is for a Senior UNIX System Engineer for a mixed… more
    CGI Technologies and Solutions, Inc. (01/07/26)
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  • Senior Linux System

    ManTech (Laurel, MD)
    MANTECH seeks a motivated, career and customer-oriented **Linux** ** System Administrator ** to join our team in **Laurel, MD.** You will be part of a dedicated ... not limited to:** + Configure and manage Linux and Solaris operating systems and installs/loads operating ...a degree. + 15+ years of experience as a System Administrator or related experience in programs… more
    ManTech (12/24/25)
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  • Database Administrator ( Senior )

    BAE Systems (Sterling, VA)
    …may be available based on position level and/or job specifics. **Database Administrator ( Senior )** **117843BR** EEO Career Site Equal Opportunity Employer. ... **Job Description** BAE Systems , a top-ten prime contractor to the US...of databases based on functional specifications + Providing Database Administrator (DBA) support for application developers. + Commercial database… more
    BAE Systems (10/29/25)
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  • Senior Storage Administrator

    TekSynap (Radford, VA)
    …**RESPONSIBILITIES** + Manage, maintain, deploy, troubleshoot, and support enterprise storage systems and associated server environments. + Collaborate with OS and ... to the development of local operating procedures and policies. + Monitor system operations and generate utilization reports to identify issues and recommend… more
    TekSynap (10/25/25)
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  • Windows Systems Administrator 4

    L3Harris (Greenville, TX)
    …land, sea and cyber domains in the interest of national security. Job Title: Senior Specialist, Windows System Administrator Job Code: 32527 Job Location: ... TX Schedule: 9/80 Job Description: This position is for a Windows Systems Administrator supporting Software Development Engineering teams. The position requires… more
    L3Harris (01/07/26)
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  • UNIX Administrator

    ASM Research, An Accenture Federal Services Company (Hartford, CT)
    …field + Seven (7) years of systems administration experience on UNIX operating systems Red Hat Enterprise Linux (RHEL), Solaris , or HP-UX. + Five (5) years' ... Designs, configures, implements, and maintains UNIX hardware and operating system environments including Red Hat Enterprise Linux (RHEL), HP-UX, and Solaris .… more
    ASM Research, An Accenture Federal Services Company (10/18/25)
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  • Senior UNIX System Engineer w/Secret…

    TekSynap (Radford, VA)
    …via SOPs. **REQUIRED QUALIFICATIONS** **Experience** + Five (5) years as a UNIX Systems Administrator or IT Engineer, including task automation. + Three (3) ... support Red Hat Enterprise Linux, Oracle Enterprise Linux, and Solaris UNIX servers. + Monitor and tune system...science or equivalent experience. **Overview** We are seeking a Senior UNIX System Engineerto join our team… more
    TekSynap (10/25/25)
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  • Software Systems Integrator

    L3Harris (Greenville, TX)
    …and/or Rockwall,TX Schedule: 9/80 Job Description: L3Harris is seeking a hybrid Windows/Linux Systems Administrator to support Mission System integration in ... in the interest of national security. Job Title: Software Systems Integrator Job Code: 32525 Job Location: Greenville, TX...CISSP, CISM + Supporting multi-OS environments of Linux, Windows, Solaris , and embedded OS's + System hardening… more
    L3Harris (01/06/26)
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