• Sr. Linux /Unix Administrator

    S4 Inc. (Omaha, NE)
    …experience Job Listing Number: NE25002 LCAT: Senior Network and Computer Systems Administrator Overview: S4 Inc. has a Sr. Linux /Unix System Administrator ... certifications is preferred: ITIL 4 Foundations; Red Hat Certified Systems Administrator ; or Linux Professional...or Red Hat Certified Engineer; or Oracle Certified Professional Solaris System Administrator ; or Red Hat Certified… more
    S4 Inc. (07/09/25)
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  • Unix/ Linux Administrator

    Parsons Corporation (Centreville, VA)
    …you're looking for. **Job Description:** This job opening is for an experienced Unix/ Linux Administrator to provide systems and middleware support services. ... operating systems (eg, Red Hat, CentOS, Amazon Linux , Ubuntu, Solaris ). + Assist with installation,... System Administrator . + Strong knowledge of Unix/ Linux operating systems (eg, Red Hat, CentOS,… more
    Parsons Corporation (06/17/25)
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  • Sr. Principal Linux Systems

    RTX Corporation (El Segundo, CA)
    …are eligible for a security clearance​ **Security Clearance:** TS/SCI with Polygraph **Sr. Principal Linux Systems Administrator - El Segundo, CA -Must have a ... create a safer, more secure world. **Sr Principal System Administrator ** in infrastructure Workplace Services, collaborate with a many...a security clearance** . + Must have experience with Linux systems administration + Experience with one… more
    RTX Corporation (08/01/25)
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  • Linux Systems Administrator

    SMX (Huntsville, AL)
    Linux Systems Administrator (4502)at...in a related field is preferred + Experience with Solaris + Experience with Red Had Identity Management + ... SMX(View all jobs) (https://www.smxtech.com/careers/) Huntsville, AL SMX is seeking a Linux Systems Administrator to support a fast-paced environment. The… more
    SMX (07/26/25)
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  • Linux / Unix Systems

    Lockheed Martin (Sunnyvale, CA)
    …National Security Space programs in Sunnyvale, CA\. **Your Mission:** As a Linux Information Systems Administrator , your responsibilities will include: ... vulnerabilities, and perform system hardening to ensure the security of our systems \. * Root Cause Analysis: Perform in\-depth analysis to resolve technical issues… more
    Lockheed Martin (07/12/25)
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  • Senior System Administrator ( Linux

    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, ... and oversee provisioning, configuration management, and system monitoring on Linux systems and servers. You'll also assist.... + Must have Mastery knowledge in Red Hat, Linux and Solaris Unix OS's, must be… more
    TISTA Science and Technology (05/29/25)
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  • Linux /Windows System Administrator

    Lockheed Martin (Moorestown, NJ)
    …end\-user computer system problems and improving performance on the following platforms/operating systems : Solaris , Linux RedHat & RedHawk, Concurrent ... WE'RE DOING** The AEGIS O&M program is seeking a Linux /Windows System Administrator in Moorestown NJ\. This...day basis the work includes: \- Configuring and managing Linux and Windows \(or other applicable\) operating systems more
    Lockheed Martin (07/12/25)
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  • Unix/ Linux System Administrator

    City of New York (New York, NY)
    …Infrastructure is recruiting for one (1) Computer Specialist (SW) IV, to function as a UNIX/ LINUX System Administrator , who will: - Work on daily UNIX/ Linux ... and develops applications, including a variety of client eligibility and recertification systems , case management systems , housing systems , employment/work… more
    City of New York (06/11/25)
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  • Linux System Administrator

    ManTech (Aurora, CO)
    MANTECH seeks a motivated and customer-focused ** Linux ** **System Administrator ** to join our team in **Southlands, Colorado** . This position supports the ELINT ... and Tier 2 support levels + Configure and manage UNIX/ Linux operating systems and install/load OS software...technical documentation, and change logs **Preferred Qualifications:** + Operating Systems : CentOS, AIX, Solaris , RHEL + Tools… more
    ManTech (08/08/25)
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  • Linux System Administrator

    ManTech (Aurora, CO)
    ManTech is seeking a ** Linux ** **System Administrator ** to join our team in **Southlands, Colorado** . This position supports the ELINT Modernization effort and ... and Tier 2 support levels + Configure and manage UNIX/ Linux operating systems and install/load OS software...all of the following technologies and environments: + Operating Systems : CentOS, AIX, Solaris , RHEL + Tools… more
    ManTech (08/08/25)
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