• IT Opportunities in Support of the Air Force…

    CACI International (Lackland AFB, TX)
    …+ Active Directory Administrator + Linux Administrator + Linux Administrator + Security Administrator + Tanium Administrator ... Manager + Business Analyst + Business Analyst + Information System Security Officer (ISSO) + Logistician +... + Tanium Engineer + Tenable Engineer + Tenable Administrator + SQL Database Administrator **Locations:** +… more
    CACI International (07/10/25)
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  • FSL Linux Systems…

    Mb Solutions, Inc. (Houston, TX)
    Houston, TX, USA | Full Time FSL Linux Systems Administrator - ( ADV000ABM ) Are you passionate about human space exploration, understanding the origins of ... States. We have an exciting opportunity for a FSL Linux Systems Administrator to join... (SLS), Commercial Crew Program, Lunar Gateway, Human Landing System (HLS), and many others. The FSL systems… more
    Mb Solutions, Inc. (04/19/25)
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  • Senior System Administrator…

    TISTA Science and Technology (Austin, TX)
    …patching support, work with ServiceNow, and oversee provisioning, configuration management, and system monitoring on Linux systems and servers. You'll ... Overview TISTA is looking for a Senior Systems Administrator to manage teams, prioritize...configuration management, virtual machine administration, directory services, volume management, system monitoring on both Linux Systems… more
    TISTA Science and Technology (05/29/25)
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  • FSL Linux Systems…

    Amentum (Houston, TX)
    …NASA at centers across the United States. We have an exciting opportunity for a **FSL Linux Systems Administrator ** to join the team with Nexus, a teammate ... identifying qualified candidates and conducting interviews. ** The **FSL Linux Systems Administrator ** will: +... (SLS), Commercial Crew Program, Lunar Gateway, Human Landing System (HLS), and many others. The FSL systems… more
    Amentum (05/07/25)
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  • Senior Systems Administrator…

    GovCIO (Austin, TX)
    **Overview** GovCIO is hiring for a Senior Systems Administrator ( Linux and Windows) to provide on-going support for the administration of the core system ... applications software, and all configurations + Plan, coordinate, and implement network/ system security measures to protect data, software, and hardware… more
    GovCIO (07/09/25)
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  • Linux System Administrator

    Insight Global (Dallas, TX)
    Job Description Insight Global is searching for a Linux System Administrator for one of their large telecom customers who will be responsible for helping ... security vulnerability assessments and implement remediation strategies. This System Admin will need to use Python, Bash, or...and Requirements 5+ years of experience working as a Linux System Administrator (Redhat, Ubuntu,… more
    Insight Global (07/16/25)
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  • Linux Systems Administrator

    RTX Corporation (Mckinney, TX)
    …US citizens are eligible for a security clearance. + Experience with Linux system administration. + Strong experience with RHEL 7/8/9, including systemd, ... : + Administer, patch, and harden Red Hat Enterprise Linux (RHEL) and related distributions. + Collaborate with Cyber...maintain STIG-compliant systems in accordance with DoD security standards. + Automate system tasks using… more
    RTX Corporation (07/08/25)
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  • Linux Engineer and Everfox TTC…

    TAD PGS, Inc. (San Antonio, TX)
    …deployment and management tasks. Basic Hiring Criteria: + Proven experience as a UNIX/ Linux Administrator , ideally with RedHat systems . + Strong ... baselines. + Managing and maintaining our Linux -based systems , ensuring their optimal performance, security , and...Thin Client (TTC). Desired Qualifications: + Red Hat Certified System Administrator (RHCSA) + Red Hat Certified… more
    TAD PGS, Inc. (05/15/25)
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  • Linux System Administrator

    IBM (Dallas, TX)
    …the blink of an eye, and the world remains safe because of the work our system engineers do. A system administrator (sysadmin) is responsible for managing, ... available systems with extreme uptime through installing, configuring, and maintaining Linux systems and the software services running on them. Who You'll… more
    IBM (07/03/25)
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  • Sr. Principal System Administrator

    RTX Corporation (Mckinney, TX)
    … optimization. + Supervising administrators whose duties may include setting up administrator and service accounts, maintaining system documentation, tuning ... to start date. US citizenship is required, as only US citizens are eligible for a security clearance. + Must have Windows and Linux experience. + 8+ years of… more
    RTX Corporation (07/10/25)
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