• Senior Linux System Administrator

    GovCIO (Austin, TX)
    … administration duties will be included in this role. + Senior-level RedHat Linux server administration experience, experience with other Linux ... Ruby, Python - appropriate use of built-in functions and libraries + Advanced Linux System Administration , Configuration, and System Security + Advanced systems… more
    GovCIO (08/08/25)
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  • Senior Systems Engineer ( Linux Automation)

    Fiserv (Irving, TX)
    …performance, and security. The ideal candidate should have a strong background in Linux system administration and experience working in a highly complex ... -based operating systems and perform regular system updates and patches of Redhat /Oracle Enterprise Linux using satellite server, spacewalk, ansible, or tanium… more
    Fiserv (09/10/25)
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  • Principal System Administrator

    RTX Corporation (Mckinney, TX)
    … Linux , Active Directory, WSUS, VMware, BackupExec, NetBackup, prior systems administration experience, Windows or Linux administration , Backup and ... world. **What You Will Do:** + Provide IT systems administration in a heterogeneous RedHat Enterprise/Microsoft Windows...acceptance phases. + Experience in Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, and server… more
    RTX Corporation (09/11/25)
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  • Software Engineering Intern - Spring 2026…

    L3Harris (Rockwall, TX)
    …configuration and patching of hardware and of software solutions using Windows and Redhat Linux platforms. + Contribute to networking projects, including switch ... a Bachelor's degree in engineering. Preferred Skills: + Proficiency in Windows and Redhat Linux operating systems. + Basic understanding of programming and… more
    L3Harris (08/27/25)
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  • Infrastructure Engineer, Extract, Transform, Load…

    PNC (Dallas, TX)
    …(z/OS VSAM and CDC AS/400 focus) - 3+ Years of experience preferred RedHat Linux - 5+ Years of experience preferred Preferred additional experience: ... security policies - Troubleshooting ETL job performance on a Linux platform - Work to meet Disaster Recovery RTO...RTO and RPO objectives Experience: Informatica Data Management Cloud Administration (IICS/IDMC - Cloud Data Integration focus) - 5+… more
    PNC (07/31/25)
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  • Sr. Principal System Administrator

    RTX Corporation (Plano, TX)
    …** + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment. + Linux Server management to include ... are eligible for a security clearance. + Experience with Linux and Windows environments. + Experience with data RAID,...NetBackup + High Performance Computing (HPC) experience in a Linux environment **What We Offer:** + Our values drive… more
    RTX Corporation (09/09/25)
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  • Senior Information Security Engineer- SIEM

    Lumen (Austin, TX)
    …and troubleshooting. + Excellent understanding of common computing platforms, including: Windows, RedHat & Ubuntu Linux Servers. + Experience in analyzing ... Master's Degree. + Experience with Splunk Enterprise and Enterprise Security administration , configuration, and support. + Exposure to Cribl setup, implementation,… more
    Lumen (09/30/25)
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  • Sr. Specialist, Network Systems Engineer

    L3Harris (Greenville, TX)
    …SATCOM solutions/protocols + Experience with HAIPE devices is also a plus + RedHat Enterprise: Linux + Experience working with subcontractors and US Government ... customers + Assessment and Authorization (A&A) process and implementation of systems that achieved an Authorization to Operate (ATO) on government networks DODAF knowledge + Experience working government and/or military programs + Excellent written, oral… more
    L3Harris (09/25/25)
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  • Senior Network and Next Generation Firewall…

    Lumen (Austin, TX)
    …experience is desired. Event analysis via SIEM or vendor application is desired. + Linux RedHat Server Administration is considered a plus. + Recognized ... industry Certifications: CCNA. CCNP, CISSP, NSE7, would be considered a plus. **Compensation** This information reflects the anticipated base salary range for this position based on current national data. Minimums and maximums may vary based on location.… more
    Lumen (10/01/25)
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  • FSL Linux Systems Administrator

    Mb Solutions, Inc. (Houston, TX)
    …to build and maintain all FSL services. This can include HPC administration , high-end Linux workstation administration , high-speed networking, parallel ... Houston, TX, USA | Full Time FSL Linux Systems Administrator - ( ADV000ABM ) Are... administration , and more. + The FSL System Administration Team is critical in supporting the FSL users… more
    Mb Solutions, Inc. (07/19/25)
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