• Senior Platforms Engineer

    Marathon Petroleum Corporation (San Antonio, TX)
    …and encouraging cross-team collaboration. + Design, implement, and maintain enterprise-grade systems across Windows Server and Linux platforms, ensuring high ... and lifecycle management of mission-critical OT platforms across Windows and Linux environments. This includes partnering with IT, cybersecurity, and operations… more
    Marathon Petroleum Corporation (11/08/25)
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  • System Development Engineer, Tech Deploy…

    Amazon (Austin, TX)
    …deliver it. As a result of continued growth, our Technology Deployment - Systems Integration team is now searching for an innovative and solutions-oriented ... Systems Development Engineer to be a part of our...C#, Java, Python, Golang, PowerShell, Ruby - Experience with Linux /Unix - 5+ years control system experience including PLC/IPC… more
    Amazon (11/18/25)
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  • Cyber Systems Security Engineer - Level 2

    Lockheed Martin (Fort Worth, TX)
    …and monitoring \* Maintaining smooth, secure operation of multi\-user computer systems through coordination with peers, Tier2 and engineers \* Desktop and ... Server re\-image, troubleshooting, account maintenance \* Regular monitoring of systems /applications for availability and performance \*Computer infrastructure designs that… more
    Lockheed Martin (11/13/25)
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  • Cloud Engineer

    Cardinal Health (Austin, TX)
    …Puppet, Ansible), and container management tools (Docker, GCP, AWS ECS). + Strong systems administration expertise (Windows, Linux ). + Proficiency in ... Continuous Improvement. + 2+ years of experience with monitoring enterprise systems and proficiency with enterprise monitoring tools for infrastructure and… more
    Cardinal Health (11/07/25)
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  • Privilege Access Management Engineer

    Cognizant (Austin, TX)
    …Identity Specialist (CCIS) **Experience** + 5+ years in cybersecurity or systems administration + Experience with hybrid cloud/on-premises environments + ... across hybrid infrastructures. **Technical Skills & Platform Experience** * Operating Systems : Windows Server (2016/2019/2022), Linux (RHEL, Ubuntu) * Endpoints:… more
    Cognizant (11/01/25)
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  • Sr. Specialist, Network Systems Engineer

    L3Harris (Greenville, TX)
    …in the interest of national security. Job Title: Sr. Specialist, Network Systems Engineering Job Code: 28999 Job Location: Greenville, Texas Schedule: 9/80 This ... technical planning, system integration, verification and validation, and troubleshooting for total systems and or subsystems. The Sr. Specialist NE is part of a… more
    L3Harris (09/25/25)
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  • Systems Administrator

    ManTech (San Antonio, TX)
    …virtual environments (VMWare ESX, VCenter Administration ) + Experience in administration of Linux + Experience configuring and maintaining storage and ... file systems (NFS, EXT3/4, XFS) + Experience in developing and...desirable for some positions + Experience with computer operating systems **Clearance Requirement:** + Must have a current/active TS/SCI… more
    ManTech (09/11/25)
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  • System Administrator (Windows/Wintel or Unix)

    Motion Recruitment Partners (Irving, TX)
    …Security tools, Data Protection/Security Technologies, PKI Infrastructure. + Must have solid systems administration experience in Linux , Red Hat, Solaris, ... Skills & Experience** + Bachelor's degree. + 3-5+ years of experience in Systems Administration or IT Operations. Ideal combination includes both systems and… more
    Motion Recruitment Partners (10/28/25)
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  • Network Engineer II

    Sierra Nevada Company, LLC (Plano, TX)
    …IPsec, policy, basic SD-WAN concepts + Experience with navigating Red Hat Enterprise Linux (RHEL) and Window's based operating systems + **Current/Active Secret ... a critical part in connecting sensors, high-altitude platforms, and area defense systems into a secure, resilient, and interoperable C2 framework that empowers… more
    Sierra Nevada Company, LLC (10/30/25)
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  • Lead Application Analyst - Digital Health…

    Houston Methodist (Houston, TX)
    …entails assisting, training and supporting junior analysts with the operation and administration of systems . The Lead Application Analyst position works with ... Analyst** is responsible for the operation, maintenance, and optimization of a Linux -based High Performance Computing (HPC) clustered environment used in support of… more
    Houston Methodist (11/11/25)
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