• Sr. Principal System Administrator

    RTX Corporation (Plano, TX)
    …problems that create a safer, more secure world. **Sr. Principal System Administrators** , internally known as Principal Analyst, infrastructure Workplace Services, ... teams to support exciting, critical programs with classified information system capabilities. Success in this role means you are...problems. **What You Will Do: ** + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat… more
    RTX Corporation (09/09/25)
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  • Principal System Administrator

    RTX Corporation (Mckinney, TX)
    …a safer, more secure world. **What You Will Do:** + Provide IT systems administration in a heterogeneous RedHat Enterprise/Microsoft Windows and environment. + Lead ... with emphasis on testing, documentation, and acceptance phases. + Experience in Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, and … more
    RTX Corporation (09/11/25)
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  • Cyber Systems Security Engineer Staff…

    Lockheed Martin (Fort Worth, TX)
    …solving complex problems requiring ingenuity and innovation * Experience with Windows Server , Red Hat Enterprise Linux System Administration and virtualized ... **Description:** The Cyber Systems Security Engineer Stf will be responsible for...be responsible for designing, assembly, integration, and maintenance of System Integration Lab \(SIL\), particularly focusing on network planning,… more
    Lockheed Martin (07/26/25)
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  • Senior Information Systems Engineer…

    RTX Corporation (Mckinney, TX)
    …Test Equipment Engineering ( **TEE** ) includes engineering disciplines responsible for systems design & test with all Raytheon products. Our engineers are ... the development lifecycle for test including: test requirements, test system design, flight simulations, hardware-in-the-loop, computer-in-the-loop, advanced engineering prototyping… more
    RTX Corporation (09/13/25)
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  • Senior Systems Engineer (Onsite)

    RTX Corporation (Richardson, TX)
    …program: sustainment, infrastructure and/or modernization. + You will work with the Lead Systems Engineer to ensure the overall system execution is reliable, ... by Collins Aerospace** Collins Aerospace is looking for a talented **Senior Systems Engineer** **with an active TS/SCI clearance** to work onsite in Richardson,… more
    RTX Corporation (09/03/25)
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  • System Development Engineer II

    Amazon (Austin, TX)
    …perform database queries (SQL) using Window , Linux, or Unix based operating systems and SQL Server databases. Provide support and technical consultation to ... MULTIPLE POSITIONS AVAILABLE Employer: AMAZON WEB SERVICES, INC. Offered Position: System Development Engineer II Job Location: Austin, Texas Job Number: AMZ9442180… more
    Amazon (09/04/25)
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  • Systems Engineer Stf - Level 4

    Lockheed Martin (Fort Worth, TX)
    …F\-35 Mission Planning or Mission Systems experience F\-35 MPE or ALIS System Administration experience Experience with Windows Server Operating Systems ... and/or other forms of test automation Experience with LINX based systems **Security Clearance Statement:** This position requires a government security clearance,… more
    Lockheed Martin (09/24/25)
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  • PWE Systems Administrator (ISSA) (Onsite)

    RTX Corporation (Richardson, TX)
    …Clearance:** DoD Clearance: Secret Collins Aerospace, Digital Technology, is hiring a Systems Administrator for our Secure Labs support team. A minimum Collateral ... of experience. + Experience with Networking + Experience with Desktop Support, Server Administration, and Virtualization Technologies (VM Ware, etc.) + Experience as… more
    RTX Corporation (08/13/25)
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  • System Administrator (Health IT…

    BEAT LLC (San Antonio, TX)
    Job Title: System Administrator (Health IT System ADMIN) Location: San Antonio TX Clearance: Secret Education: BS Computer Science Degree or related field, ... Microsoft Certified: Azure Administrator Associate or Microsoft Certified: Windows Server Hybrid Administrator Associate Position Description: + The Tier 3… more
    BEAT LLC (09/12/25)
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  • Windchill Application Administrator, Principal…

    RTX Corporation (Plano, TX)
    …sustainment, deployment, minor patching, or major upgrades of multiple applications, Apache web server , Red Hat Linux operating system , Oracle database, etc. + ... PTC Windchill, Oracle database, Apache web server , Linux & Windows server operating systems , Shell scripting, CAD tools (eg Creo Parametric), Agile… more
    RTX Corporation (09/19/25)
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