• System Administrator , High Performance…

    RTX Corporation (Tucson, AZ)
    …for a security clearance​ **Security Clearance:** Secret - Current **System Administrator , High Performance Computing ( HPC ) - P3** **Principal Specialist ... scheduling and monitoring tools. **Qualifications We Prefer:** + High Performance Computing ( HPC ) experience in a Linux environment. + Experience in project… more
    RTX Corporation (09/18/25)
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  • Principal Systems Administrator

    RTX Corporation (Tucson, AZ)
    …+ Experience with Microsoft WSUS, SCCM, and/or Exchange + High Performance Computing ( HPC ) experience in a Linux environment + Scripting Experience **What We ... technology solutions to prevent security threats, protect the integrity of our systems and support RTX's IT infrastructure around the world. **Principal System… more
    RTX Corporation (10/01/25)
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  • Principal Systems Administrator

    RTX Corporation (Tucson, AZ)
    …+ Experience with Microsoft WSUS, MECM, and/or Exchange + High Performance Computing ( HPC ) experience in a Linux environment **What We Offer:** Our values ... a safer, more secure world. **What You Will Do** : + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux … more
    RTX Corporation (09/03/25)
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  • Sr. System Administrator

    RTX Corporation (Tucson, AZ)
    ….Experience with Microsoft WSUS, MECM, and/or Exchange .High Performance Computing ( HPC ) experience in a Linux environment .Scripting Experience **What ... technology solutions to prevent security threats, secure the integrity of our systems and support IT infrastructures around the world. **Senior System … more
    RTX Corporation (09/24/25)
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  • Sr. System Administrator

    RTX Corporation (Tucson, AZ)
    …+ Experience with Microsoft WSUS, MECM, and/or Exchange + High Performance Computing ( HPC ) experience in a Linux environment + Scripting Experience **We offer ... technology solutions to prevent security threats, secure the integrity of our systems and support IT infrastructures around the world. **Senior System … more
    RTX Corporation (08/26/25)
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  • Principal Storage & Data Protection System…

    RTX Corporation (Tucson, AZ)
    …interim clearance is obtained.** + Experience working with Storage and Data Protection systems . + Experience with Linux Operating System. (RHEL preferred) + ... solve complex DT infrastructure problems. As a **Senior Principal level System Administrator ,** this role will require a seasoned professional contributor who can… more
    RTX Corporation (09/24/25)
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  • Computer System Administrator

    Northrop Grumman (Chandler, AZ)
    …have experience with either Windows (desktop and server), Linux (Red Hat or HPC ), VMWare, Storage Systems (SAN, NAS, DAS) or CISCO networks. Salary Range: ... but not be limited to the following: + Perform as primary Systems or Network Administrator for a classified government contract. + Communicate effectively at all… more
    Northrop Grumman (08/13/25)
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