• System Administrator , High Performance…

    RTX Corporation (Tucson, AZ)
    …eligible for a security clearance​ **Security Clearance:** Secret - Current **System Administrator , High Performance Computing ( HPC ) - P2** **Senior Analyst ... secure world. **Job Summary:** This Senior Analyst (P2) High-Performance Computing ( HPC ) candidate will provide Raytheon Digital Technology with High Performance… more
    RTX Corporation (10/24/25)
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  • Senior Systems Administrator

    RTX Corporation (Tucson, AZ)
    …technology solutions to prevent security threats, secure the integrity of our systems and support IT infrastructures around the world. **Senior System ... Administrator ** , internally known as Senior Analyst, Information Workplace...infrastructure problems. **What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat… more
    RTX Corporation (10/16/25)
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  • Senior Systems Administrator

    RTX Corporation (Tucson, AZ)
    …safer, more secure world. **What You Will Do** : + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment. + ... complexity to include the integration of hardware and operating systems (OS). + Must be able to obtain Department...Microsoft WSUS, MECM, and/or Exchange + High Performance Computing ( HPC ) experience in a Linux environment **What We Offer:**… more
    RTX Corporation (11/13/25)
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  • Principal System Administrator

    RTX Corporation (Tucson, AZ)
    …mission of making the world a safer place. We are currently seeking a Principal Systems Administrator that will be working 100% onsite in a highly collaborative, ... multi-platform and multi-disciplined environment. The Systems Administrator is required to have an...DFARS and/or DoD/RMF + Familiarity with High Performance Computing ( HPC ) Environments + Experience with Enterprise Active Directory (AD)… more
    RTX Corporation (10/15/25)
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  • Principal System Administrator

    RTX Corporation (Tucson, AZ)
    …solutions to prevent security threats, secure the integrity of our systems and support IT infrastructures around the world. **Principal System Administrators,** ... IT infrastructure problems. **What You Will Do** : + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment.… more
    RTX Corporation (10/02/25)
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  • Principal System Administrator

    RTX Corporation (Tucson, AZ)
    …technology solutions to prevent security threats, protect the integrity of our systems and support RTX's IT infrastructure around the world. **Principal System ... complex IT infrastructure problems. **What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux… more
    RTX Corporation (09/16/25)
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  • Senior System Administrator

    RTX Corporation (Tucson, AZ)
    …technology solutions to prevent security threats, protect the integrity of our systems and support Raytheon IT infrastructure around the world. Senior System ... complex IT infrastructure problems. **What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux… more
    RTX Corporation (10/15/25)
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