• Sr Principal HPC Linux…

    Northrop Grumman (Redondo Beach, CA)
    …virus definitions + Experience as an administrator for Red Hat or similar Linux systems within a DoD context + Manage HPC system life cycle: concept, design, ... Grumman Classified Solutions team is seeking a senior **Linux Systems Administrator ** to join its dynamic team...debug software + Manage/Assist technical users running analysis on HPC systems + Collaborate with Security and… more
    Northrop Grumman (09/11/25)
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  • Principal /Sr. Principal Linux…

    Northrop Grumman (Baltimore, MD)
    …work of your career. Northrop Grumman Mission Systems is seeking a Linux Systems Administrator to join its Classified Solutions team in Linthicum, MD. Please ... include but not be limited to the following: + Perform as a Linux/Redhat Systems Administrator for a classified government contract. + Maintain smooth operation… more
    Northrop Grumman (10/28/25)
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  • Principal Systems

    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 ... complex IT infrastructure problems. **What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux… more
    RTX Corporation (10/01/25)
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  • Principal System Administrator

    RTX Corporation (Tucson, AZ)
    …the Raytheon 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 active secret security clearance as they… more
    RTX Corporation (10/15/25)
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  • Sr. Principal System Administrator

    RTX Corporation (Tucson, AZ)
    …solves tough, meaningful problems that create a safer, more secure world. **Sr. Principal System Administrator ,** internally known as Sr. Principal Analyst, ... Provide project lead support within a classified environment. .Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux… more
    RTX Corporation (10/29/25)
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  • Principal Systems

    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 (09/03/25)
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  • Principal System Administrator

    RTX Corporation (Tucson, AZ)
    …our systems and support IT infrastructures around the world. ** Principal System Administrators,** internally known as Principal Analyst, infrastructure ... 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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  • Sr. Principal AIX or Linux System…

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

    RTX Corporation (El Segundo, CA)
    …world. **What You Will Do** + We are seeking an experienced Linux Administrator that will be working in a highly collaborative, multi-platform and multi-disciplined ... is responsible for provisioning, installation/configuration, operation, and maintenance of systems hardware and software related to a Linux/Windows infrastructure… more
    RTX Corporation (09/26/25)
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  • Principal Linux Administrator

    RTX Corporation (El Segundo, CA)
    …create a safer, more secure world. What You Will Do: Provide IT systems administration in a heterogeneous RedHat Enterprise / Microsoft Windows and environment. ... scope and complexity to include the integration of hardware and operating systems (OS). Work with Cybersecurity professionals to maintain security requirements and… more
    RTX Corporation (10/21/25)
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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 ... complexity to include the integration of hardware and operating systems (OS). + Responsible for provisioning, installation/configuration, operation, and maintenance… more
    RTX Corporation (10/24/25)
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  • Principal Windows System…

    RTX Corporation (El Segundo, CA)
    …a safer, more secure world. **What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and RedHat Enterprise Linux environment. + ... high scope and complexity to include the integration of hardware and operating systems (OS). + Experience with data RAID, data backup uses and technologies. Install… more
    RTX Corporation (10/21/25)
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  • Senior Systems Administrator

    Mount Sinai Health System (New York, NY)
    …science ecosystem for researchers at Mount Sinai. The Administrator is the principal technology expert for Windows and Linux systems , and help support ... team and a research data services team. The **_Senior Systems Administrator /Engineer,_** as a member of the...TSM system is integrated with the 25,000-core, 30 petabyte HPC system. This position reports to the Director for… more
    Mount Sinai Health System (09/22/25)
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  • Application Programmer/Analyst Lead - Term Limit

    University of Michigan (Ann Arbor, MI)
    …managers. + Work collaboratively with project managers, data analysts and Principal Investigators (PIs) to understand project goals, data requirements, and ... PhD in Biostatistics or Bioinformatics. + 7-10 years of experience in systems analysis/programming + Proficiency using relevant tools including Python, C/C++, R,… more
    University of Michigan (10/29/25)
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