• Senior Systems Administrator…

    Mount Sinai Health System (New York, NY)
    …at Mount Sinai. The Administrator is the principal technology expert for Windows and Linux systems , and help support high-performance computing (HPC) ... + At least 6 years of experience in designing, administering and troubleshooting Linux and Windows systems , storage systems , network and VMs. + The… more
    Mount Sinai Health System (09/22/25)
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  • Principal Linux System Administrator

    BAE Systems (Manchester, NH)
    …to lift equipment (up to 40lbs) and work within controlled environments. **In this Principal Linux Administrator position you will make impacts in the following ... ways;** + Administer patch management for RHEL-based Linux systems , including vulnerability scanning, patch deployment, and compliance validation. + Install and… more
    BAE Systems (10/07/25)
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  • Sr Principal Linux Systems

    Northrop Grumman (Melbourne, FL)
    …Want You!** The Northrop Grumman Classified Solutions team is seeking an senior ** Linux Systems Administrator** to join its dynamic team of technical ... limited to the following: + Maintain the virtual desktop infrastructure and Linux systems supporting Government programs in accordance with established… more
    Northrop Grumman (11/25/25)
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  • Principal Linux Systems

    Northrop Grumman (Linthicum Heights, MD)
    …work of your career. Northrop Grumman Classified Solutions is seeking a well-qualified ** Linux Systems Administrator** to join its dynamic team of technical ... be limited to the following: + Perform as primary Linux Systems Administrator for a classified government...subnets, routing, and VLANs; Cisco experience and/or certification + Windows server management experience + Windows AD,… more
    Northrop Grumman (11/19/25)
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  • Principal Linux Systems

    RTX Corporation (El Segundo, CA)
    …+ Provide IT systems administration in a heterogeneous Redhat Enterprise Linux and Microsoft Windows environment. + Collaborate in a fast-paced environment, ... US citizens are eligible for a security clearance. + Must have experience with Linux systems administration + Experience with one of the following: Solaris, … more
    RTX Corporation (09/09/25)
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  • Principal Platform Engineer / Linux

    RTX Corporation (Aurora, CO)
    …create a safer, more secure world. Raytheon Technologies (RTX) is seeking a ** Principal Platform Engineer / Linux ** with well-rounded Linux Infrastructure ... Customer for Technical Exchange Meetings (TEMs) as required. The ** Principal Platform Engineer / Linux ** would be...implementation, of infrastructure solutions + You will maintain existing systems through Linux Based Tools and manage… more
    RTX Corporation (09/09/25)
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  • Sr Principal Windows Systems

    Northrop Grumman (Dulles, VA)
    …Chief Information and Digital Office (CIDO) organization is seeking an experienced **Sr Principal Windows Systems Administrator** to join its dynamic team ... + DoD 8570 Certification in a primary Operating System ( Windows , Linux , Cisco) + Experience operating under...Linux , Cisco) + Experience operating under and managing systems within NISPOM Chapter 8, DCID 6/3-ICD 503, RMF,… more
    Northrop Grumman (10/31/25)
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  • Principal Windows Systems

    SpaceX (Hawthorne, CA)
    Principal Windows Systems Engineer...with adjacent technologies and disciplines: + Datacenter infrastructure + Linux systems + Database systems ... extended hours and weekends as needed. COMPENSATION AND BENEFITS: Pay Range: Principal Windows Systems Engineer: $165,000 - $230,000/per year Your actual… more
    SpaceX (11/02/25)
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  • Principal Windows Systems

    Northrop Grumman (San Diego, CA)
    …Want You!** The Northrop Grumman Classified Solutions team is seeking an experienced ** Windows Systems Administrator** to join its dynamic team of technical ... + DoD 8570 Certification in a primary Operating System ( Windows , Linux , Cisco) + Experience operating under...Linux , Cisco) + Experience operating under and managing systems within NISPOM Chapter 8, DCID 6/3-ICD 503, RMF,… more
    Northrop Grumman (11/21/25)
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  • Principal Windows Systems

    RTX Corporation (El Segundo, CA)
    …Do** : + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment. + Collaborate in a fast-paced ... tough, meaningful problems that create a safer, more secure world. ** Principal System Administrator** in infrastructure Workplace Services, collaborates with many… more
    RTX Corporation (11/18/25)
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