• Senior System Administrator

    RTX Corporation (Springfield, VA)
    …are eligible for a security clearance. + Minimum Security+ DoD 8570 certification. + System administration across Linux systems . + Experience in the ... create a safer, more secure world. Raytheon seeks a Systems Administrator to join a high-performing team...its national security strategy. This is for an on-site system administrator sustaining and maintaining a VM-based… more
    RTX Corporation (09/26/25)
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  • Senior System Administrator

    Penn Medicine (Philadelphia, PA)
    …each day. Are you living your life's work? ** Senior System Administrator Server** **This role focuses on Linux server administration.** Job Summary: + ... Storage + 4+ years Server Infrastructure, Cloud Infrastructure, storage Skills & Abilities: + Senior level Windows or Linux system admin + Working knowledge… more
    Penn Medicine (08/26/25)
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  • Senior System Administrator

    Parsons Corporation (Centreville, VA)
    …what you're looking for. **Job Description:** Parsons is looking for an amazingly talented ** Senior Systems Administrator ** to join our team! In this role ... creates monitoring reports and logs, and ensures functionality of systems . + Installs and administers Windows and Linux...etc) + 5 + years of experience in a System Administrator role + Experience with virtualization… more
    Parsons Corporation (09/11/25)
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  • Senior Systems Administrator

    Robert Half Technology (Robbinsdale, MN)
    Description We are looking for an experienced Senior Systems Administrator to oversee and enhance enterprise-level data protection, disaster recovery, and IT ... candidate will bring expertise in backup solutions, virtualization technologies, and Linux systems administration. Responsibilities: * Lead the evaluation,… more
    Robert Half Technology (09/26/25)
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  • Senior Database Administrator (Epic…

    Saint Francis Health System (Tulsa, OK)
    …of related experience including minimum 5 years of Intersystems Iris database, Epic systems experience and Linux operating system experience. Knowledge, ... tools and utilities including Epic (Perl) admin scripts, Instaserver, RedAlert, Kuiper, System Pulse, and certmgr. Functional understanding of Unix/ Linux file… more
    Saint Francis Health System (09/03/25)
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  • Senior Systems Administrator

    Leidos (Centennial, CO)
    **Description** Leidos is seeking a Senior Systems Administrator to support the United States Antarctic Program (USAP). This is an exciting opportunity to ... to support our customer's mission. This position is a senior member of the Leidos - Antarctic Support Contract...system security of a multi-platform environment which includes Linux , Microsoft Windows, Microsoft Hyper-V, and VMWare systems more
    Leidos (09/05/25)
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  • Senior Information Systems

    Concurrent Technologies Corporation (Huntsville, AL)
    Senior Information Systems Administrator ...as well as network management. + Working knowledge of Linux and Windows operating systems (Puppet CM ... customized, and powerful solutions. CTC is looking for talented system administrators with experience accrediting, maintaining, and ensuring cyber security… more
    Concurrent Technologies Corporation (09/07/25)
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  • Senior ServiceNow Systems

    SAIC (Annapolis Junction, MD)
    …process + Configure and manage UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and ... + Minimum of 14 years of experience as a Systems Administrator in programs and contracts of...ServiceNow with other applications is required Desired: + ServiceNow System Administrator certification + DoD 8570 compliance… more
    SAIC (08/07/25)
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  • Senior Systems Administrator

    Huntington Ingalls Industries (Hanover, MD)
    …Mission Technologies, a division of HII, is seeking a highly motivated and experienced System Administrator to join our Minotaur team in Hanover, MD. The ideal ... level Secret clearance + Demonstrated expertise in Red Hat Enterprise Linux (RHEL), including system installation, configuration, patch management, performance… more
    Huntington Ingalls Industries (08/27/25)
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  • Cleared Senior System

    General Atomics (Durham, NC)
    …come in! General Atomics Integrated Intelligence is looking for an experienced Cleared System Administrator with a Top Secret/SCI clearance to provide on-site ... servers and networking equipment + Install and maintain software applications on various Linux and Windows-based operating systems + Provide routine hardware and… more
    General Atomics (09/11/25)
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