• Senior System Administrator

    RTX Corporation (Tucson, AZ)
    …solve complex IT infrastructure problems. **What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise ... technology solutions to prevent security threats, secure the integrity of our systems and support IT infrastructures around the world. **Senior System more
    RTX Corporation (12/29/25)
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  • Principal System Administrator

    RTX Corporation (Mckinney, TX)
    …solve complex IT infrastructure problems. **What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise ... 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 (01/10/26)
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  • System Administrator

    CACI International (Ashburn, VA)
    …with a minimum of five (5) solid years of experience providing system administration support for Windows and /or Linux Operating systems + Minimum ... and work ethic; self-starter and highly proactive + Thorough knowledge of server and system administration principles + Must be available to work a hybrid… more
    CACI International (12/13/25)
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  • Computer Systems Analyst

    Southern Company (Birmingham, AL)
    … Administrator to join our Generation Specialized Infrastructure team as a Unix / Linux Systems Administrator. The ideal candidate will have a minimum of 5 ... environment. This role requires proficiency in installing, configuring, deploying, and maintaining Redhat Linux systems , as well as a solid working knowledge of… more
    Southern Company (12/31/25)
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  • Sr. System Engineer - Connected Car…

    Hyundai Autoever America (Costa Mesa, CA)
    …of business, computers, information systems or related degree. + 5+ years as Linux System Administrator with RedHat, CentOS, and Rocky Linux , experience ... PURPOSE: The Sr. System Engineer is responsible for leading the Connected...equipment, and other IT infrastructure components impacting the CCS systems ' performance and stability, conducting analysis, and testing, and… more
    Hyundai Autoever America (01/09/26)
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  • Cloud System Administrator (Journeyman)

    CACI International (Aberdeen Proving Ground, MD)
    …degree in Information Technology (IT) or IT related field. + 5+ years of relevant System Administration experience. 8+ years may be substituted in lieu of a ... in Windows Enterprise environment including Server and Desktop. + Experience with Linux administration (including RHEL and/or CentOS). + Internet Information… more
    CACI International (01/08/26)
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  • Sr. Principal Cyber Systems Engineer

    Northrop Grumman (Redondo Beach, CA)
    …design and implementation. The roles and responsibilities of this position include: + Administration of Linux (RHEL/CENTOS) 7/8 servers and workstations in a ... production environment + Administration of Windows workstations and servers (Win7, Win10, and...Experienced in the implementation of CMMC/DFARS/RMF/DOD Security Controls on Linux and Windows operating systems (ie Windows… more
    Northrop Grumman (11/26/25)
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  • System Administrator (TS-SCI w/Poly)

    Parsons Corporation (Columbia, MD)
    …+ 5+ years of experience as a System Administrator + Experience with administration of VMware, Linux systems , and Windows servers inclusive of ... product functional and performance requirements + Responsible for the administration of Linux systems , and...systems + Provide analyses of alternatives for identified system issues or future plans + Install, and configure… more
    Parsons Corporation (12/04/25)
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  • System Administrator

    Gromelski & Associates, Inc. (Manassas, VA)
    …use of computing resources. **_System Administrator Required Tasks:_** + Performs duties as System Administrator on systems using Linux , Windows, and other ... Administrator Job Description:_** + Performs tasks as Red Hat Linux Systems Engineer and Administrator, develops kernels...other advanced solutions for leading edge technology. + Provide system administration support for system more
    Gromelski & Associates, Inc. (12/17/25)
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  • System Administrator (SA) SME

    KBR (Colorado Springs, CO)
    …daily incremental backups of server hardware, software, and other resources. + Performs systems administration services to manage and secure mission systems ... new applications, re-engineered equipment, and new uses of WSOMS systems . + Assists in the creation, maintenance, administration... software including but not limited to Windows, Unix, Linux , and Virtual Memory System (VMS). PREFERRED… more
    KBR (12/12/25)
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