• System Administrator

    CACI International (Scott Air Force Base, IL)
    …to obtain/maintain Secret clearance upon hire + Strong knowledge of various operating systems (eg, Windows Server, Linux , Unix) + Expertise in network protocols ... Establish best practices and standard operating procedures for system administration across the organization + Mentor senior team members...clearance upon hire + Expert knowledge of various operating systems (eg, Windows Server, Linux , Unix) +… more
    CACI International (06/05/25)
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  • Principal System Administrator (Onsite)

    RTX Corporation (Beale AFB, CA)
    …Do** ​ + Administration of VMWare ESXi servers. + Maintaining Operating Systems (Windows and RedHat Enterprise Linux ). + Application and Security Patching. + ... . + Deploy, update, and maintain Hyperconverged Infrastructure (HCI) systems . + Administration of HPE 3Par and...Must Have** + Previous experience with Red Hat Enterprise Linux Administration , Windows 10/Server 2016 Administration more
    RTX Corporation (05/21/25)
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  • Sr. System Administrator

    Financial Partners Credit Union (Costa Mesa, CA)
    …in IT systems administration . + Experience with server administration , including Windows Server, Linux , and Unix. + Proficient with administrating ... configuration, and maintenance of physical and virtual servers across various operating systems , including Windows Server, Linux , and Unix. + Resource management… more
    Financial Partners Credit Union (06/02/25)
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  • Software Engineer

    Integration Innovation, Inc. (i3) (Huntsville, AL)
    …from the project backlog until project completion. + Troubleshoot issues on Linux operating systems including dependency issues, version compatibility, and ... + Experience with general Internet and network troubleshooting. + Experience with systems integration, system administration . + Strong understanding of general… more
    Integration Innovation, Inc. (i3) (05/24/25)
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  • Fidelis Administrator - Active TS/SCI with CI Poly

    ENS Solutions (Washington, DC)
    …analyze root causes and resolve complex issues utilizing your knowledge of industry. Performs systems administration of cyber tools sets and server systems ... Install, configure and manage operating system and application software as necessary. Support Linux & Windows systems engineering efforts in system design and… more
    ENS Solutions (03/14/25)
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  • Senior Analyst, Information Workplace

    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 ... environment. + Experience with Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, and server...equivalent certification) within 6 months of start date. + Systems are operational 24x7 and occasionally require work effort… more
    RTX Corporation (05/24/25)
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  • Senior System Integrator Engineer (TS/SCI)

    Vexterra Group (Bethesda, MD)
    …and O&M team members on the following key tasks: DUTIES * Perform Linux builds, installs, configuration, administration , and troubleshooting of both Linux ... Vexterra Group is currently searching for a Senior Systems Integrator Engineer to provide the following ...can work on their own * Expertise in configuration, administration , and troubleshooting of Linux (RHEL/CentOS, Ubuntu)… more
    Vexterra Group (04/16/25)
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  • System DevOps Administrator (Onsite)

    RTX Corporation (St. Petersburg, FL)
    …**What YOU will do:** + System administration experience in Windows and/or Linux based systems . + Leverage company best practices and capabilities to assist ... tools infrastructure. + Responsible for the daily DevOps and systems administration in support of environments and... in an Active Directory environment. + Experience with Linux Operating Systems (Ubuntu, CentOS, RedHat or… more
    RTX Corporation (04/18/25)
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  • System Administrator - (Onsite)

    RTX Corporation (Schriever Air Force Base, CO)
    …communications systems /networking environments. + Experience in system and/or network administration that include the following (UNIX, Linux , and Windows). + ... We Prefer:** + Experience and knowledge of C2BMC System or Missile Defense Systems . + Linux Certification ( Linux Essentials, Linux +, LPIC-1, RHCSA) +… more
    RTX Corporation (04/16/25)
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  • Principal / Sr. Principal HPC Network Engineer

    Northrop Grumman (Annapolis Junction, MD)
    …high-performance network hardware + Experience directing technical work of a small team of Linux Systems Administrators + Candidate must be a US Citizen + ... network hardware + Experience directing technical work of a small team of Linux Systems Administrators + Demonstrated strong written and verbal communication… more
    Northrop Grumman (04/10/25)
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