• System Administrator , High…

    RTX Corporation (Tucson, AZ)
    …are eligible for a security clearance​ **Security Clearance:** Secret - Current ** System Administrator , High Performance Computing (HPC) - P3** **Principal ... to lead and support the engineering community. + Perform OS tuning to maximize system performance on high performance computing systems . Work across DT functions… more
    RTX Corporation (09/18/25)
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  • Systems Administrator Principal

    General Dynamics Information Technology (Fort Belvoir, VA)
    … System (NIMACS), Government Acceptance Testing (GAT), and DIAMONDS Accountability Training System (DATS). HOW A SYSTEMS ADMINISTRATOR ADVISOR WILL MAKE ... + Create and plan migration process to support applications hosted by the Windows/ Linux systems . + Complete system security checklists, patches, upgrades,… more
    General Dynamics Information Technology (09/30/25)
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  • Systems Administrator Expert…

    General Dynamics Information Technology (Germantown, MD)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** ** Systems Administrator Expert - Backup and Configuration** Transform ... technology into opportunity as a ** Systems Administrator Expert - Backup and Configuration** with GDIT. A career in enterprise IT means connecting and enhancing… more
    General Dynamics Information Technology (08/09/25)
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  • Senior Cloud System Administrator

    ManTech (Hanover, MD)
    …programs and contracts of similar scope and complexity + Bachelor's degree in system engineering, Computer Science, Information Systems , Engineering Science, ... ManTech seeks a motivated, career- and customer-oriented **Sr** **Cloud System Administrator ** to join our team in...program start to obtain it + Proficiency in administering Linux operating systems . + Experience with Windows… more
    ManTech (09/10/25)
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  • Information Systems Security…

    Huntington Ingalls Industries (Honolulu, HI)
    …short video: https://vimeo.com/732533072 Who We Are HII-Mission Technologies is seeking a Information Systems Security Administrator at our Honolulu, Hawaii. ... location. The Information Systems Security Administrator (ISSA) is responsible for...and validate Security Technical Implementation Guides (STIGs) on Windows, Linux , and virtualization platforms + Conduct system … more
    Huntington Ingalls Industries (08/15/25)
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  • Mid/Sr System Administrator

    Leidos (Annapolis Junction, MD)
    …regarding recommended resolution options. **Basic Qualifications:** + Bachelor's Degree in System Engineering, Computer Science, Information Systems , ... **Description** **Mid/Sr System Administrator ** **Leidos** has a new...+ Must have experience or familiarity with the following systems : Windows/ Linux operating systems , VMware,… more
    Leidos (09/27/25)
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  • Unix Systems Administrator

    Navy Exchange Services (NEX) (Virginia Beach, VA)
    Title: UNIX SYSTEMS ADMINISTRATOR Location: United States-Virginia-Virginia Beach Job Number: 250000Q4 Job Summary: Responsible for installation configuration ... servers, Shared Ethernet Adapters, Virtual SCSI Adapters, AIX, HP-UX, Linux , and HBSS. - Assumes a primary role in...any one of the following higher level certifications: Certified Information Systems Auditor (CISA), Certified Information… more
    Navy Exchange Services (NEX) (09/23/25)
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  • Systems Network Administrator

    Noblis (Atlantic City, NJ)
    …+ Understanding of systems development lifecycles + Understanding of Information System Security practices and methodologies + Ability to prepare ... will plan, design, install, configure, and maintain laboratory IP networks and Linux systems , including virtual machine management and equipment monitoring using… more
    Noblis (10/04/25)
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  • SkillBridge: Sr. System…

    RTX Corporation (Andover, MA)
    …solves tough, meaningful problems that create a safer, more secure world. **Senior System Administrator ** in Information Workplace Services will collaborate ... for a security clearance​ **Security Clearance:** DoD Clearance: Secret **Skillbridge Sr. System Administrator Intern -Andover, MA, will sponsor a clearance and… more
    RTX Corporation (08/13/25)
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  • System Administrator Level 3

    Jovian Concepts, Inc. (Annapolis Junction, MD)
    …Jason, etc.) + Provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems .Manages IT system infrastructure ... Jovian Concepts, Inc is looking to hire a System Administrator Level 3 for a...time. Candidate will be responsible for providing Sr. level Linux System Administration support for the program.… more
    Jovian Concepts, Inc. (09/24/25)
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