• System Administrator VII

    Chenega Corporation (Albuquerque, NM)
    …business. The System Administrator VII will perform system administration for Linux and Windows operating systems and VMware virtual host environments. The ... Systems Administrator IV will also be responsible for monitoring and...system monitoring and upgrade of all required Microsoft and Linux based systems /servers. + Utilize new data… more
    Chenega Corporation (01/06/26)
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  • PDM/PLM Application Administrator

    RTX Corporation (Plano, TX)
    …in a related field and minimum 3 years' experience + Experience with Linux /Unix commands, operations , and administration + Experience working individually and ... technologies, tools, or methodologies: PTC Windchill, Oracle database, Apache web server, Linux & Windows server operating systems , Shell scripting, CAD tools… more
    RTX Corporation (11/24/25)
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  • Systems Administrator

    TekSynap (Glynco, GA)
    **Responsibilities & Qualifications** TekSynapseeksa highly experienced System Administrator to lead advanced IT infrastructure projectsfor our clients. This ... senior-level position involves managing complex systems , integratingnew technologies, and ensuringhigh levelsof performance and securityacross IToperationsensuring… more
    TekSynap (11/29/25)
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  • Lead Senior Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, mission-oriented **Senior Systems Administrator ** to join our team in **Chantilly, VA.** As the Lead Senior Systems ... environment and Active Directory infrastructure, ensuring seamless and reliable operations for the organization. You will demonstrate knowledge and understanding… more
    ManTech (12/19/25)
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  • Principal/Sr. Principal HPC System…

    Northrop Grumman (Jessup, MD)
    …with PhD. Will consider 4 years additional experience in lieu of degree. + Linux systems administration proficiency + Basic knowledge and experience with file ... is seeking a **Principal or Sr. Principal HPC System Administrator ** . This position is located at **Baltimore, MD**...4 years additional experience in lieu of degree. + Linux systems administration proficiency + Basic knowledge… more
    Northrop Grumman (12/05/25)
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  • GCCS Systems Administrator

    Paragon Cyber Solutions (Colorado Springs, CO)
    …immediate opening for those ready for an exciting and dynamic career as a Systems Administrator to join other smart, talented, and dedicated engineers that pride ... with GCCS-J version 6.0 and/or at least five (5) years of Windows and Linux systems administration experience. + Strong knowledge of Server Operating Systems more
    Paragon Cyber Solutions (01/09/26)
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  • Systems Administrator I

    Foxhole Technology, Inc (Pensacola, FL)
    **Overview** **Job Title: Systems Administrator I** **Job Location: Pensacola, FL (Hybrid)** **Position Type: Full-time** **Clearance Level: Secret** Foxhole ... around the world **.** Foxhole Technology is seeking a Systems Administrator I who is eager to...years of experience in IT support, help desk, or systems administration supporting Linux and/or Windows environments.… more
    Foxhole Technology, Inc (12/30/25)
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  • NAVAIR Senior Systems Administrator

    JHNA (Patuxent River, MD)
    …to create innovative, mission-critical solutions that empower naval aviation and defense operations . Your expertise will help shape cutting-edge systems , enhance ... Full Time Overview: JHNA is currently seeking a Senior Systems Admin to join our NAVAIR team in Patuxent...+ Experience with the following: + VMware/vSphere Enterprise + Linux + Software development environment + Atlassian tools +… more
    JHNA (01/06/26)
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  • Software Engineer/ Systems

    Cinteot (Springfield, VA)
    Software Engineer / Systems Administrator (location: Springfield, VA) The selected individual will be responsible to support the Framework Services / Platform ... and Security scrum team, performing operations / maintenance of program Window systems ...Administration on Windows based platforms + Windows Server Operating Systems experience + Red Hat Linux Administration… more
    Cinteot (11/06/25)
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  • Systems Administrator

    CACI International (Hampton, VA)
    Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of ... * * **The Opportunity:** CACI is seeking a cleared Systems Administrator in Hampton, VA. This is...immediate need to support the Distributed Ground System (DGS) operations on the Accounts Management team. **Our Accounts Management… more
    CACI International (12/18/25)
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