• System Administrator

    CACI International (Chantilly, VA)
    System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... Local * * * **The Opportunity:** CACI is seeking a highly skilled **System Administrator ** to join our team in supporting a Government customer. The ideal candidate… more
    CACI International (08/15/25)
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  • IAM Administrator

    Insight Global (Groton, CT)
    Job Description Insight Global is looking for an IAM Administrator to support a Windows , Linux and Mainframe environment for a large client. This person will ... managing Active Directory and Azure Active Directory, as well at IAM integrations in Linux , Windows and Mainframe. We are a company committed to creating diverse… more
    Insight Global (10/09/25)
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  • Systems Administrator

    KBR (Beavercreek, OH)
    …enhancements, and infrastructure upgrades + Diagnose and resolve technical issues across Windows , Linux , and other supported operating systems + Manage backups, ... Title: Systems Administrator KBR - Delivering Solutions, Changing the World....8570 certifications Technical Expertise: + Professional, hands-on experience with Windows and Linux system administration, including … more
    KBR (09/30/25)
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  • System Administrator

    Nightwing (Sterling, VA)
    …development environment, and Cloud automation. The SysA demonstrates strong Linux / Windows administration experience, including package management, security ... record + Configure, build, monitor, update/upgrade, transition and maintain/administer servers ( Linux , Windows , Nutanix, AWS, and Google, including security… more
    Nightwing (09/26/25)
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  • System Administrator Level 3

    Jovian Concepts, Inc. (Annapolis Junction, MD)
    Jovian Concepts, Inc is looking to hire a System Administrator Level 3 for a great opportunity in the Annapolis Junction area. This role requires a TS/SCI Clearance ... be accepted at this time. Candidate will be responsible for providing Sr. level Linux System Administration support for the program. Required: Very strong Linux … more
    Jovian Concepts, Inc. (09/24/25)
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  • Systems Administrator II- Full-Scope…

    RTX Corporation (Annapolis Junction, MD)
    …Systems Administrator to join our team supporting critical operations in both Linux and Windows environments. In this role, you'll ensure our systems are ... Raytheon currently has an opening for a temporary System Administrator to perform onsite in our Annapolis Junction, Maryland...+ 3 years, or equivalent). + Strong background in Linux and Windows system administration. + Hands-on… more
    RTX Corporation (09/19/25)
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  • System Administrator (TS-SCI w/Poly)

    Parsons Corporation (Columbia, MD)
    …as a System Administrator + Experience with administration of VMware, Linux systems, and Windows servers inclusive of applications, processes the system ... for. **Job Description:** Parsons is seeking a versatile System Administrator to tackle new challenges across the full stack...and performance requirements + Responsible for the administration of Linux systems, and Windows servers inclusive of… more
    Parsons Corporation (09/04/25)
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  • System Administrator III

    Chenega Corporation (Albuquerque, NM)
    …their business. TheSystem Administrator IIIwill perform system administration for Linux and Windows operating systems and VMware virtual host environments. ... System Administrator III Albuquerque, NM Join our Talent Network...system monitoring and upgrade of all required Microsoft and Linux based systems/servers. + Utilize new data storage and… more
    Chenega Corporation (10/07/25)
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  • System Administrator VI

    Chenega Corporation (Albuquerque, NM)
    …in their business. TheSystem Administrator VIwill perform system administration for Linux and Windows operating systems and VMware virtual host environments. ... System Administrator VI Albuquerque, NM Join our Talent Network...system monitoring and upgrade of all required Microsoft and Linux based systems/servers. + Utilize new data storage and… more
    Chenega Corporation (10/07/25)
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  • Sr. Systems Administrator

    Arena Technical Resources, LLC (Dayton, OH)
    …Required Qualifications - Minimum 10 years of progressive systems administration experience in Linux and/or Windows environments - Minimum of 10 years of ... Sr. Systems Administrator Location: Dayton, OH, US Job ID: ATR...IT infrastructure with a focus on virtualization, automation, and Linux systems. This position requires advanced experience with Red… more
    Arena Technical Resources, LLC (08/07/25)
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