• Windows Server Administrator / Principal…

    Northrop Grumman (Wright Patterson AFB, OH)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... working relationships with internal and external stakeholders This Windows Systems Administrator will be an active part...support two production networks and aR&D environment to include Linux and Windows. This requisition may be filled at… more
    Northrop Grumman (12/03/25)
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  • Systems Administrator

    General Dynamics Information Technology (Fort Belvoir, VA)
    …of directly related experience in systems administration and analysis. + UNIX/ LINUX System Administration - Preferred + Windows System Administration ... RQ206477 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job… more
    General Dynamics Information Technology (12/02/25)
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  • Sr. System Administrator II (Temp)

    RTX Corporation (Annapolis Junction, MD)
    …a safer, more secure world. Raytheon currently has an opening for a temporary System Administrator to perform onsite in our Annapolis Junction, Maryland office. ... will also be required. We're looking for an experienced Systems Administrator to join our team supporting...deleting user accounts and groups as well as integrating Linux systems into an Active Directory environment… more
    RTX Corporation (11/19/25)
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  • Cybersecurity Infrastructure Administrator

    General Dynamics Information Technology (Macdill AFB, FL)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** Cyber and ... robust security measures are in place. + Technical skills: + Proficiency in Linux environments, including system administration tasks and shell scripting for… more
    General Dynamics Information Technology (01/10/26)
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  • Senior Systems Administrator

    SMX (Patuxent River, MD)
    Senior Systems Administrator (VMware) (4601)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is looking for a highly motivated ** ... Systems Administrator ** with demonstrated experience to maintain...virtual networking. **Required Skills and Experience:** + Clearance Required: Top Secret + Bachelor's degree in a… more
    SMX (01/07/26)
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  • Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Annapolis Junction, MD)
    …or DevOps tooling, including Ansible, Jenkins, or Terraform + Top Secret clearance + Bachelor's degree in Information Systems , Computer Science, or ... Systems Administrator The Opportunity: In this...Hybrid Administrator Associate, or Red Hat Certified System Administrator (RHCSA) Certification Clearance: Applicants selected… more
    BOOZ, ALLEN & HAMILTON, INC. (12/23/25)
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  • System Administrator

    Assertive Professionals (Chantilly, VA)
    System Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small Business ... change requests; support for implementation, troubleshooting and maintenance of Unix/ Linux systems ; Perform technical evaluations, analysis, and troubleshooting… more
    Assertive Professionals (01/07/26)
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  • Systems Administrator

    RTX Corporation (Tucson, AZ)
    …only US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret At Raytheon, the foundation of everything we do is ... world. **What You Will Do** : + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat...relevant experience. + Active and transferable US government issued Top Secret security clearance is required prior… more
    RTX Corporation (01/15/26)
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  • System Operations/ Administrator

    Sciolex Corporation (Chantilly, VA)
    …related acquisition experience per level if no bachelor's degree is held. Active Top Secret /SCI clearance with a Counter-Intelligence Polygraph Experience as a ... desktop system administrator or in a similar IT...Compliant with DoD Directive 8570 Knowledge of Windows and Linux operating systems . CompTIA Security+ or ability… more
    Sciolex Corporation (01/13/26)
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  • 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: ... of Travel: Local * * * **The Opportunity:** CACI is seeking a highly skilled ** System Administrator ** to join our team in supporting a Government customer. The… more
    CACI International (12/29/25)
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