• Senior Systems Administrator

    Amentum (Waimea, HI)
    …required + Linux + Linux + Red Hat Certified System Administrator (RHCSA) **Security Clearance** Top Secret security clearance is required ... Amentum is seeking a highly experienced Senior Linux System Administrator ...must be a US Citizen to apply for a Secret Security Clearance. Applicants selected either must currently possess… more
    Amentum (09/24/25)
    - Related Jobs
  • Senior Linux /Unix Systems…

    SMX (Dahlgren, VA)
    Senior Linux /Unix Systems Administrator ...be able to obtain and maintain Top Secret + 6+ years' experience administering Linux /Unix ... Dahlgren, VA SMX is looking for a highly motivated Senior Linux /Unix Administrator to join...Secret clearance with ability to obtain and maintain Top Secret clearance + Networking protocols +… more
    SMX (12/04/25)
    - Related Jobs
  • Linux Administrator , Senior

    Amentum (Hanover, MD)
    …continuously trying to stay ahead of the next challenge. **Responsibilities:** This Senior Linux administrator position will provide candidates with ... If so, look no further. Amentum is seeking a ** Linux Administrator , Senior ** to join...and configures network components. **Requirements:** * Must have active Top - Secret clearance with SCI and Poly *… more
    Amentum (11/21/25)
    - Related Jobs
  • Senior Systems Administrator (Unix/…

    EPS Corporation (Dahlgren, VA)
    Senior Systems Administrator (Unix/ Linux ) - (758) Share this job as a link in your status update to LinkedIn. Job Title Senior Systems Administrator ... attack methods, and detection toolsto ensure proactive defense. Required Qualifications ACTIVE TOP SECRET + Six (6) yearsof professional experience inUnix and/or… more
    EPS Corporation (11/13/25)
    - Related Jobs
  • Linux System Administrator

    Link Solutions Inc (Aberdeen Proving Ground, MD)
    Top Secret Clearance. + Non-remote (relocation incentive available) Our Linux System Administrator ( Senior -Level) will be responsible for the ... for Services and Development. Link Solutions is seeking a Linux System Administrator ( Senior -Level) to...a US Citizen. + Must have an active DoD Top Secret Clearance. + Must have an… more
    Link Solutions Inc (10/08/25)
    - Related Jobs
  • Senior Principal Linux

    RTX Corporation (El Segundo, CA)
    …only US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret At Raytheon, the foundation of everything we do is ... You Will Do** + We are seeking an experienced Linux Administrator that will be working in...years experience. + Active and transferable US government issued Top Secret security clearance is required prior… more
    RTX Corporation (09/26/25)
    - Related Jobs
  • Senior Linux System…

    ManTech (Laurel, MD)
    …+ Experience with NetAPP **Clearance Requirements:** + Must have a current/active Top Secret /SCI with Polygraph **Physical Requirements:** + The person in ... ManTech seeks a motivated, career and customer-oriented ** Linux ** **System Administrator ** to join our team in **Laurel, MD.** You will be part of a dedicated… more
    ManTech (12/11/25)
    - Related Jobs
  • Linux / AWS Systems Administrator

    Northrop Grumman (Morrisville, NC)
    …**Responsibilities will include but not be limited to the following:** + Serve as a senior Linux Systems Administrator within an AWS cloud environment for a ... Northrop Grumman Classified Solutions team is seeking an experienced ** Linux Systems Administrator ** to join its dynamic...system environments. + Candidates must have a current DoD ** Top Secret /SCI** level security clearance to include… more
    Northrop Grumman (11/15/25)
    - Related Jobs
  • 337 - Senior Linux Systems…

    ARSIEM (Annapolis Junction, MD)
    …every client you work with. ARSIEM is looking for a motivated and experienced Linux System Administrator for a small, diverse team that provides end-to-end ... Original Posting Date: 2025-10-29 Clearance Requirement: This position requires an active TS /SCI with a polygraph. You must be a US Citizen for consideration.… more
    ARSIEM (10/30/25)
    - Related Jobs
  • Sr Principal Linux Systems…

    Northrop Grumman (Melbourne, FL)
    … systems **Preferred Qualifications** : + Bachelor's degree in Information Technology + Active Secret , Top Secret , TS /SCI, SAP/SAR access, or Polygraph ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At...The Northrop Grumman Classified Solutions team is seeking an senior ** Linux Systems Administrator ** to… more
    Northrop Grumman (11/25/25)
    - Related Jobs