• Senior Systems Administrator

    Leidos (Aurora, CO)
    **Description** Leidos is seeking a highly skilled ** Senior Systems Administrator ** to support mission-critical operations across various laboratory ... systems to address complex mission-specific challenges. The ** Senior Systems Administrator ** will work...considered in lieu of a degree. + An active TS /SCI with Poly security clearance. + At least 5… more
    Leidos (06/11/25)
    - Related Jobs
  • Senior Systems Administrator

    GovCIO (Denver, CO)
    **Overview** GovCIO is hiring for a Senior Systems Administrator (Linux and Windows) to provide on-going support for the administration of the core system ... $105,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6238/ senior - systems - administrator --%28linux-windows%29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID**… more
    GovCIO (07/18/25)
    - Related Jobs
  • Senior Linux Systems

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... in National** **Security!** Join our team as a **Linux Systems Administrator ** , where you'll provide crucial...Virtualization + **Security Clearance** : Must have an active Top Secret /SCI with Polygraph cssrc conmd **Original… more
    Leidos (07/16/25)
    - Related Jobs
  • Senior Systems Administrator

    TekSynap (Denver, CO)
    **Responsibilities & Qualifications** **RESPONSIBILITIES** The​Sr. Systems Administrator -Directory Services, ICAM, & ZTA ​is expected tobe able to: + Monitors ... disk usage, and response times tomaintainoperating efficiency. + Performs systems security administration functions, including creating user profiles and accounts.… more
    TekSynap (07/19/25)
    - Related Jobs
  • Software Engineer 3/4 (Active TS /SCI & CI…

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... Engineering department which has 200+ Software Engineer, DevOps Engineer, Systems Administrator , Database Administrator , and...can be considered in lieu of degree + **Active Top Secret /SCI security clearance required at time… more
    Northrop Grumman (05/13/25)
    - Related Jobs
  • Software/DevOps Engineer 3/4 (Active TS

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... Engineering department which has 200+ Software Engineer, DevOps Engineer, Systems Administrator , Database Administrator , and...can be considered in lieu of degree. + **Active Top Secret /SCI security clearance required at time… more
    Northrop Grumman (05/14/25)
    - Related Jobs
  • Contracts Administrator - Level 3 or 4

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: No **Description** At Northrop Grumman, our employees have ... Administrator - Level 3 (Principal) or Level 4 ( Senior Principal)** , to join our Payload & Ground...Management Association (NCMA) + An active US Government DoD Top Secret security clearance, with Sensitive Compartmented… more
    Northrop Grumman (07/08/25)
    - Related Jobs
  • Senior / Principal Windows System…

    SciTec (Boulder, CO)
    …will not be considered. SciTec has an immediate opportunity for a talented Senior Principal Windows System Administrator to join our team in Boulder, ... clear focus on supporting customer needs. Responsibilities + Provide Windows systems administration in multiple heterogeneous Microsoft Windows and Red Hat… more
    SciTec (06/18/25)
    - Related Jobs
  • Senior Subcontracts Administrator

    RTX Corporation (Colorado Springs, CO)
    …a safer, more secure world. Raytheon is seeking an innovative, high-energy, self-motivated Senior Subcontract Administrator to join the Air & Space Defense ... only US citizens are eligible for a security clearance **Security Clearance:** DoD Clearance: TS /SCI At Raytheon, the foundation of everything we do is rooted in our… more
    RTX Corporation (07/12/25)
    - Related Jobs
  • Help Desk Systems Administrator

    TekSynap (Denver, CO)
    **Responsibilities & Qualifications** **RESPONSIBILITIES** The Help DeskSystems Administrator ​is expected tobe able to: + Uses automated information systems to ... code and may prioritize for proper action. + Resolvesproblems orcontactsmore senior technicalsupportas necessary. + Supports users by fulfilling individual requests… more
    TekSynap (05/07/25)
    - Related Jobs