• TSSCI Systems Administrator (Level…

    Insight Global (Louisville, CO)
    Job Description An aerospace company in Louisville, CO, is looking for a Top Secret Systems Administrator (Level 2) to join their growing classified IT ... You will be responsible for provisioning, installation and configuration, and maintenance of systems hardware and software. Their environment is a mix of Windows and… more
    Insight Global (11/22/25)
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  • Principal Network Administrator

    Northrop Grumman (Boulder, CO)
    …Demonstrated leadership skills, or previous management of small teams, would be helpful + Active Top Secret or SCI access would be nice to have We offer flexible ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees have… more
    Northrop Grumman (11/21/25)
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  • System Administrator

    General Dynamics Information Technology (Aurora, CO)
    …RQ198811 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a Systems Administrator Associate with GDIT. A career in enterprise IT… more
    General Dynamics Information Technology (10/31/25)
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  • System Administrator

    Parsons Corporation (Colorado Springs, CO)
    …(LANs), wide area networks (WANs), network segments, intranets, and other data communication systems . The Network / System Administrator will help architect, ... Our team is looking for a **SysOps Engineer (** ** System Administrator ).** In this role you will...accredited university with minimum 8 years of experience + Top Secret (TS) security clearance with eligibility… more
    Parsons Corporation (11/14/25)
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  • Systems Administrator

    ISYS Technologies (Schriever AFB, CO)
    …the space initiatives of our government customers. I2X Technologies is seeking a Systems Administrator to support ongoing activities for a customer in Colorado ... position will be on-site and will require an active Secret clearance, Top Secret preferred....security policy, Risk Management Framework (RMF) + Set up administrator and service accounts + Maintain system more
    ISYS Technologies (10/22/25)
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  • System Administrator

    KBR (Colorado Springs, CO)
    Title: System Administrator Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... our national security. KBR, is seeking a highly motivated Systems Administrator to join us in supporting...+ Security Clearance: Must have an active US government Top Secret /SCI security clearance, which is something… more
    KBR (11/20/25)
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  • Senior Linux Systems Administrator

    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 Come… more
    Leidos (10/09/25)
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  • Principal Systems Administrator

    Northrop Grumman (Colorado Springs, CO)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... Defense Integration offers an excellent opportunity for a Principal Systems Administrator -Helpdesk Sys Admin (25-571) to join...+ Applicants must have a current, active in-scope DoD-issued ** Top Secret ** security clearance at the time… more
    Northrop Grumman (12/05/25)
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  • Principal/Sr. Principal Systems

    Northrop Grumman (Colorado Springs, CO)
    …making history. Northrop Grumman Space Systems is seeking a **Principal Systems Administrator ** to join the Deep Space Advanced Radar Capability (DARC) ... the ability to extend.** As the DARC Early Use System Administrator you will get to: +...internal and external customers. **Preferred Qualifications** + Active DoD Top Secret Clearance with SCI Eligibility. +… more
    Northrop Grumman (11/04/25)
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  • Network/ System Administrator

    General Dynamics Information Technology (Colorado Springs, CO)
    …RQ209869 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... years of related experience **US Citizenship Required:** Yes **Job Description:** **Network/ System Administrator I** **COLORADO SPRINGS, COLORADO** **The primary… more
    General Dynamics Information Technology (11/04/25)
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