• Cleared IT Systems Administrator

    BAE Systems (Broomfield, CO)
    …be available based on position level and/or job specifics. **Cleared IT Systems Administrator Senior** **115020BR** EEO Career Site Equal Opportunity Employer. ... CITIZENSHIP REQUIRED** BAE Systems Space and Mission Systems is seeking an experienced Linux System Administrator...of Education, US Department of Education. + A current TS / SCI Security and CI polygraph is required.… more
    BAE Systems (09/09/25)
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  • Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Aurora, CO)
    …investigation and may need to meet eligibility requirements for access to classified information ; TS / SCI clearance with polygraph is required. Compensation ... Systems Administrator The Opportunity: Are you... Systems Administrator The Opportunity: Are you looking for an...ongoing maintenance of Windows servers within classified networks + TS / SCI clearance with a polygraph + Bachelor's… more
    BOOZ, ALLEN & HAMILTON, INC. (10/07/25)
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  • Systems Administrator Technician…

    General Dynamics Information Technology (Aurora, CO)
    …ID:** RQ201167 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... Yes **Job Description:** Transform technology into opportunity as a Systems Administrator Technician with GDIT. A career...for this government client, all candidates **must hold a TS / SCI with Polygraph** . **GDIT IS YOUR… more
    General Dynamics Information Technology (09/16/25)
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  • Principal Linux Systems

    Leidos (Aurora, CO)
    …with LINUX, Windows and Virtualization + **Security Clearance** : Must have an active Top Secret / SCI with Polygraph cssrc conmd Come break things (in ... **Description** **Leidos** has a new and exciting opportunity for a **Principal Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber &… more
    Leidos (08/11/25)
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  • Systems Administrator ( TS

    Fluor (Aurora, CO)
    …access level, and have favorably completed a government issued polygraph The Systems Administrator is highly knowledgeable within designated Industrial Control ... and manage virtual workstations and servers using VMWare. The Systems Administrator analyzes, evaluates, and proposes recommendations...Job Requirements** * Must possess a clearance at the TS / SCI access level, and have favorably completed… more
    Fluor (07/30/25)
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  • Senior Linux Systems Administrator

    Leidos (Aurora, CO)
    …with LINUX, Windows and Virtualization + **Security Clearance** : Must have an active Top Secret / SCI with Polygraph cssrc conmd If you're looking for ... **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber &… more
    Leidos (09/18/25)
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  • Systems Administrator , Mid

    BOOZ, ALLEN & HAMILTON, INC. (Aurora, CO)
    Systems Administrator , Mid The Opportunity :...need to meet eligibility requirements for access to classified information ; TS / SCI clearance with ... IC ) ? With so much relying on complex systems , a skilled systems administrator ...hours a day outside of normal work hours + TS / SCI clearance with a polygraph + HS… more
    BOOZ, ALLEN & HAMILTON, INC. (10/03/25)
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  • Principal Linux Systems

    Northrop Grumman (Aurora, CO)
    information system environments + Candidates must have a current DOD ** Top ** ** Secret / SCI ** levelsecurity clearance, to include a recent **Polygraph** ... Grumman Classified Solutions team is seeking an experienced **Linux Systems Administrator ** to join its dynamic team...vendor products, services, and suggestions. + Adhere to strict Information Systems security guidelines in all cases.… more
    Northrop Grumman (09/23/25)
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  • Systems Administrator

    Northrop Grumman (Aurora, CO)
    …implementation experience + Experience with NetApp storage + Perform as consulting Systems Administrator and subject matter expert for classified government ... consider in lieu of a degree.** + **Current active TS / SCI security clearance required at the time...hardware, software, and system components. + Adhere to strict Information Systems security guidelines in all cases… more
    Northrop Grumman (09/26/25)
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  • Systems Administrator II

    DCCA (Aurora, CO)
    …our website at: www.dcca.com System Administrator II (Linux) Candidate must have an active TS / SCI w/ Poly For over 40 years, DCCA has provided a broad range ... Systems Administrator II Location Aurora, CO...Requirements: Provides support for implementation, troubleshooting, and maintenance of Information Technology (IT) systems . Manages IT system… more
    DCCA (08/22/25)
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  • Sr Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …GED with 12 years of IT experience is required + **Candidate must have active/current Top Secret / SCI clearance with adjudicated Full Scope Polygraph at time ... our mission. Northrop Grumman is seeking a **Sr Principal Systems Administrator ** to join our team at...classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM). + Support… more
    Northrop Grumman (09/11/25)
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  • Systems Administrator Technician…

    General Dynamics Information Technology (Aurora, CO)
    …ID:** RQ206187 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... we can't turn into opportunity. At GDIT, people are our differentiator. Our ** Systems Administrator Technician** supports and manages the responsibilities of the… more
    General Dynamics Information Technology (09/10/25)
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  • Systems Administrator (Level 2)

    Lockheed Martin (Boulder, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... ever\-changing customer requirements? The NGG program is seeking a Systems Administrator to join the team in...a fast paced operational environment **Desired Skills:** * Active TS / SCI security clearance * Security \+ Certification… more
    Lockheed Martin (09/27/25)
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  • Lead Linux Systems Administrator

    Insight Global (Aurora, CO)
    …Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/. Skills and Requirements * DoD Top Secret clearance and SCI eligibility. ... Job Description Overview: Insight Global is seeking a Lead Systems Administrator to lead operations at Buckley Space Force Base, CO. This role involves system… more
    Insight Global (10/06/25)
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  • Software Engineer 3/4 (Active TS

    Northrop Grumman (Aurora, CO)
    …An additional 4 years of experience can be considered in lieu of degree + **Active Top Secret / SCI security clearance required at time of application with a ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our… more
    Northrop Grumman (08/12/25)
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  • Software/DevOps Engineer 3/4 (Active TS

    Northrop Grumman (Aurora, CO)
    …An additional 4 years of experience can be considered in lieu of degree. + **Active Top Secret / SCI security clearance required at time of application with a ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our… more
    Northrop Grumman (08/13/25)
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  • Property Administrator - TS

    General Dynamics Information Technology (Aurora, CO)
    …ID:** RQ199044 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... mission and optimize our business strategy as a Property Administrator at GDIT. Here, you'll support solving some of...systems , and network infrastructure. * Security Clearance Level: TS / SCI with Polygraph * Location: On Customer… more
    General Dynamics Information Technology (08/08/25)
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  • Subcontract Administrator ( TS

    Fluor (Aurora, CO)
    …Intelligence Community. **Job Description** Active (or the ability to obtain and maintain) TS / SCI with Poly Clearance Required The purpose of this position is ... Experience with Government Contracts (FAR/DFARS and other supplements) * TS / SCI clearance * Contribute to and promote...Participate in taskforce activities, as required * Use reference systems to record and maintain project subcontract data *… more
    Fluor (07/18/25)
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  • (DoD SkillBridge) Software Engineer/Principal…

    Northrop Grumman (Aurora, CO)
    …Counterintelligence Polygraph (CI-Poly) **Offers are contingent upon receiving the Top Secret ( TS ) / SCI clearance** **Preferred Qualifications:** It is ... Engineering department which has 200+ Software Engineer, DevOps Engineer, Systems Administrator , Database Administrator , and...developing, and troubleshooting in Java or Python + **Current Top Secret / SCI security clearance required… more
    Northrop Grumman (09/12/25)
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  • Software Engineer Level 3 or 4

    Northrop Grumman (Aurora, CO)
    …have a strong background in Linux and Python development, and hold an active Top Secret / SCI security clearance. You will collaborate with cross-functional ... Engineering department which has 200+ Software Engineer, DevOps Engineer, Systems Administrator , Database Administrator , and...discipline with 6+ years of relative experience. + **Active Top Secret / SCI security clearance required… more
    Northrop Grumman (10/03/25)
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