• SAIC (Aurora, CO)
    …SAIC is looking for an intermediate to experienced network engineer / systems administrator with background in configuring, maintaining, and troubleshooting ... looking for an intermediate to experienced Network Engineer / Systems Administrator with background in configuring, maintaining,...substituted in lieu of degree. Must have an active TS / SCI security clearance and current Poly. Database,… more
    job goal (12/12/25)
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  • Northrop Grumman (Aurora, CO)
    …An additional 4 years of experience can be considered in lieu of degree. Active Top Secret / SCI security clearance and adjudicated CI Polygraph required at ... and Digital Engineering department which has 200+ Software Engineer, DevOps Engineer, Systems Administrator , Database Administrator , and Network Engineer… more
    job goal (12/12/25)
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  • Confluent (Denver, CO)
    …an Edge: A US Secret , Top Secret , TS / SCI Clearance Confluent Developer or Administrator certifications ( https://www.confluent.io/certification/ ... can do with it. With Confluent, data doesn't sit still. Our platform puts information in motion, streaming in near real-time so companies can react faster, build… more
    job goal (12/12/25)
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  • Systems Administrator

    Infinity Systems Engineering (Colorado Springs, CO)
    …WE ARE MORE - now, come be more with us! Job Summary: The Systems Administrator is responsible for the maintenance, configuration, and reliable operation of ... security, and providing technical support to internal users. The Systems Administrator will work closely with the...for IT products and services. Qualifications: + Clearance Requirement: TS / SCI CI Poly + Education/Experience: 2 years… more
    Infinity Systems Engineering (12/05/25)
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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 (10/29/25)
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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 (10/09/25)
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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 (11/11/25)
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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 (11/21/25)
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  • Systems Administrator Level 2

    Northrop Grumman (Aurora, CO)
    …GED with 6 years of IT experience is required + **Candidate must have active/current Top Secret / SCI clearance with adjudicated Full Scope Polygraph at time ... part of our mission. Northrop Grumman is seeking a ** Systems Administrator ** **Level 2** to join our...classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM). + Support… more
    Northrop Grumman (10/22/25)
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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 (11/27/25)
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  • Systems Administrator (Level 2 or 3)

    Northrop Grumman (Aurora, CO)
    …making history. Northrop Grumman Space Systems (NGSP) seeks to fill a ** Systems Administrator (Level 2 or 3)** supporting the Integrated National Systems ... classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM). + Support...Master's degree with 3+ years of experience + **Active TS / SCI clearance with CI Poly required at… more
    Northrop Grumman (11/06/25)
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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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  • Network Engineer/ Systems

    SAIC (Aurora, CO)
    …SAIC is looking for an intermediate to experienced network engineer / systems administrator with background in configuring, maintaining, and troubleshooting ... looking for an intermediate to experienced **Network Engineer / Systems Administrator ** with background in configuring, maintaining,...in lieu of degree. - Must have an active TS / SCI security clearance and current Poly. -… more
    SAIC (12/11/25)
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  • Senior Systems Administrator

    ISYS Technologies (Colorado Springs, CO)
    …Essential Requirements: US Citizenship is required and must be only citizenship held Active Secret clearance; ability to obtain TS / SCI Dual citizenship will ... of our government customers. I2X Technologies is seeking a Systems Administrator to support ongoing activities for...position will be on-site and will require an active Secret clearance, Top Secret preferred.… more
    ISYS Technologies (12/09/25)
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  • Systems Administrator 4 (25-351)

    Northrop Grumman (Colorado Springs, CO)
    …tools **Preferred Qualifications:** . Script experience a plus . Having a Top Secret security clearance with an MDA-based SCI is a plus . Experience with ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of... offers an excellent opportunity for a Sr Principal Systems Administrator - Integration/CDS Engineer (25-351) to… more
    Northrop Grumman (11/04/25)
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  • GCCS Systems Administrator

    Paragon Cyber Solutions (Colorado Springs, CO)
    …Strategic Command (USSTRATCOM) and US Air Force Space Command (AFSPC) missions. Clearance: Top Secret Security Clearance with SCI Eligibility Travel ... ready for an exciting and dynamic career as a Systems Administrator to join other smart, talented,...currently have and be able to maintain a DoD Top Secret Security Clearance with SCI more
    Paragon Cyber Solutions (10/11/25)
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  • CCS-C Systems Administrator

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …Space Force Bases (SFB). Required Experience: + Active Security+ with CE + Minimum clearance: SECRET with ability to obtain TS / SCI + Bachelor's degree or 5 ... customers. Kratos has an exciting opportunity for a CCS-C Systems Administrator and Systems Integrator....and must meet eligibility requirements for access to classified information . US citizenship is required. This position is based… more
    Kratos Defense & Security Solutions, Inc. (11/27/25)
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  • Systems Administrator

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …and achieving maximum success for our customers, our partners and ourselves. The Systems Administrator will be responsible for ensuring the smooth operation of ... an organization's computer systems . Will handle the installation, maintenance, and troubleshooting of...objectives. Required Experience: + US Citizenship + Current Active TS / SCI clearance + Bachelor's degree and 2… more
    Kratos Defense & Security Solutions, Inc. (12/07/25)
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  • System Administrator Associate_TS/…

    General Dynamics Information Technology (Aurora, CO)
    …ID:** RQ198811 **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 Associate with GDIT. A career...equipment, and ITIL best practices * Security Clearance Level: TS / SCI with Polygraph * Required Skills and… more
    General Dynamics Information Technology (10/31/25)
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  • WTRS - Network Administrator

    General Dynamics Information Technology (Fort Carson, CO)
    …RQ210344 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:** None **Job Family:** IT ... of related experience **US Citizenship Required:** Yes **Job Description:** **Network Systems Administrator ** GDIT is seeking qualified candidates for… more
    General Dynamics Information Technology (11/25/25)
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