• GovCIO (Denver, CO)
    Overview GovCIO is currently hiring for a Senior Network/ Systems Administrator with an active Secret clearance. This position will be located in ... USD $112,500.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/4892/ senior -network- systems - administrator /job?mode=apply&apply=yes&in_iframe=1&hashed=-1834385473) Location US-Remote ID 2024-4892… more
    job goal (12/12/25)
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  • Confluent (Denver, CO)
    …Gives You an Edge: A US Secret , Top Secret ,TS/SCI Clearance Confluent Developer or Administrator certifications ( https://www.confluent.io/certification/ ... including analysis of technical health and operational performance, to Confluent senior management. Document and transfer knowledge to customers and internal teams.… more
    job goal (12/12/25)
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  • Northrop Grumman (Aurora, CO)
    …and Digital Engineering department which has 200+ Software Engineer, DevOps Engineer, Systems Administrator , Database Administrator , and Network Engineer ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    job goal (12/12/25)
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  • Senior Network/ Systems

    GovCIO (Denver, CO)
    **Overview** GovCIO is currently hiring for a Senior Network/ Systems Administrator with an active Secret clearance. This position will be fully remote. ... USD $112,500.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/7168/ senior -network- systems - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-7168_… more
    GovCIO (12/03/25)
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  • Sr Principal Linux Systems

    Northrop Grumman (Boulder, CO)
    …include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively at ... in written and verbal format. + Maintain smooth operation of multi-user computer systems , including coordination with network, software, and system engineers, PC… more
    Northrop Grumman (12/12/25)
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  • Senior Systems Administrator

    ISYS Technologies (Colorado Springs, CO)
    …the space initiatives of our government customers. I2X Technologies is seeking a Systems Administrator to support ongoing activities for a customer in Colorado ... Secret preferred. + Analyze, maintain, and optimize multi-user system architectures and configurations across Red Hat Linux, Windows,...to the use of computing resources + Setting up administrator and service accounts + Maintaining system more
    ISYS Technologies (12/09/25)
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  • 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...Ten or more (10) years of experience as a System Administrator (SA) supporting programs and contracts… more
    Leidos (10/09/25)
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  • Senior / Principal Windows System

    SciTec (Boulder, CO)
    …requirements will not be considered. SciTec has an immediate opportunity for a talented Senior / Principal Windows System Administrator to join our team ... and maintain security policies and procedures to protect Windows systems and data. + Monitor system performance...5+ years professional experience performing duties of a Windows system administrator + Strong knowledge of Microsoft… more
    SciTec (11/19/25)
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  • Senior Linux System

    GovCIO (Denver, CO)
    **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active Secret clearance to join an Operations team. This ... USD $135,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6348/ senior -linux- system - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6348_… more
    GovCIO (11/07/25)
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  • Senior Principal Contract…

    BAE Systems (Westminster, CO)
    **Job Description** **US CITIZENSHIP REQUIRED** As a Senior Principal Contract Administrator in the Tactical Solutions contracts department, reporting to a ... incentives may be available based on position level and/or job specifics. ** Senior Principal Contract Administrator ** **115466BR** EEO Career Site Equal… more
    BAE Systems (12/09/25)
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