• Linux System Administrator

    ManTech (Aurora, CO)
    …+ Atlassian tool suite (JIRA, Confluence) **Security Clearance Requirements** + Current/active TS / SCI with Polygraph, **Physical Requirements** + Must be able to ... MANTECH seeks a motivated and customer-focused **Linux** **System Administrator ** to join our team in **Southlands, Colorado** . This position supports the ELINT… more
    ManTech (08/08/25)
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  • Linux System Administrator

    ManTech (Aurora, CO)
    …within integrated software development environments **Security Clearance Requirements** + Current TS / SCI with Polygraph **Physical Requirements** + Must be able ... ManTech is seeking a **Linux** **System Administrator ** to join our team in **Southlands, Colorado**...effort and is part of a collaborative team delivering systems engineering, software development, testing, and configuration management services.… more
    ManTech (08/08/25)
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  • Security Administrator 3

    M. C. Dean (Aurora, CO)
    …Candidate Requirements** + High School Diploma with 8+ years of experience + Active TS / SCI with polygraph Security Clearance + Minimum of 8 years of professional ... engineer and deploy automated, secure and resilient power and technology systems ; and deliver the management platforms essential for long-term system sustainability.… more
    M. C. Dean (07/15/25)
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  • Senior Logistics Specialist

    INTECON (CO)
    …estimates, and technical briefings. Security Clearance: Must possess and maintain an active Top Secret / SCI security clearance. Benefits: + Comprehensive ... Estimated Close Date: 08/01/2025 Security Clearance: Must possess and maintain an active TS / SCI clearance. Overview: INTECON, LLC is seeking an experienced and… more
    INTECON (07/18/25)
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  • Systems Operations (SysOps) Engineer

    Parsons Corporation (Colorado Springs, CO)
    …tasks in a team environment + **Minimum Secret clearance is required to start. Active Top Secret is preferred with SCI eligibility** + Must be a US ... activities for system and networking operations. Our team is looking for a ** Systems Operations** ( **SysOps) Engineer** to focus on the development, security, and… more
    Parsons Corporation (06/03/25)
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  • Senior Cybersecurity Team Lead

    Intuitive Research and Technology Corporation (Boulder, CO)
    …related experience + CISSP/CASP/CompTIA SecurityX certification + Must have an in-scope DoD Top Secret security clearance with SCI eligibility Disability ... documentation + Prepare and present training tailored for initial and periodic Information Awareness (IA) Training, System Administrator Technical Awareness, and… more
    Intuitive Research and Technology Corporation (07/23/25)
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  • Network Engineer

    ISYS Technologies (Boulder, CO)
    …in Boulder, CO .This position will be on-site and will require an active Secret clearance, TS / SCI preferred. + Configuration and management of Juniper ... Minimum Clearance Required Secret Responsibilities I2X Technologies is a reputable technology...or Master's with 12 years + Ability to obtain TS / SCI clearance + Ability to obtain CompTIA… more
    ISYS Technologies (07/24/25)
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  • DevSecOps / Cloud Engineer

    DCCA (Broomfield, CO)
    …Visit our website at: www.dcca.com DevSecOps / Cloud Engineer Candidates MUST have an active TS / SCI Clearance For over 40 years, DCCA has provided a broad range ... well as the end customer. * Maintains smooth operation of multi-user computer systems , including coordination with systems and network administrators. * Support… more
    DCCA (05/30/25)
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  • Senior Network Engineer

    SciTec (Aurora, CO)
    …complete technical documentation + Other duties as assigned Requirements + Current and active TS / SCI clearance + 7+ years of industry experience as a Network ... Engineer or Network Administrator + Professional certifications demonstrating Network Engineering competencies (eg,...layer network and firewall configuration in Linux and VMware systems + Hands on experience with TACACS, Radius, authentication… more
    SciTec (07/12/25)
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