• Senior Network Security Engineer

    GovCIO (Denver, CO)
    …is currently hiring for a Senior Network Security Engineer with an active Secret clearance to plan and coordinate IT security programs and policies. ... 12+ years of network security (or commensurate experience) + Active Secret Clearance Required, plus the ability to obtain and hold DEA suitability **Company… more
    GovCIO (08/02/25)
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  • Sr Project Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …Management Level III. + An active Top Secret with SCI eligibility US Security Clearance is required **Qualifications We Prefer:** + Typically 6-8 years of ... position requires current/active Top Secret with SCI eligibility US Security Clearance . US Citizenship status is required as this position needs an active… more
    Sierra Nevada Company, LLC (08/24/25)
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  • Program Manager II- Long Range Effects

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …dynamic situations + An active Top Secret with SCI eligibility US Security Clearance is required **Qualifications We Prefer:** + Advanced degree in Business, ... position requires current/active Top Secret with SCI eligibility US Security Clearance . US Citizenship status is required as this position needs an active… more
    Sierra Nevada Company, LLC (08/08/25)
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  • Congiuration Data/Document Control C (COS)…

    L3Harris (Colorado Springs, CO)
    …by law. Please be aware many of our positions require the ability to obtain a security clearance . Security clearances may only be granted to US citizens. In ... space, air, land, sea and cyber domains in the interest of national security . Job Title: Configuration/Data Management Support Job Code: 27001 Job Location: Colorado… more
    L3Harris (08/08/25)
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  • Business Manager II

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …This position requires current/active Top Secret with SCI eligibility US Security Clearance . US Citizenship status is required as this position needs ... + Able to meet critical deadlines + Active Top Secret US Secuirty Clearance **Qualifications We Prefer:**...an active US Security Clearance for employment. Non-U.S. Citizens may… more
    Sierra Nevada Company, LLC (08/25/25)
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  • Chief Engineer - Quantum for Aerospace

    ColdQuanta (Louisville, CO)
    …+ Active TS/SCI clearance , or ability to obtain or maintain a US Government security clearance ( Secret or higher). Tools & Platforms Used + Requirements: ... Jama or similar for systems engineering and requirements management + Architecture & Modeling: Cameo, Rhapsody, SysML/UML + Analysis: Ansys/STK, COMSOL, python, thermal/structural FEA tools + Configuration & Risk Management: JIRA, Risk Registers, FMEA Core… more
    ColdQuanta (08/14/25)
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  • Network Security Engineer

    GovCIO (Denver, CO)
    …currently hiring for a Network Security Engineer with an active Secret clearance to lead the architecture, engineering, integration, development, and/or ... 15+ years network security (or commensurate experience) + Active Secret Clearance Required, plus the ability to obtain and hold DEA suitability **Company… more
    GovCIO (08/02/25)
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  • Program Security Representative II

    P 11 Security, Inc. (Colorado Springs, CO)
    …5 years Education: * Bachelor's degree in a related area or equivalent experience (4 years) Security Clearance : * Current Top Secret Clearance with SCI ... Program Security Representative II Colorado Springs, CO (http://maps.google.com/maps?q=n/a+Colorado+Springs+CO+USA+80904) Job Type Full-time Description The Program … more
    P 11 Security, Inc. (08/07/25)
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  • Senior Configuration Analyst - Active…

    RTX Corporation (Aurora, CO)
    …citizenship is required, as only US citizens are eligible for a security clearance . Qualifications We Prefer Top Secret Clearance (TS/SCI) Knowledge of ... Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are… more
    RTX Corporation (08/14/25)
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  • Principal Systems Engineer /Sr. Principal Systems…

    Northrop Grumman (Aurora, CO)
    …Principal Systems Engineer:** + Must have an **active** US Government DoD Top Secret /Sensitive Compartmented Information (SCI) security clearance **at the ... Principal Systems Engineer:** + Must have an **active** US Government DoD Top Secret /Sensitive Compartmented Information (SCI) security clearance **at the… more
    Northrop Grumman (07/10/25)
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