• Principal / Sr. Principal Software Engineer…

    Northrop Grumman (Boulder, CO)
    …application. All applicants must have the ability to obtain and maintain a Top Secret /SCI (TS/SCI) security clearance. **Preferred Qualifications:** + A current ... the missile warning, missile defense, battlespace awareness, and technical intelligence mission areas. FORGE SSP is a software application...active in-scope US Government DoD issued Top Secret /SCI (TS/SCI) security clearance + OO… more
    Northrop Grumman (08/13/25)
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  • UAS Conceptual Design Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …creatively to develop innovative design solutions. + **Ability to obtain/maintain a Top Secret US Security Clearance is required** **Qualifications We Prefer:** ... . **IMPORTANT NOTICE:** This position requires the ability to obtain and maintain a Top Secret US Security Clearance. US Citizenship status is required as this… more
    Sierra Nevada Company, LLC (08/25/25)
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  • Senior Operations Analyst

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …with presentation experience to decision-making and technical audiences + **An active Top Secret security clearance is required** **Preferred:** + Master's ... knowledge + Project leadership experience + Operations analysis experience + An active Top Secret with SCI eligibility US Security Clearance. This posting will… more
    Sierra Nevada Company, LLC (08/28/25)
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  • System Administrator

    Parsons Corporation (Colorado Springs, CO)
    …Engineering field from an accredited university with minimum 8 years of experience + Top Secret (TS) security clearance with eligibility for Secret ... eg Active Directory, Identity Management (IdM) **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this position.​… more
    Parsons Corporation (08/15/25)
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  • Military Fellowship Program: Systems Engineer…

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …standard tools such as Matlab, Python, and C++. + **Eligible to obtain/maintain Top Secret with SCI eligibility US Security Clearance is required** ... Secret US Security Clearance **IMPORTANT NOTICE:** This position requires current/active Top Secret with SCI eligibility and current full-scope polygraph US… more
    Sierra Nevada Company, LLC (08/14/25)
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  • DevSecOps Engineer III

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …active Secret US Security Clearance with the ability to obtain a Top Secret with SCI eligibility required** **Qualifications We Prefer:** + Certification + ... more (https://www.sncorp.com/careers/total-rewards/) . **IMPORTANT NOTICE:** This position requires current/active Top Secret with SCI eligibility US Security… more
    Sierra Nevada Company, LLC (07/19/25)
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  • Product Security Engineer

    The Boeing Company (Colorado Springs, CO)
    …acceptance by industry partner resource control board.** **This position requires an active Top Secret US Security Clearance.** (A US Security Clearance that has ... management from various program boards + Support cyber threat intelligence activities + Support the development and maintenance of...physics, mathematics, data science, or computer science. + Active Top Secret clearance + Current DoD 8570… more
    The Boeing Company (08/23/25)
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  • Systems Analyst

    Parsons Corporation (Schriever AFB, CO)
    …and concepts + Active Secret security clearance; ability to obtain/maintain Top Secret security clearance as required **Security Clearance Requirement:** An ... applications (Word, Excel, PowerPoint, Visio, Access) + Ability to obtain/maintain Secret security clearance **Desired Skills:** + Working knowledge of MDA Systems… more
    Parsons Corporation (07/03/25)
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  • Systems Operations (SysOps) Engineer

    Parsons Corporation (Colorado Springs, CO)
    …in a team environment + **Minimum Secret clearance is required to start. Active Top Secret is preferred with SCI eligibility** + Must be a US Citizen due ... in the development of cutting-edge solutions for the Department of Defense and Intelligence Community. Our tremendous success can be attributed to our people and our… more
    Parsons Corporation (06/03/25)
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  • Contractor Special Security Officer (CSSO)

    Parsons Corporation (Denver, CO)
    …relevant work experience * 5+ years of relevant security experience * Active Top Secret government security clearance with SCI eligibility **What Desired Skills ... * Active TS/SCI government security clearance/access **Security Clearance Requirement:** An active Top Secret security clearance is required for this position.​… more
    Parsons Corporation (08/08/25)
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