• Senior Associate RF SATCOM Engineering Services

    L3Harris (Colorado Springs, CO)
    …responsible for Systems Engineering documentation. Qualifications: + Ability to obtain a TOP SECRET / SCI security clearance . + Bachelor's Degree and a ... of project requirements and are equipped with the essential information and materials. This role requires the monitoring the...Preferred Additional Skills: + Active TS or TS / SCI security clearance + Experience… more
    L3Harris (06/22/25)
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  • Electro-optical Engineering Senior Manager

    Lockheed Martin (Louisville, CO)
    …ability to drive business decisions using data\-driven insights * Possess Top Secret and SCI clearances\. **Security Clearance Statement:** This position ... appropriate program staffing; managing the hiring, workload balance and training for employees across a directorate of 100\+ people;...experts and non\-experts\. * Ability and willingness to travel\. Top Secret Security clearance , never… more
    Lockheed Martin (08/21/25)
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  • Systems Administrator / Engineer

    ISYS Technologies (Colorado Springs, CO)
    …(STIGs) to ensure high compliance status is met Qualifications + Active DOD TOP SECRET clearance with SCI eligibility + Must Meet DOD 8570 Requirement ... Minimum Clearance Required Top Secret Responsibilities...position will be *on-site* and will require an active Top Secret with SCI eligibility. +… more
    ISYS Technologies (08/20/25)
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  • Security Analyst

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …working outdoors, bending, transporting equipment Required Experience: + US Citizenship and active TS / SCI clearance with SSBI (within the last 5 years) ... facility and organization. This includes day-to-day support for Collateral, SCI , and SAP activities, as well as security compliance,...compliance reviews and Air Force SAP security inspections + Top Secret Control for accountable material and… more
    Kratos Defense & Security Solutions, Inc. (06/22/25)
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  • Hardware/Software Systems Integration Lead

    Lockheed Martin (Littleton, CO)
    …reviewer * Experience developing training material and as an instructor * Active Top Secret / SCI Clearance **Security Clearance Statement:** This ... talent pipeline for HW/SW integration\. * Improve HW/SW integration training material and serve as lead instructor for ...a US Citizen for consideration\. ** Clearance Level:** TS / SCI **Other Important Information You… more
    Lockheed Martin (07/12/25)
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  • Principal Specialist, Contracts (Onsite)

    RTX Corporation (Aurora, CO)
    …related field and minimum 3 years' experience + Active and transferable US government issued Top Secret / SCI security clearance is required prior to start ... is required, as only US citizens are eligible for a security clearance ​ **Security Clearance :** DoD Clearance : TS / SCI At Raytheon, the foundation of… more
    RTX Corporation (08/08/25)
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  • Advanced Programs Mission Architect - Staff…

    Northrop Grumman (Boulder, CO)
    …required to start; with the ability to obtain and maintain a Top Secret / SCI ( TS / SCI ) security clearance . + Knowledge of Space Development Agency ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees… more
    Northrop Grumman (08/28/25)
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  • Senior Manager, Contracts (Onsite)

    RTX Corporation (Aurora, CO)
    …related field and minimum 7 years experience + Active and transferable US government issued Top Secret / SCI security clearance with the ability to obtain ... US citizenship is required, as only US citizens are eligible for a security clearance ​ **Security Clearance :** TS / SCI without Polygraph At Raytheon,… more
    RTX Corporation (08/08/25)
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  • Principal Systems Engineer - Military Operations…

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …programming or standard tools such as Matlab, Python, and C++. + **Active Top Secret US Security Clearance with SCI eligibility US Security Clearance ... **IMPORTANT NOTICE:** This position requires current/active Top Secret with SCI eligibility US Security Clearance . US Citizenship status is required as… more
    Sierra Nevada Company, LLC (08/08/25)
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  • Systems Engineer II - Military Operations Research

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …and C++. + **Eligible to obtain/maintain Top Secret with SCI eligibility US Security Clearance is required** **Qualifications We Prefer:** + Military ... **IMPORTANT NOTICE:** This position requires current/active Top Secret with SCI eligibility US Security Clearance . US Citizenship status is required as… more
    Sierra Nevada Company, LLC (07/02/25)
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