• Network Engineer (Levels 2, 3)

    CACI International (Denver, CO)
    …and maintain network architecture diagrams. **You'll Bring These Qualifications:** + TS / SCI (current) + Must be able to successfully pass/maintain a US ... Network Engineer (Levels 2, 3) Job Category: Information...Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel… more
    CACI International (11/10/25)
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  • ASIC/FPGA Design Engineer V

    Lockheed Martin (Denver, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... Join Our Team as an **ASIC & FPGA Design Engineer ** where you will support over 50 different programs...position, you will need to obtain and maintain a ** TS / SCI clearance** , thus **US Citizenship** is… more
    Lockheed Martin (10/31/25)
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  • Digital Signal Processing Engineer

    CACI International (Aurora, CO)
    … Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type ... Opportunity:** CACI is seeking a senior Digital Signal Processing Engineer in Aurora, Colorado to be at the forefront...in a scientific, mathematical, or engineering discipline + Active TS / SCI security clearance + Software defined radio… more
    CACI International (11/14/25)
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  • Space Vehicle Responsible Systems Engineer

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... . Ability to work in a fast\-paced, dynamic team environment . Active TS / SCI preferred **Security Clearance Statement:** This position requires a government… more
    Lockheed Martin (11/07/25)
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  • Sr Systems Integration &Test Engineer

    RTX Corporation (Aurora, CO)
    …only US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: TS / SCI At Raytheon, the foundation of everything we do is rooted ... exciting opportunity for a **Sr** **Systems Integration and Test Engineer - Automated Testing** supporting one of our premier...Work in an Agile program environment + **Active DOD TS / SCI to Start with Ability to Obtain… more
    RTX Corporation (11/06/25)
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  • Chief Project Engineer

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …at minimum a Secret clearance with the ability to obtain and maintain a Top Secret / SCI Required Experience: + BS in Electrical Engineering, Computer ... partners and ourselves. Kratos is seeking a Chief Project Engineer for SATCOM and Space Ground System projects of...interaction and trade-off options + Lead and coordinate the Architecture / System / Hardware / Firmware / Software… more
    Kratos Defense & Security Solutions, Inc. (11/05/25)
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  • RF Engineer Staff - Software Defined Radio

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... team is seeking a highly skilled and motivated RF Engineer Stf to join our development team\. As member...of a product\. **Selected candidate must have an active TS / SCI security clearance for consideration\.** **This is… more
    Lockheed Martin (10/11/25)
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  • HW/SW Systems Engineer

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... Engineering \(e\.g\., Electrical, Mechanical, Propulsion, RF, Software, etc\.\) * Eligible for TS / SCI security clearance **Desired Skills:** * Ability to absorb… more
    Lockheed Martin (09/12/25)
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  • Principal Human Factors Engineer

    RTX Corporation (Aurora, CO)
    …Human Factors, Program tasks and analyses. + Active and transferable US government issued Top Secret SCI Clearance. **What We Offer** + Our values ... as only US citizens are eligible for a security clearance​ **Security Clearance:** Secret - Current At Raytheon, the foundation of everything we do is rooted… more
    RTX Corporation (10/23/25)
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  • MBSE System Engineer IRES - Ssfb

    Amentum (Colorado Springs, CO)
    …DoD Secret security clearance * Must have, or obtain, an active DoD Top Secret Security Clearance with SCI eligibility **Desired Requirements:** * Have ... BE ELIGIBLE FOR A SIGN-ON BONUS **Position Title:** **MBSE System Engineer ** **Location:** Schriever Space Force Base, Colorado Springs, CO **Relocation… more
    Amentum (11/17/25)
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