• Principal Data Modeler and Database…

    RTX Corporation (Aurora, CO)
    …to perform database administration activities, deployment automation. + Active and transferable Top Secret US government issued security clearance is required ... as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI without Polygraph At Raytheon, the foundation of everything we do is rooted… more
    RTX Corporation (10/13/25)
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  • Senior Mechanical Engineer - Thermal…

    Lockheed Martin (Littleton, CO)
    …Understanding of physics\-based modeling, simulation, and analysis * Ability to obtain a Top Secret clearance; US citizenship is required **Desired Skills:** * ... a community of engineers looking for an enthusiastic Mechanical Engineer to join the tight\-knit group\. The FBM Trident...collaboration tools, such as Jira and Confluence * Active Top Secret clearance **Security Clearance Statement:** This… more
    Lockheed Martin (10/29/25)
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  • DevSecOps Engineer

    SMX (Boulder, CO)
    …& Experience** + This position will require the ability to obtain a US government DoD Top Secret Security clearance. Interim or Active DoD Top Secret ... DevSecOps Engineer (4387)at SMX(View all jobs) (https://www.smxtech.com/careers/) Boulder, CO...as Jira and Confluence. + Interim or Active DoD TOP SECRET security clearance or higher **Application… more
    SMX (10/29/25)
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  • AI/ML Engineer

    Lockheed Martin (Littleton, CO)
    …recognize patterns and perform specific functions * The ability to obtain a Top Secret clearance **Desired Skills:** * Demonstrated proficiency in designing ... level Autonomy and Artificial Intelligence \(A/AI\) Machine Learning \(ML\) Engineer who wants to join our mission\. As an...* Experience in Agile development and JIRA * Active Top Secret clearance \#LMSpaceAI **Security Clearance Statement:**… more
    Lockheed Martin (11/02/25)
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  • Algorithms Software Engineer - Level 3 or 4

    Northrop Grumman (Boulder, CO)
    …**Preferred Qualifications:** + A current active in-scope US Government DoD issued Top Secret security clearance. + Strong statistical background and skills. ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees have… more
    Northrop Grumman (09/30/25)
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  • Project Engineer Staff

    Lockheed Martin (Littleton, CO)
    …technical goals * US Citizenship with the ability to obtain and maintain a Top Secret security clearance **Desired Skills:** * Project and program management * ... Trident II D5 Fleet Ballistic Missile As a Project Engineer , you will: * Serve as an Integrated Product...with missile design development and production program * DoD Top Secret clearance - - - You… more
    Lockheed Martin (11/09/25)
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  • Project Engineer Sr.

    Lockheed Martin (Littleton, CO)
    …products, including Word, Excel, and Power Point * Ability to obtain a DoD Top Secret clearance **Desired Skills:** * Demonstrated ability to analyze and resolve ... solutions * Fleet Ballistic Missile \(FBM\) program experience * Active DoD Top Secret clearance **Security Clearance Statement:** This position requires a… more
    Lockheed Martin (11/01/25)
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  • RF Engineer , Senior (Level III)…

    Lockheed Martin (Littleton, CO)
    …* Selected candidates will be required to obtain, and maintain, a government issued Top Secret for long term employment on this program\. **Desired Skills:** * ... Missions, Missile Defense, and more\. As a Senior RF Engineer within Lockheed Martin Space, you will perform the...procurement experience * Ability to obtain, and maintain, a Top Secret clearance **Security Clearance Statement:** This… more
    Lockheed Martin (10/22/25)
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  • ElectroMechanical Harness Engineer V, Lead

    Lockheed Martin (Englewood, CO)
    …needed to start in this position, you will need to obtain and maintain a DoD ** Top Secret clearance** , thus **US Citizenship** is required\. - - - **Why ... security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression of… more
    Lockheed Martin (11/14/25)
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  • Survivability & Nuclear Hardness Engineer…

    Lockheed Martin (Littleton, CO)
    …to start\. * Candidates must have the ability to obtain \(and maintain\), a Top Secret security clearance for long\-term employment on this program\. **Desired ... II D5 fleet Ballistic Missile\. As a Survivability Staff Engineer , you will lead and / or support the...9 years or more of professional experience * Active Top Secret security clearance **Security Clearance Statement:**… more
    Lockheed Martin (10/29/25)
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