• Site Engineer - Secret Clearance

    Lockheed Martin (Colorado Springs, CO)
    …developing, and integrating new capabilities for the Missile Defense System that protects the United States and its allies\. While we are part of a large ... This position requires a government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Secret **Other Important Information… more
    Lockheed Martin (09/18/25)
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  • Model Based Systems Engineering Lead

    Lockheed Martin (Littleton, CO)
    …team in Denver, Colorado\. Lockheed Martin is looking for a highly motivated Model Based Systems Engineer \(MBSE\) to become a member of the Systems ... and Integration Team \(SEIT\)\. As a Systems Engineer for Model\-Based System Engineering \(MBSE\) you will lead...requires a government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS/SCI… more
    Lockheed Martin (09/17/25)
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  • Systems Engineering, MBSE

    Lockheed Martin (Littleton, CO)
    …and find a career that's built for you\. Lockheed Martin seeks a highly motivated ** Systems Engineer for Model Based Systems Engineering \(MBSE\)** to join ... the Global Security team in Denver, Colorado\. As a ** Systems Engineer for Model Based Systems...requires a government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS/SCI… more
    Lockheed Martin (08/23/25)
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  • Vehicle Engineer ( Engineer…

    Northrop Grumman (Colorado Springs, CO)
    …+ Top Secret clearance with the ability to obtain SCI at time of application + US citizen + Ability to work within a group of diversified individuals with ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological… more
    Northrop Grumman (10/01/25)
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  • Systems Engineering Manager

    Lockheed Martin (Littleton, CO)
    …Manager** to lead a team spanning a multi\-segment program\. * Team with the Chief Systems Engineer , Chief Engineer , CAM and Segment leads to manage program ... This position requires a government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS/SCI w/Poly **Other Important… more
    Lockheed Martin (09/24/25)
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  • Lead Electrical Systems Integrator

    Lockheed Martin (Littleton, CO)
    …\- Experience with Risk and Opportunity Management * Prior experience as a Responsible Systems Engineer \(RSE\) or Certified Principal Engineer \(CPE\) or ... This position requires a government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS/SCI **Other Important Information… more
    Lockheed Martin (08/15/25)
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  • Cost Account Manager (CAM) - Systems…

    RTX Corporation (Aurora, CO)
    **Date Posted:** 2025-09-11 **Country:** United States of America **Location:** CO102: 16800 E Centretech Pkwy,Aurora 16800 East Centretech Pkwy Building S75, ... date.​ US citizenship is required, as only US citizens are eligible for a security...system? We have an exciting opportunity for a **Senior Systems Engineer - Cost Account Manager** to… more
    RTX Corporation (08/14/25)
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  • Mech Systems Integrator

    Lockheed Martin (Littleton, CO)
    …complex problems and train others in their application * Experience as Responsible Systems Engineer \(RSE\), Certified Principal Engineer \(CPE\) or Delegate ... This position requires a government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS/SCI **Other Important Information… more
    Lockheed Martin (08/23/25)
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  • Systems Modeling and Analysis…

    Lockheed Martin (Littleton, CO)
    …This position requires a government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS/SCI w/Poly **Other Important ... related field and/or equivalent work experience * Demonstrated ability performing systems modeling and analysis * Experience in mission analysis tools development… more
    Lockheed Martin (09/24/25)
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  • Systems Architect IV

    Lockheed Martin (Littleton, CO)
    …solution architectures spanning air, space, maritime, and land domains\. \- You will need to be a US Citizen , and able to possess and maintain a US DoD TOP ... development efforts \- Experience applying MBSE concepts in a Systems Engineer or Systems Architect...requires a government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS/SCI… more
    Lockheed Martin (08/14/25)
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