• Senior Systems Engineer - TS/SCI…

    RTX Corporation (Aurora, CO)
    …create a safer, more secure world. We have an exciting opportunity for a **Senior Systems Engineer ** supporting one of the premier programs within the Air & ... Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​...Space Defense Systems (ASDS) business unit . This role leverages and… more
    RTX Corporation (08/20/25)
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  • Model-Based Systems Engineer

    Lockheed Martin (Littleton, CO)
    …deterrence\. Learn about the Trident II D5 Fleet Ballistic Missile\. As a Systems Engineer for Model\-Based System Engineering \(MBSE\) you will lead and ... Engineering practices and implementation * Familiar with Model Based Systems Engineering tools * Active Secret Clearance ...ability to obtain and maintain a Top Secret security clearance , US Citizenship required **Desired Skills:** *… more
    Lockheed Martin (09/13/25)
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  • Systems Engineer Senior - Mechanical…

    Lockheed Martin (Englewood, CO)
    …Ballistic Missile\. Lockheed Martin \(LM\) is looking for a highly motivated Mechanical Systems Integration Engineer to become a member of the Missile System ... Engineering & Integration Team\. As a ** Systems Integration Engineer ** , you will serve...Ability to obtain and maintain a DoD Top Secret Clearance ; US Citizenship required \. **Desired Skills:** *… more
    Lockheed Martin (09/22/25)
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  • Engineer Systems - Systems

    Northrop Grumman (Colorado Springs, CO)
    …DoD-issued **Secret** security clearance at the time of application, which is required to start + Exposure to Systems Engineering concepts and skills such ... Systems -Launch and Missile Defense Systems offers an excellent opportunity for an Engineer Systems - Systems Integration Engineer (25-445) to join… more
    Northrop Grumman (09/13/25)
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  • Principal Systems Engineer (Software…

    Northrop Grumman (Aurora, CO)
    …making history. Northrop Grumman Space Systems (NGSP) is seeking a **Principal Systems Engineer (Software Integrator)** / **Sr. Principal Systems ... Systems Engineering Integration & Test (SEIT) team, an Integration & Test engineer gains an understanding of the Systems Engineering process across a… more
    Northrop Grumman (08/23/25)
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  • Systems Engineer - Systems

    RTX Corporation (Aurora, CO)
    …that create a safer, more secure world. We have an exciting opportunity for a ** Systems Engineer ** - ** Systems Architecture and Design** to join our team ... to obtain and maintain a US government issued security clearance is required .​ US citizenship is ...supporting a classified Program. In this role as the Systems Architect & Design (SA&D) Engineer , you… more
    RTX Corporation (08/29/25)
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  • Lead Sr. Staff SE/SEIT - Top Secret…

    Lockheed Martin (Littleton, CO)
    …engineering efforts\! **Basic Qualifications:** * Current/Active DoD Top Secret Security Clearance with SCI eligibility * Strong Systems Engineering, ... ideal candidate, you will have a strong background in systems engineering, integration, and test, with experience leading teams...an exciting opportunity for a seasoned SE or SEIT engineer to lead a team of talented engineers and… more
    Lockheed Martin (09/24/25)
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  • Principal Global Engineer Systems

    Northrop Grumman (Colorado Springs, CO)
    …and Missile Defense Systems offer an excellent opportunity for a Principal Global Engineer Systems (25-468 & 25-469) to join our team of skilled and diverse ... defense system's current and future capabilities. This is a Systems Engineer position, and the successful candidate...clearance at the time of application, which is required to start with the ability to be cleared… more
    Northrop Grumman (09/20/25)
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  • Systems Engineer II

    Sierra Nevada Company, LLC (Lone Tree, CO)
    … that protect and sustain our way of living. Join our team! As a Systems Engineer II within our Mission Systems Integration directorate, you'll play ... a critical role in advancing our ground-based air defense systems and CUAS technologies. You will use your skills...ability to obtain and maintain a Secret US Security Clearance is required **Qualifications We Prefer:** +… more
    Sierra Nevada Company, LLC (09/30/25)
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  • Systems Security Engineer II

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …about creating and managing for highly complex systems ? Join our team! As a Systems Security Engineer II, you will be using your skills and expertise to ... systems , network, environments, and capabilities + Manage and engineer cybersecurity capabilities at SNC including cybersecurity network tools, data loss… more
    Sierra Nevada Company, LLC (09/10/25)
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