• Systems Security Engineer II

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …SSCP etc.) + Active Secret US Security Clearance with ability to Obtain Top Secret **​** **Qualifications We Prefer:** + Proven track record of maintaining ... complex systems ? Join our team! As a Systems Security Engineer II, you will be...Employ best practices when implementing security requirements for information systems including Model Based System Engineering (MBSE)… more
    Sierra Nevada Company, LLC (09/10/25)
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  • Software Engineer Level 2 or 3

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... Software and Digital Engineering department which has 200+ Software Engineer , DevOps Engineer , Systems Administrator,...can be considered in lieu of degree. + **Active Top Secret /SCI security clearance required at time… more
    Northrop Grumman (08/31/25)
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  • Sr. Principal Software Engineer - (GBM)…

    Northrop Grumman (Colorado Springs, CO)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...+ Applicants must hold a current, active in-scope DoD-issued ** Top Secret ** security clearance at the time… more
    Northrop Grumman (08/15/25)
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  • Reliability Engineer

    Lockheed Martin (Littleton, CO)
    …to work in a collaborative and team\-based environment * Active or Current Top Secret clearance **Security Clearance Statement:** This position requires a ... Equipment hardware as part of a team within the Systems Engineering, Integration & Test \(SEIT\) organization,...must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should… more
    Lockheed Martin (10/01/25)
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  • Senior Systems Engineer (MBSE)…

    RTX Corporation (Aurora, CO)
    …a Principal Systems Engineer (MBSE) to provide enterprise-wide systems engineering and integration support within the Intelligence Community. The ideal ... to technical solutions. This role involves developing and maintaining system models using tools such as Cameo Systems...support system architecture development, design validation, and system integration activities. + Map and trace… more
    RTX Corporation (09/03/25)
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  • Mech Systems Integrator

    Lockheed Martin (Littleton, CO)
    …related discipline, or equivalent experience/combined education * Knowledge and application of Systems Integration functions, including one or more of the ... modeling b\.\) Requirements and Interface Control Document \(ICD\) development c\.\) System Integration , Test and/or Verification d\.\) Test planning and… more
    Lockheed Martin (08/23/25)
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  • Principal SATCOM Systems Engineer

    BAE Systems (Westminster, CO)
    …LEO, MEO, GEO based constellations + Familiar with Line-of-Sight (LOS) based communication systems . + Experience with System Integration aboard DoD ... TS /SCI. + Subject Matter Expert (SME) in SATCOM Systems and Design supporting DoD and Commercial communications. +...based on position level and/or job specifics. **Principal SATCOM Systems Engineer ** **114429BR** EEO Career Site Equal… more
    BAE Systems (09/09/25)
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  • Principal Software Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …system architecture making an impact on a software engineering team + Active Top Secret US Security Clearance w/ SCI eligibility is required **Qualifications ... more (https://www.sncorp.com/careers/total-rewards/) . **IMPORTANT NOTICE:** This position requires current/active Top Secret with SCI eligibility US Security… more
    Sierra Nevada Company, LLC (08/08/25)
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  • Systems Engineer II - Military…

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …keep our world united and sustain our way of living. Join our team! As a Systems Engineer , you will be using your skills and expertise to research, architect, ... simulation, and test using progressive tools. As a cross-functional engineer , you are in charge of system -level...such as Matlab, Python, and C++. + **A current/active Top Secret US Security Clearance with SCI… more
    Sierra Nevada Company, LLC (08/20/25)
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  • Sentinel - Gatekeeper Principal Systems…

    Northrop Grumman (Colorado Springs, CO)
    …career today. Northrop Grumman Defense Systems is seeking a **Gatekeeper Principal Systems Engineer .** This role is in **Roy, UT or Colorado Springs, CO** ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...have the ability to obtain a US Government DoD Top Secret security clearance. + Must have… more
    Northrop Grumman (09/04/25)
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