• Sr Systems Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …project engineers and program managers, to ensure the successful integration and deployment of OMS solutions. Your expertise will be instrumental in advancing the ... + **Ability to obtain and maintain a Secret security clearance .** **Qualifications We Prefer:** + Knowledge of the OMS/UCI...ability to obtain and maintain a Secret US Security Clearance . US Citizenship status is required as this position… more
    Sierra Nevada Company, LLC (07/15/25)
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  • Business Development Analyst - SATCOM Mission…

    Lockheed Martin (Highlands Ranch, CO)
    …and procedures * Must be a United States citizen an have an active Top Secret clearance with a current investigation or CV date within 5 years with the ability to ... obtain a TS/SCI **Desired Skills:** * Active TS/SCI security clearance * Advanced degree \(Master's or Ph\.D\.\) in a relevant technical field and/or a Master's in… more
    Lockheed Martin (07/12/25)
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  • Systems Integration Engineer - FBM

    Lockheed Martin (Littleton, CO)
    …US Citizen, andcurrently possess and be able to maintain a US DoD SECRET clearance , with ability to obtain TOP SECRET,to support this government contract, as well as ... throughout engineering lifecycle \(system definition, design, build, test and operational deployment \) * Positive demeanor, accountable and responsible and able to… more
    Lockheed Martin (07/12/25)
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  • Mechanical Engineer - Structural Dynamics Analyst…

    Lockheed Martin (Highlands Ranch, CO)
    …commercially available software codes, that simulate mechanical loading conditions, mechanism deployment motions, and the response behavior of missile segment and ... be a US Citizen and have the ability to obtain a government security clearance **Desired Skills:** * A Master's degree is strongly preferred for this position… more
    Lockheed Martin (07/12/25)
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  • Mechanical Engineer Design Verification Checker

    Lockheed Martin (Littleton, CO)
    …product development teams\. \-Ability and desire to obtain a TS/SCI clearance , requires US citizenship\. **Desired Skills:** Desirable candidate will have or ... be able to: \- Current TS/SCI clearance \- EPDM Windchill experience\. \- Creo experience\. \-...Set Rating experience\. \- Demonstrated commitment to development and deployment of productivity / performance improvements and leveraging new… more
    Lockheed Martin (07/12/25)
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  • Systems Engineer

    Lockheed Martin (Longmont, CO)
    …packages for technical accuracy and completeness * Support the development of deployment plans for new software releases * Review planned regression testing and ... systems * Experience developing and executing test plans * Secret Security clearance with ability to obtain TS/SCI **Desired Skills:** * Experience with OPIR… more
    Lockheed Martin (07/12/25)
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  • Principal Database Developer (Onsite)

    RTX Corporation (Aurora, CO)
    …or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, ... as only US citizens are eligible for a security clearance ​ **Security Clearance :** TS/SCI without Polygraph **This...requirements. + Exposure to DevOps practices related to database deployment and automation. + Experience as the sole or… more
    RTX Corporation (07/10/25)
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  • Sr. Missile Systems Integration & Test Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …play a critical role in the research, design, development, testing, certification, deployment , and improvement of cutting-edge products and services. This role will ... ability to obtain and maintain a Secret US Security Clearance is required** **Qualifications We Prefer:** + Background in...ability to obtain and maintain a Secret US Security Clearance . US Citizenship status is required as this position… more
    Sierra Nevada Company, LLC (06/02/25)
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  • Deputy Software Lead (level 5) [Active TS/SCI…

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees ... Lead in overseeing the development lifecycle, including planning, development, testing, and deployment . Serve as a technical mentor and resource for team members.… more
    Northrop Grumman (08/09/25)
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  • Senior Systems Engineer, Air & Space Defense…

    RTX Corporation (Aurora, CO)
    …or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship 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… more
    RTX Corporation (08/08/25)
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