• Test Engineer ( Secret )

    SMX (Boulder, CO)
    Test Engineer ( Secret ) (4777)at SMX(View all jobs) (https://www.smxtech.com/careers/) Boulder, CO Are you interested in the next generation of Space Force ... pressing needs. We have an immediate opportunity for a ** Test Engineer ** who is excited to apply...is on-site in Boulder, CO 5 days per week. Secret level clearance is required.** **Essential Duties & Responsibilities**… more
    SMX (10/30/25)
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  • Integration and Test Engineer

    SMX (Boulder, CO)
    Integration and Test Engineer ( Secret to TS) (4833)at SMX(View all jobs) (https://www.smxtech.com/careers/) Boulder, CO Are you interested in the next ... pressing needs. We are looking for an **Integration and Test Engineer ** who is excited to apply...is on-site in Boulder, CO 5 days per week. Secret level clearance is required with ability to obtain… more
    SMX (11/26/25)
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  • Software Integration and Test

    Lockheed Martin (Colorado Springs, CO)
    …are a dedicated professional with a strong background in system integration and test engineering and a passion for missile defense technologies\. You thrive in ... candidate must be able to obtain a DoD Interim Secret Security Clearance prior to starting this position\. This...must be a US Citizen for consideration\. **Clearance Level:** Secret **Other Important Information You Should Know** **Expression of… more
    Lockheed Martin (11/09/25)
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  • Electro-Optical Staff Engineer (Level IV)…

    Lockheed Martin (Littleton, CO)
    …security and prosperity\. Lockheed Martin Space is seeking a mid\-career **Electro\-Optical Engineer ** to join our team in **Littleton, CO** \! We are searching ... for an engineer or scientist with expertise in fields that support...expertise in fields that support the design, assembly, and test of cameras and optical payloads including optical engineering… more
    Lockheed Martin (11/20/25)
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  • RF Engineer , Senior Staff (Level V)…

    Lockheed Martin (Littleton, CO)
    …career that's built for you\. Lockheed Martin Space is seeking a **Senior Staff RF Engineer ** to join our team in **Littleton, CO** \! Come join the Lockheed Martin ... Missile Defense, and more\. As a Senior Staff RF Engineer within Lockheed Martin Space, you will perform the...multiple phases of RF product lifecycle including design, development, test , and deployment * Engage with other leaders and… more
    Lockheed Martin (11/09/25)
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  • RF Engineer , Senior (Level III)…

    Lockheed Martin (Littleton, CO)
    …Flight and Interplanetary Missions, Missile Defense, and more\. As a Senior RF Engineer within Lockheed Martin Space, you will perform the following: * Support ... multiple phases of RF product lifecycle including design, development, test , and deployment * Engage with other leaders and Subject Matter Experts to participate in… more
    Lockheed Martin (12/10/25)
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  • X-LAB Software Engineer - Secret

    Lockheed Martin (Schriever AFB, CO)
    …mid\-level software engineer to join our team to develop and test innovative solutions in support of X\-Lab projects and experiments\. **Please Note:** * ... This position requires a government security clearance at the Secret level; you must be a US Citizen for...test and analysis tools **Desired Skills:** * Top Secret Clearance with SCI eligibility is a plus *… more
    Lockheed Martin (11/14/25)
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  • Guidance, Navigation & Control Engineer

    Lockheed Martin (Littleton, CO)
    …Role** : We are seeking an experienced Guidance, Navigation, and Control \(GNC\) Engineer , Sr\. Staff \(Level V\) who will specialize in Modeling and Simulation ... and working collaboratively across teams Job Responsibilities and Modeling & Simulation Engineer tasks, will include: * Design and documentation of model and… more
    Lockheed Martin (11/22/25)
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  • Survivability & Nuclear Hardness Engineer

    Lockheed Martin (Littleton, CO)
    …Learn more about Trident II D5 fleet Ballistic Missile\. As a Survivability Staff Engineer , you will lead and / or support the Specialty Engineering team in one ... nuclear radiation * Conducting technical planning, specification requirements derivation, test and analysis, design, planning and execution, documentation, and… more
    Lockheed Martin (12/06/25)
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  • Electronics Engineer IV, Electrical Ground…

    Lockheed Martin (Littleton, CO)
    …lead a team responsible for development, test , and maintenance of integrated test systems, and experience as Subject Matter Engineer or equivalent\. * ... **Description:** Join our team as an **Electronics Engineer ** where you will be a part of...consisting of software, hardware, RF, and systems integration and test engineers\. Location: **This position does not support teleworking**… more
    Lockheed Martin (12/10/25)
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  • Electro-Optical Engineer Staff (Level IV)…

    Lockheed Martin (Louisville, CO)
    …career that's built for you\. Lockheed Martin Space is seeking a Staff Electro\-Optical Engineer to join our team in Louisville, CO\. In this position you will have ... parts of the bill of materials \(BOM\) * Performing test checkout of 19" rack chassis and assemblies *...similar * Informal or formal leadership/lead experience * Top Secret clearance required prior to start; US citizenship required… more
    Lockheed Martin (11/09/25)
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  • RF Engineer , Staff (Level IV) - Top…

    Lockheed Martin (Littleton, CO)
    …\(MBSE\) and related tools like DOORS or Jira\. * Design, develop, and test RF systems, including antennas, transceivers, and signal processing algorithms\. * Tackle ... Successful applicants will have experience working as a Certified Principle Engineer \(CPE\), Responsible Systems Engineer \(RSE\), or equivalent\. **Basic… more
    Lockheed Martin (11/26/25)
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  • Electronics Engineer IV, Avionics CCA…

    Lockheed Martin (Littleton, CO)
    **Description:** Join Our Team as an **Avionics CCA Design Engineer ** where you will work on the development of a sophisticated state\-of\-the\-art avionics product ... this role look like?** As an **Electronics CCA Design Engineer ** , you will work on the development of...and integration of world class avionics systems\. * Resolve test anomalies and troubleshooting, and generation, review and presentation… more
    Lockheed Martin (10/02/25)
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  • RF Engineer , Senior Staff (Level V) - Top…

    Lockheed Martin (Littleton, CO)
    …ensuring security and prosperity\. Lockheed Martin Space is seeking a Senior Staff RF Engineer \(level 5\) to join our team in Littleton, CO\! By joining the ... Successful applicants will have experience working as a Certified Principle Engineer \(CPE\), Responsible Systems Engineer \(RSE\), or equivalent\. **\*\*\*This… more
    Lockheed Martin (11/19/25)
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  • Global SE - Interface Engineer

    Lockheed Martin (Colorado Springs, CO)
    …Security, and enhancing critical missile defense technologies\. **The Work** The Interface Engineer will lead in authoring the development of ICDs and IDDs\. This ... sensors, and other Command and Control Systems\. The Interface Engineer will ensure the ICDs and IDDs created are...organization as well as support to program integration and test related efforts for the associated interface\. Successful candidate… more
    Lockheed Martin (11/07/25)
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  • Senior Mechanical Engineer - Stress…

    Lockheed Martin (Englewood, CO)
    …of missile flight structures and mechanisms, electronic components, and ground and test support equipment using standardized processes and tools\. You will review ... in design reviews and outside contracts * Supporting static structural test definition, requirements, monitoring, data reduction, and comparison to analysis while… more
    Lockheed Martin (12/11/25)
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  • Project Engineer III ( Secret

    Lockheed Martin (Colorado Springs, CO)
    …enhancing leading\-edge missile defense technologies\. **The Work** The project engineer will plan, execute, and coordinate complex, multi‑disciplinary engineering ... missile defense\. Together, this national team supports the design, development, test , integration and fielding of hardware and software elements that enable… more
    Lockheed Martin (11/26/25)
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  • Guidance, Navigation & Control Engineer

    Lockheed Martin (Littleton, CO)
    …models and systems against analytical referents, hardware qualification data, flight test data, or other artifacts Successful applicants generally have at least ... this position requires the selected employee to be aU\.S\. Citizen\. * Final Secret clearance is required to start employment\. Applicants must possess a currently… more
    Lockheed Martin (11/22/25)
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  • Project Engineer IV ( Secret

    Lockheed Martin (Colorado Springs, CO)
    …and enhancing leading\-edge missile defense technologies\. **The Work** The Project Engineer IV partners with the Networks and Enterprise Services \(NES\) Agile ... missile defense\. Together, this national team supports the design, development, test , integration and fielding of hardware and software elements that enable… more
    Lockheed Martin (11/26/25)
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  • RF Engineer , Staff (Level IV) - Top…

    Lockheed Martin (Littleton, CO)
    …on world class RF Payloads\. **What You'll Do:** As a experienced RF Systems Engineer , you will lead the model based systems engineering \(MBSE\) efforts across the ... trade studies, system modeling, requirements development, system integration and test , modeling and/or simulation development, etc\. * System design experience… more
    Lockheed Martin (12/03/25)
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