• 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 (01/06/26)
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  • Test Engineer (Broomfield, CO)…

    SMX (Broomfield, CO)
    Test Engineer (4929) (Broomfield, CO) ( Secret )at SMX(View all jobs) (https://www.smxtech.com/careers/) Broomfield, CO Outside Analytics has recently become a ... to address our customers most pressing needs. We have an immediate opportunity for a ** Test Engineer ** who is excited to apply their automated testing talents to… more
    SMX (01/06/26)
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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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  • 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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  • 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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  • 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, 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 (01/08/26)
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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\. \#NSSGS… more
    Lockheed Martin (11/26/25)
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  • Circuit Design Engineer IV, Secret

    Lockheed Martin (Littleton, CO)
    …CCA design and development\. * Experience as a technical lead or responsible engineer \. * Active ** Secret clearance** thus **US Citizenship** is required\. ... **Description:** Join Our Team as an **Avionics Circuit Design Engineer ** where you will work on the development of a sophisticated state\-of\-the\-art avionics… more
    Lockheed Martin (01/08/26)
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  • Senior RF Engineer (Level III) - Top…

    Lockheed Martin (Littleton, CO)
    …that's built for you\. - - - Lockheed Martin Space is seeking a **Senior RF Engineer ** to join our team in **Littleton, CO** \! By joining the Lockheed Martin Space ... Successful applicants will have experience working as a Certified Principle Engineer \(CPE\), Responsible Systems Engineer \(RSE\), or equivalent\. \#NSSGS… more
    Lockheed Martin (12/16/25)
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  • Electrical Systems Integration Engineer V,…

    Lockheed Martin (Littleton, CO)
    **Description:** Please join us as a **Electrical Systems Integration Engineer ** , where you will lead the development and certification of the Processor and Control ... all electronics units together and verify end\-to\-end functional and test capabilities\. - - - **Key activities you will...20\+ years of professional experience\. * An active DoD ** Secret clearance** , thus **US Citizenship** \. - -… more
    Lockheed Martin (01/08/26)
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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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  • 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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  • Software Engineer (Top Secret

    KBR (Colorado Springs, CO)
    Title: Software Engineer (Top Secret Security Clearance Required) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end ... national security. KBR, is seeking a highly motivated Software Engineer to join us in supporting our great nation,...Required Qualifications + Security Clearance: Active US Government Top Secret / SCI security clearance (US citizenship required) +… more
    KBR (01/09/26)
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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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  • Staff Engineer Systems - X-Lab Chief…

    Northrop Grumman (Colorado Springs, CO)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, our employees ... Systems-Launch and Missile Defense Systems presents an excellent opportunity for a Staff Engineer Systems - X-Lab Chief Scientist to join our team of skilled and… more
    Northrop Grumman (01/06/26)
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  • Electromagnetic Environmental Effects (E3)…

    Lockheed Martin (Littleton, CO)
    …ensuring security and prosperity\. As an Electromagnetic Engineering Effects \(E3\) Engineer , you will support the System Engineering \(SE\) Special Disciplines ... perform main aspects of EMI testing to include: planning, writing of test procedures, conducting/overseeing the equipment availability, setup, testing, and test more
    Lockheed Martin (12/04/25)
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  • RF Engineer (Level V) - Top Secret

    Lockheed Martin (Littleton, CO)
    …that's built for you - - - Lockheed Martin Space is seeking an experienced RF Engineer to join our team in Littleton, CO\! In this role, you will support the Global ... modeling, calibration, risk/opportunities, support to proposal efforts, and payload post\- test analysis\. \#NSSGS \#SpaceRF **Basic Qualifications:** * Experience with… more
    Lockheed Martin (12/19/25)
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  • Laser Communication Engineer (Level III)…

    Lockheed Martin (Littleton, CO)
    Engineer will contribute to the procurement, design, development, test and integration of space\-based optical communication systems\. You will develop ... you\. Lockheed Martin Space is seeking a Laser Communication Engineer to join our team in Littleton, CO\! As...free space optical communication \(laser communication\) * Active Top Secret clearance; must be able to obtain a TS/SCI;… more
    Lockheed Martin (12/24/25)
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