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62 system integration and test engineer jobs found in Longmont, CO

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Lockheed Martin
Jun 12, 2026
System Integration and Test Engineer 2
Lockheed Martin Littleton, CO
Description: Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. Do you have a passion for working on emerging technologies? Hypersonic Strike Weapon...
Lockheed Martin
Jun 04, 2026
Systems Integration and Test Engineer
Lockheed Martin Boulder, CO
Description: The coolest jobs on this planet… or any other… are with Lockheed Martin Space OVERVIEW: At the dawn of a new space age, Lockheed Martin is a pioneer, partner, innovator and builder. Our amazing people are on a mission to make a difference in the world and every day we use our unique skills and experiences to create, design and build solutions to some of the worlds’ hardest engineering problems. Our culture encourages employees to dream big, perform with excellence and create incredible products. We provide the resources, inspiration and focus and if you have the passion and courage to dream big, we want to build a better tomorrow with you. Our amazing people are on a mission to make a difference in the world and every day we use our unique skills and experiences to create, design and build solutions to some of the worlds’ hardest engineering problems. Our culture encourages employees to dream big, perform with excellence and create incredible products. We provide the...
Lockheed Martin
May 15, 2026
Systems Integration and Test Engineer - Level 2
Lockheed Martin Littleton, CO
Description: Lockheed Martin Space is seeking a highly motivated and detail-oriented System Integration & Test Engineer to join our team in Littleton, CO to work in a lab environment. As an early career professional, you will play a key role in supporting customer test needs and requirements by developing and implementing test solutions that meet technical, schedule, and cost constraints. By bringing together people that use their passion for purposeful innovation, at Lockheed Martin we keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel development and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. At Lockheed Martin, we place an emphasis on...
Lockheed Martin
May 15, 2026
Systems Integration and Test Engineer - Level 2
Lockheed Martin Littleton, CO
Description: Lockheed Martin Space is seeking a highly motivated and detail-oriented System Integration & Test Engineer Associate to join our team in Littleton, CO to work in a lab environment. As an early career professional, you will play a key role in supporting customer test needs and requirements by developing and implementing test solutions that meet technical, schedule, and cost constraints. By bringing together people that use their passion for purposeful innovation, at Lockheed Martin we keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel development and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. At Lockheed Martin, we place an...
Lockheed Martin
Jun 19, 2026
ASIC/FPGA Design Engineer III
Lockheed Martin Denver, CO
Description: Join Our Team as a ASIC/FPGA Design Engineer where you will work on the development of a sophisticated state-of-the-art avionics product in a world class Integrated Product Development environment. Location: This position does not support teleworking ; the selected candidate will be located near our Lockheed Martin Space facility in: • Sunnyvale CA • Denver CO • Highlands Ranch CO You will be working a flexible 9x80 schedule in the office full-time. About Lockheed Martin Space Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready...
Lockheed Martin
Jun 06, 2026
ASIC/FPGA Design Engineer III, Secret Clearance
Lockheed Martin Denver, CO
Description: Join Our Team as a ASIC/FPGA Design Engineer where you will work on the development of a sophisticated state-of-the-art avionics product in a world class Integrated Product Development environment. Location: This position does not support teleworking ; the selected candidate will be located near our Lockheed Martin Space facility in: • Sunnyvale CA • Denver CO • Highlands Ranch CO You will be working a flexible 9x80 schedule in the office full-time. About Lockheed Martin Space Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready...
Lockheed Martin
Jun 02, 2026
ASIC/FPGA Design Engineer III
Lockheed Martin Denver, CO
Description: Join Our Team as a ASIC/FPGA Design Engineer where you will work on the development of a sophisticated state-of-the-art avionics product in a world class Integrated Product Development environment. Location: This position does not support teleworking ; the selected candidate will be located near our Lockheed Martin Space facility in: • Sunnyvale CA • Denver CO • Highlands Ranch CO You will be working a flexible 9x80 schedule in the office full-time. About Lockheed Martin Space Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready...
Lockheed Martin
Jun 19, 2026
Circuit Design Engineer III
Lockheed Martin Englewood, CO
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 product in a world class Integrated Product Development environment. Location: This position does not support teleworking ; you will be located near our Lockheed Martin Space facility in: Englewood or Littleton CO and be expected to work a flexible 9x80 schedule in the office full-time. Space is a critical domain, connecting our technologies, our security, and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire, and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st...
Lockheed Martin
Jun 02, 2026
Stress Analysis Senior Engineer
Lockheed Martin Englewood, CO
Description: The Stress Analysis Engineer will own moderate‑to‑complex structural‑analysis work‑packages, mentor junior analysts, and provide technical leadership for propulsion subsystem stress analyses. The role bridges detailed finite‑element modeling with design‑review participation, ensuring that stress analysis meets program performance, reliability, and safety requirements. Advanced Stress Analysis • Lead static, dynamic, and fatigue analyses using linear and non linear solutions in Siemens NX. • Develop and validate high‑fidelity FEM models (meshing strategy, material definition, boundary conditions). • Perform load‑case generation and factor‑of‑safety assessment for critical structures Design Integration & Trade Studies • Translate system‑level requirements into detailed stress‑analysis specifications. • Provide design‑size recommendations, reinforcement concepts, and material substitutions to meet weight‑strength targets. • Participate in multidisciplinary trade...
Lockheed Martin
May 28, 2026
Mechanical Engineer Staff - Propulsion
Lockheed Martin Englewood, CO
Description: Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Fleet Ballistic Missiles (FBM) is one of Lockheed Martin’s outstanding Lines of Businesses that prioritizes partnership, integrity, and reliability. The Life Extension 2...
Lockheed Martin
Apr 15, 2026
Electronics Engineer III, Avionics
Lockheed Martin Englewood, CO
Description: Join Our Team as an Electronics Engineer where you will work on the development of a sophisticated state-of-the-art avionics product in a world class Integrated Product Development environment. Location: This position does not support teleworking ; the selected candidate will be located near our Lockheed Martin Space facility in: • Littleton or Englewood CO You will be working a flexible 9x80 schedule in the office full-time. For over 60 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s mission to provide affordable and credible strategic defense. We offer unique career opportunities and challenges on a program with a rich history and exciting future. We help keep this nation and our allies secure. The FBM Program is experiencing significant growth and we need your expertise to deliver amazing new technologies to our customers while maintaining the technical requirements of the strategic deterrence. Key activities you will...
Lockheed Martin
Mar 31, 2026
Cable and Harness ElectroMechanical Engineer II
Lockheed Martin Englewood, CO
Description: Join us at Lockheed Martin as an ElectroMechanical Engineer where you will be responsible for product design, development, and production support for the Cable and Interconnects team on the Fleet Ballistic Missile (FBM) Program. Location: This position does not support teleworking; the preferred candidate will be located near our Lockheed Martin Space facility one of the Coolest places to work: Englewood CO or Littleton CO , and be expected to work in the office. What does this role look like? The Fleet Ballistic Missile Avionics team is seeking an experienced Electromechanical Engineer who will work closely with senior engineers to develop preliminary 3D concept models of space flight avionics Cable and Harnessing and ultimately advance them for flight use. Key activities you will accomplish in this role: • Develop Cable designs, performance and test requirements, and stress and thermal analysis. • Identify initial physical architecture for the...
Lockheed Martin
Mar 27, 2026
Circuit Design Engineer II
Lockheed Martin Englewood, CO
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 product in a world class Integrated Product Development environment. Location: This position does not support teleworking ; you will be located near our Lockheed Martin Space facility in: Englewood or Littleton CO and be expected to work a flexible 9x80 schedule in the office full-time. Space is a critical domain, connecting our technologies, our security, and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire, and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st...
Lockheed Martin
Jun 19, 2026
Orion Systems Engineer – Early Career
Lockheed Martin Littleton, CO
Description: At Lockheed Martin we keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide career opportunities designed to propel development and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. This is a place for engineers, scientists, and problem-solvers who are ready to engage deeply, think critically, and build with purpose. You will not just launch a career. You will be part of something bigger. This is where the best are built. Lockheed Martin Space is seeking a full-time Orion Systems Engineer. Be a part of the Artemis and Orion teams taking astronauts to the Moon and beyond. As a Systems Engineer on the Orion program, you will be responsible for the planning, preparation, and execution of...
Lockheed Martin
Jun 19, 2026
Circuit Design Engineer III
Lockheed Martin Littleton, CO
Description: As a Circuit Design Engineer, you will work on the development of a sophisticated state-of-the-art Avionics product in a world class Integrated Product Development environment. You will: • Design/Capture electrical schematics and guide the board layouts. • Perform electrical Worst Case Analysis and Electrical Parts Stress Analysis. • Work on a cross-functional team in the development and integration of world class avionics systems. • Resolve test anomalies and troubleshooting, and generation, review and presentation of Product Certification, and also support system level testing. Basic Qualifications: • Bachelor of Science or higher from an accredited college in Electrical Engineering or related discipline, or equivalent experience/combined education. • Experience in electronics design, with a focus on CCA design and development. • Experience as a technical lead or responsible engineer. Desired Skills: • Experienced at leading teams through challenging...
Lockheed Martin
Jun 12, 2026
Circuit Design Engineer V, Secret Clearance
Lockheed Martin Littleton, CO
Description: Join Our Team as an Circuit Design Responsible Engineer where you will work on the development of a sophisticated state-of-the-art avionics product in a world class Integrated Product Development environment. Location: This position does not support teleworking ; you will be located near our Lockheed Martin Space facility in: Littleton CO and be expected to work a flexible 9x80 schedule in the office full-time. About Lockheed Martin Space Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency...
Lockheed Martin
Jun 12, 2026
Electrical/Mechanical Ordnance Engineer
Lockheed Martin Littleton, CO
Description: Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. We are seeking a multidisciplinary Electrical/Mechanical Ordnance Engineer to support...
Lockheed Martin
Jun 12, 2026
Electrical Engineer IV, Hypersonics
Lockheed Martin Littleton, CO
Description: Join Our Team as an Electronics Engineer where you will work on the development of a sophisticated state-of-the-art avionics product in a world class Integrated Product Development environment. Location: This position does not support teleworking ; you will be located near our Lockheed Martin Space facility in: Littleton CO and be expected to work a flexible 9x80 schedule in the office full-time. What does this role look like? Please join us as an Electronics Engineer where you will work with engineers in supporting testing phases, providing you with tremendous career growth potential along with meaningful assignments to stretch and hone your expertise. Key activities you will accomplish in this role: • Performing hands-on testing and troubleshooting of Circuit Card Assemblies (CCAs) using a range of equipment including spectrum analyzers and oscilloscopes to measure and analyze data • Assisting in developing and implementing test procedures and...
Lockheed Martin
Jun 06, 2026
Responsible Electronics Product Engineer IV, Hypersonics
Lockheed Martin Littleton, CO
Description: Please join us as a Electronics Responsible Product Engineer where you will work on the development of a sophisticated state-of-the-art avionics product in a world class Integrated Product Development environment. Location: This position does not support teleworking ;the selected candidate will be located near our Lockheed Martin Space facility in: Littleton CO and be expected to work in the office full-time. What does this role look like? The Navy Strategic Systems Programs (SSP) is experiencing significant growth and we need YOUR expertise to deliver amazing new technologies to our customers. We have opportunities that include maintaining existing/upcoming technology insertions to our advanced Hypersonic vehicle. Supporting both the design update and production phases provides you with tremendous career growth potential along with meaningful assignments to stretch and hone your expertise. This is a rare opportunity to work closely alongside our Navy...
Lockheed Martin
Jun 04, 2026
SDN Backbone Chief Engineer
Lockheed Martin Littleton, CO
Description: Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. This position is contingent upon contract award to Lockheed Martin. Estimated award date is currently August 2026. The applicant selected will be subject to a...
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