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171 system integration engineer jobs found in Littleton

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Lockheed Martin
Jun 19, 2026
System Security Engineering Integration Engineer
Lockheed Martin Littleton, CO
Description: Lockheed Martin "Ahead of Ready" 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. For over 60 years, the Fleet Ballistic Missile...
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 20, 2026
Responsible Systems Engineer / Systems Integrator
Lockheed Martin Littleton, CO
Description: The coolest jobs on this planet… or any other… are with Lockheed Martin Space. At the dawn of a new space age, Lockheed Martin is a pioneer, partner, innovator and builder. Our amazing men and women are on a mission to make a difference in the world and every single day we use our unique skills, talents and experiences to design and build solutions to some of the world’s hardest engineering problems. Do you want to be part of a culture that inspires employees to envision the impossible, perform with excellence and build incredible products? We provide the resources, inspiration and focus—if you have the passion and courage to dream big, then we want to build a better tomorrow with you. Lockheed Martin (LM) is looking for a Systems Integrator/ Responsible Systems Engineer (SI/RSE) to work closely with the Chief Engineer team on a development program team within the Space Protection Programs Portfolio in Denver, Colorado. As a System Integrator/SI RSE , you...
Lockheed Martin
Jun 04, 2026
GN&C Systems Integration 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. A Level 5 GN&C Integration Engineer drives the end-to-end development, integration,...
Lockheed Martin
Jun 04, 2026
Simulation Systems Integration 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. A Level 5 Simulation Integration Engineer is a senior role responsible for...
Lockheed Martin
Jun 02, 2026
Embedded Integration Systems Engineer Sr
Lockheed Martin Littleton, CO
Description: The Embedded Integration Systems Engineer is responsible for defining, developing, and maintaining the architecture and models of subsystem packages that contain embedded hardware, circuitware, and software elements. This role ensures that each package meets its functional, performance, and interface requirements while providing clear insight into how the embedded components operate within the larger system. The engineer partners with cross‑functional teams to manage package‑level configuration, interface development, and performance metrics. Key Responsibilities: Package Architecture Management -Develop and maintain package‑level architecture models (functional, logical, and physical) for embedded hardware‑software integrations. -Produce and update functional/logical block diagrams, state‑mode charts, functional flows, sequence‑of‑event timelines, mission‑critical events, and Concept of Operations (ConOps) for each package. -Collaborate with systems, hardware,...
Lockheed Martin
Jun 02, 2026
Integration Systems 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. For over 60 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s...
Lockheed Martin
Jun 02, 2026
Senior Embedded Systems Integration & Test 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. The Senior Embedded Systems Integration & Test Engineer will lead and execute...
Lockheed Martin
Jun 02, 2026
Embedded Integration Systems Engineer Sr
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. The Embedded Integration Systems Engineer is responsible for defining, developing, and...
Lockheed Martin
May 12, 2026
Systems Engineer - Systems Integration, Mid-Career
Lockheed Martin Littleton, CO
Description: Lockheed Martin “Ahead of Ready” 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 at the forefront of hypersonic missile...
Lockheed Martin
Apr 23, 2026
Systems Integration Manufacturing Engineer, Staff
Lockheed Martin Littleton, CO
Description: The mission matters. So do the people behind it. With advancing defense technology at our core, what sets us apart is a culture of collaboration, purpose, and impact. What is the mission? 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. What does this role look like? ➥ We are the voice steering today’s design decisions to drive tomorrow’s production success. ➥ This Manufacturing Engineering position will support Space Vehicle design...
Lockheed Martin
Jun 25, 2026
Circuit Design Engineer II, Secret Clearance
Lockheed Martin Littleton, CO
Description: Join Our Team as an Circuit Design Engineer and become a member of the US Navy's Fleet Ballistic Missile (FBM) D5 Life Extension 2 (D5LE2) Avionics team. 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: Littleton CO and be expected to work in the office. 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 through our 21st Century Security®...
Lockheed Martin
Jun 25, 2026
Circuit Design Engineer II, Secret Clearance
Lockheed Martin Littleton, CO
Description: Join Our Team as an Circuit Design Engineer and become a member of the US Navy's Fleet Ballistic Missile (FBM) D5 Life Extension 2 (D5LE2) Avionics team. 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: Littleton CO and be expected to work in the office. 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 through our 21st Century Security®...
Lockheed Martin
Jun 25, 2026
Circuit Design Engineer IV, Secret Clearance
Lockheed Martin Littleton, CO
Description: Join Our Team as an Circuit Design Engineer and become a member of the US Navy's Fleet Ballistic Missile (FBM) D5 Life Extension 2 (D5LE2) Avionics team. 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: Littleton CO and be expected to work in the office. 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 through our 21st Century Security®...
Lockheed Martin
Jun 25, 2026
Circuit Design Engineer IV, Secret Clearance
Lockheed Martin Littleton, CO
Description: Join Our Team as an Circuit Design Engineer and become a member of the US Navy's Fleet Ballistic Missile (FBM) D5 Life Extension 2 (D5LE2) Avionics team. 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: Littleton CO and be expected to work in the office. 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 through our 21st Century Security®...
Lockheed Martin
Jun 25, 2026
Space Vehicle Electrical Test Engineer Stf - CLEARANCE REQUIRED
Lockheed Martin Littleton, CO
Description: Must have an Active Top Secret w/ Poly clearance The coolest jobs on this planet… or any other… are with Lockheed Martin Space. 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 single day we use our skills and experiences to create, design and build solutions to some of the worlds’ hardest engineering problems. Do you want to join a team where employees envision the impossible, perform with excellence and build incredible products? What are Space Protection Programs (SPP)? When you join SPP you will be part of one of the most innovative and fastest moving organizations in Space. Come help build end-to-end Space Security Systems and utilize our cutting-edge capabilities to assure the security and health of our nation’s space assets. We push the boundary of what gets done in space. Come be one of the people playing a critical role to defeat the enemies of freedom. We are...
Lockheed Martin
Jun 25, 2026
Space Vehicle Electrical Test Engineer Sr - CLEARANCE REQUIRED
Lockheed Martin Littleton, CO
Description: Must have an Active Top Secret w/ Poly clearance The coolest jobs on this planet… or any other… are with Lockheed Martin Space. 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 single day we use our skills and experiences to create, design and build solutions to some of the worlds’ hardest engineering problems. Do you want to join a team where employees envision the impossible, perform with excellence and build incredible products? What are Space Protection Programs (SPP)? When you join SPP you will be part of one of the most innovative and fastest moving organizations in Space. Come help build end-to-end Space Security Systems and utilize our cutting-edge capabilities to assure the security and health of our nation’s space assets. We push the boundary of what gets done in space. Come be one of the people playing a critical role to defeat the enemies of freedom. We are...
Lockheed Martin
Jun 24, 2026
Project Engineer - Configuration Data Management
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. For over 70 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s...
Lockheed Martin
Jun 24, 2026
Project Engineer, Senior - Configuration Data Management
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. For over 70 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s...
Lockheed Martin
Jun 24, 2026
Project Engineer - Configuration Data Management
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. For over 70 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s...
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