10 senior mechanical engineer jobs found in 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. This position is in one of the Coolest places to work: Denver, Colorado. Lockheed...

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. This position is in one of the Coolest places to work: Denver, Colorado. Lockheed...

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! Lockheed Martin is looking for a dynamic Chief Engineer to lead cutting edge space-based development programs. Your role at LM Space is critical for the successful development of the most advanced technology and complex systems in the world. You will be the chief technical authority for a team that works closely with the Program...

Description: Lockheed Martin is seeking a Staff level (Level 4) Systems Integration & Test Engineer to support the integration of the Conventional Prompt Strike (CPS) weapon system onto U.S. Navy submarines. In this senior technical lead role you will shape the end to end integration strategy, drive risk based decision making across the CPS industry and government ecosystem, and mentor the next generation of engineers. You will influence requirements, define architecture, and ensure the technical integrity of CPS submarine interface activities from concept through fielding. As the Platform Integration Systems Integration & Test Staff Engineer, you will: • Own the technical roadmap for CPS‑submarine integration, including power, thermal, data, mechanical, and structural interfaces. • Integrate knowledge from naval architecture, weapons control, ship‑yard processes, and certification standards to ensure a coherent system design. • Set integration objectives, define the...

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...

Description: Do you want to be part of a dynamic, fast-moving, high-performance team that's creating a best-in-class team culture, all while quickly adapting to ever-changing customer requirements? Come join the Lockheed Martin Space Radio Frequency (RF) Talent Center (TC) and shape the future! You can join our mission and contribute to challenging programs in support of Space Vehicles, Hypersonics, Human Space Flight and Interplanetary Missions, Missile Defense, and more. In this exciting role as a mid-career RF Engineer in Littleton, CO, you will: - Research, design, and development of RF test equipment in applications operating at UHF-, Ka-, L-, S-, X-Band and other frequencies. - Collaborate with other Senior Engineers, CPE’s, and Test Engineers across various programs to achieve desired EGSE design and function. - Conduct trade studies, perform multi-faceted analyses, interface with vendors, test EGSE, power, analog circuitry, and will work inclusively with engineers...

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. Going to space is just the beginning. It’s what you do when you get there that matters. Lockheed Martin builds the satellites and spacecraft that do amazing things in space for government and commercial customers. Connecting people. Advancing discovery. And protecting what matters most. Lockheed Martin-built satellites...

Description: Lockheed Martin is seeking an experienced Senior Systems Integration & Test Engineer to join the Conventional Prompt Strike (CPS) Platform Integration Integrated Product Team (IPT) focused on CPS installation on US Navy submarines. In this role you will coordinate across the CPS industry and government team to plan and execute integration of the CPS Weapon System onto US Navy submarines. You will be involved in development, integration, and test of the CPS weapon system interfaces, and will also drive the planning of the CPS installations on each Navy submarine. You will work with engineers across the program to ensure success within critical deployment schedules. In this role you will be expected to identify areas of technical concern, engage teammates to develop key solutions, and support implementation of the solutions. This role gives you an opportunity for involvement in weapon system development across the program lifecycle: influencing requirements for new...

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. As a Systems Engineering Review Coordinator , you will: • Provide technical guidance...

Description: We are hosting A Lockheed Martin Space In-Person hiring event in April of 2026. This event will be by invitation only and will take place near or in Littleton, CO. The actual date and location will be disclosed at a later date. Please apply to be considered. We are hiring levels 2-5. If you are interested in joining Lockheed Martin as a Systems Integration engineer, please apply to this requisition. This hiring event is for experienced professionals with a active security clearance. This event is for external applicants only. By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings. Basic Qualifications: • Professional work experience in some/all of the following: Thermophysics & Heat transfer, Fluid Mechanics, Aerodynamics,...