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11 staff software engineer jobs found

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Onsite staff software engineer Pennsylvania
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Lockheed Martin
Apr 16, 2026
Staff Software Engineer - Level 4
Lockheed Martin King of Prussia, PA
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. • Generating and simulating operational level plans to explore the art of the possible,...
Lockheed Martin
Apr 16, 2026
Staff Software Engineer - Level 4
Lockheed Martin King of Prussia, PA
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. • Generating and simulating operational level plans to explore the art of the possible,...
Lockheed Martin
Apr 17, 2026
Software Engineer Sr Staff - (TS/SCI)
Lockheed Martin King of Prussia, PA
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.  Within LM Space, the Fishhooks Program is looking for a highly motivated individual...
Lockheed Martin
Apr 17, 2026
Software Engineer Staff - (TS/SCI)
Lockheed Martin King of Prussia, PA
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.  Within LM Space, the Fishhooks Program is looking for a highly motivated individual...
Lockheed Martin
Apr 14, 2026
Software Engineer Sr Staff
Lockheed Martin King of Prussia, PA
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. Our team leverages industry standard open-source software solutions such as GitLab,...
Lockheed Martin
Mar 25, 2026
Software Quality Engineer Staff
Lockheed Martin King of Prussia, PA
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. 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,...
Lockheed Martin
Jan 19, 2026
Software Engineer Staff - Top Secret Clearance Required to Start
Lockheed Martin King of Prussia, PA
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 contingent upon the program award expected in early 2026.*** Within...
Lockheed Martin
Apr 10, 2026
Lead Electronics Engineer V
Lockheed Martin King of Prussia, PA
Description: Join Our Team as an Senior Staff Electronics Engineer / Responsible Systems Engineer where you will lead development of sophisticated electronics products in a world class Integrated Product Team. Location: This position does not support teleworking ;the selected candidate will be located near our Lockheed Martin Space facility in: King of Prussia PA 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...
LMI
Mar 09, 2026
Senior Solutions Architect
LMI Mechanicsburg, PA
Overview We are actively  seeking  a highly skilled Senior Solutions Architect to join our innovative team in developing and deploying a real-time asset tracking solution for the U.S. Department of Defense (DoD). In this role, you will play a critical part in evolving and implementing a scalable platform that incorporates active RFID ( aRFID ) hardware, passive RFID ( pRFID ) hardware, mesh  and IoT devices, modern cloud computing environments, and high-impact software applications. The ideal candidate is a problem-solver with a bias for action and an ability to communicate well with diverse internal and external stakeholders. The ideal candidate also  possesses  deep  expertise  in software development, a strong understanding of RFID or IoT systems, experience dealing with complex DoD cyber accreditation issues, and a passion for driving technological modernization in support of U.S. warfighters. This position is located in Mechanicsburg, PA....
Lockheed Martin
Mar 05, 2026
Software Engineer Sr Stf
Lockheed Martin King of Prussia, PA
Description: WHO WE ARE Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering. WHAT WE'RE DOING 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...
LMI
Mar 09, 2026
Technical Integration Lead
LMI Mechanicsburg, PA
Overview We're  seeking a  Technical Integration Lead  that knows their way around hardware, software, and everything in between.  You’ll  lead a high-performing development team to craft front-end applications, and design business logic that integrates seamlessly with RFID hardware. But this  isn’t   just about building  stuff in a vacuum –  it’s  about getting hands-on with customers, collaborating to solve bespoke challenges, and creating solutions that directly  impact  DoD missions. This role is equal parts  strategic thinker ,  technical collaborator , and  product evangelist . If you thrive in ambiguity, love building something from the ground up, and want to make a tangible difference, we want you. This position is located in Mechanicsburg, PA with occasional telework allowed and some travel  required . Active Secret or  Top Secret  clearance preferred.   LMI is a new breed of digital solutions...
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