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119 mission systems engineer jobs found

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Lockheed Martin
Jun 19, 2026
Systems Engineer, Senior
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. Come join Lockheed's Strategic Reentry Programs. This group of diverse Engineers has a...
Lockheed Martin
Jun 19, 2026
System Security Engineering Integration Engineer
Lockheed Martin King of Prussia, PA
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 19, 2026
Executive Administrative Assistant
Lockheed Martin King of Prussia, PA
Description: WHAT WE’RE DOING The Mission Integrated Command and Control (MIC2) organization delivers advanced mission systems and engineering solutions that support critical customer missions around the globe. Our Engineering & Technology organization provides the technical leadership, innovation, and execution necessary to develop and deliver next-generation capabilities. We are seeking an experienced Administrative Assistant to provide executive-level support to the MIC2 Vice President and Chief Engineer of Engineering & Technology. This position plays a critical role in enabling organizational effectiveness by supporting executive operations, coordinating across functional teams, and ensuring the smooth execution of daily business activities. This position requires on-site support at a Lockheed Martin facility a minimum of two days per week. THE WORK As the Administrative Assistant supporting the MIC2 Vice President and Chief Engineer of Engineering &...
Lockheed Martin
Jun 19, 2026
Cyber Systems Security Engineer
Lockheed Martin King of Prussia, PA
Description: 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 work. At Lockheed Martin, we place an emphasis on empowering our employees by fostering innovation, integrity, and exemplifying the epitome of corporate responsibility. Your Mission is Ours This position is for a Cyber Security Engineer/ISSE to support cyber execution in our classified portfolio. In this role you will coordinate with multiple engineering teams across the program in an Agile team environment. You will interface...
Lockheed Martin
Jun 19, 2026
Project Engineer IV – Manufacturing Data
Lockheed Martin King of Prussia, PA
Description: Role Overview Lockheed Martin Space is seeking a Project Engineer to support the Reentry Operations Center. In this role, you will help improve manufacturing visibility, production readiness, and operational performance through data analysis, automation, and cross-functional collaboration. You’ll work closely with engineering and operations teams to turn manufacturing data into actionable insights that support factory execution and production decision-making. Learn about the Trident II D5 Fleet Ballistic Missile Key Responsibilities • Partner with engineering, manufacturing, and operations teams to support production readiness activities • Build and maintain dashboards, reporting tools, and operational tracking systems • Analyze manufacturing and production data to identify trends, risks, and improvement opportunities • Develop integrations between SAP, machine data sources, and shop floor systems • Support production ramp activities through data automation...
Lockheed Martin
Jun 19, 2026
Project Engineer III – Production Readiness
Lockheed Martin King of Prussia, PA
Description: Role Overview Lockheed Martin Space is seeking a Project Engineer to support the Reentry Operations Center. In this role, you will help drive production readiness, manufacturing execution, and operational coordination across factory teams. You’ll work closely with engineering, manufacturing, supply chain, and leadership teams to identify risks, remove execution barriers, and support production flow and operational stability. Learn about the Trident II D5 Fleet Ballistic Missile Key Responsibilities • Coordinate production readiness activities across engineering, manufacturing, operations, and supply chain teams • Track readiness metrics, execution gaps, recovery actions, and production blockers • Support production ramp efforts and operational execution across the factory • Identify manufacturing risks and help drive recovery plans to support schedules and throughput goals • Facilitate communication and alignment between cross-functional teams and leadership •...
Lockheed Martin
Jun 19, 2026
Project Engineer IV – Technical Execution
Lockheed Martin King of Prussia, PA
Description: Role Overview Lockheed Martin Space is seeking a Project Engineer to support manufacturing execution and production readiness within the Reentry Operations Center. In this role, you will work closely with engineering, manufacturing, quality, and operations teams to help transition products and processes into stable, repeatable production. You’ll support technical problem-solving, manufacturing integration, and process improvement efforts that directly impact factory performance. Learn about the Trident II D5 Fleet Ballistic Missile Key Responsibilities • Partner with engineering and operations teams to support stable and repeatable production execution • Support manufacturing integration and production readiness activities • Identify and help resolve manufacturing risks, technical blockers, and process gaps • Coordinate across design, manufacturing, tooling, test, and quality teams to improve producibility • Support technical troubleshooting and manufacturing...
Lockheed Martin
Jun 19, 2026
Systems Engineer, Senior - Flight Test
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. For over 60 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s...
Lockheed Martin
Jun 19, 2026
Sr. Staff Chief Engineer
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. As a member of the Transport, Tracking & Warning (TTW) SDA Portfolio Chief Engineering...
Lockheed Martin
Jun 19, 2026
Systems Engineer
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 Echo Program Area is looking for a highly motivated individual to...
Lockheed Martin
Jun 19, 2026
Systems Engineer
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 Echo Program Area is looking for a highly motivated individual to...
Lockheed Martin
Jun 19, 2026
Systems Engineer - Staff System Safety Engineer
Lockheed Martin King of Prussia, PA
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 day we use our unique skills and experiences to create, design and deliver results 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 spirit to dream big, we want to strengthen a better tomorrow with you. Lockheed Martin Space has an opportunity for an experienced System Safety Engineer at our Valley Forge, PA facility. If you have an interest in working for a company that develops national defense systems, come and be a part of our System Safety Engineering Team. At Lockheed Martin Space, we are passionate about creativity...
Lockheed Martin
Jun 19, 2026
System Engineer Associate - Entry Level
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. For over 70 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s...
Lockheed Martin
Jun 19, 2026
Cyber Systems Security Engineer Staff
Lockheed Martin King of Prussia, PA
Description: Cyber Systems Security Engineer (CSSE) – TTWCS Program What We're Doing At Lockheed Martin Rotary and Mission Systems, we are shaping the future of defense and security through innovation, integrity, and visionary thinking. Our teams apply the highest standards of business ethics and technical expertise to design solutions that safeguard our nation and allies. Every day, we push boundaries to ensure mission success—and we invite you to be part of this critical work. The Work As a Cyber Systems Security Engineer (CSSE) supporting the TTWCS program, you will: Perform periodic manual and automated STIG evaluations, tracking deltas across versions and platforms. Conduct cyber risk assessment activities, including threat modeling, vulnerability analysis, and evaluation of mitigation strategies. Develop, analyze, and validate security design constraints within the cyber domain. Collaborate with cybersecurity engineers, system architects, and developers to ensure...
Lockheed Martin
Jun 19, 2026
Quality Engineer - Archbald, PA
Lockheed Martin Archbald, PA
Description: You will be the Quality Engineer for the Quality Team. Our team is responsible for developing, modifying, and maintaining quality evaluation and control systems that ensure product excellence. What You Will Be Doing As the Quality Engineer you will be responsible for shaping and safeguarding the quality of our materials and finished products throughout the production lifecycle. Your responsibilities will include, but are not limited to: Design and implement inspection, testing, and evaluation methods for products and production equipment. Collaborate with engineering and manufacturing to establish and enforce quality standards. Conduct statistical analysis and cost assessments for non‑conforming items. Audit quality systems, identify deficiencies, and drive corrective actions that meet reliability standards. Document all quality activities to ensure compliance with regulatory and internal requirements. Why Join Us We are...
Lockheed Martin
Jun 12, 2026
Ground Software Engineer
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. LM SPACE: 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. THE WORK Lockheed Martin is seeking a talented Level 2 ground Software Engineer with an active Final Top Secret security clearance to work from either our King of Prussia, PA or Littleton, CO location(s) . This position is contingent upon the program award expected in July, 2026. We are...
Lockheed Martin
Jun 12, 2026
Ground Software Engineer Sr.
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. LM SPACE: 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. THE WORK Lockheed Martin is seeking a talented Level 3 ground Software Engineer with an active Final Top Secret security clearance to work from either our King of Prussia, PA or Littleton, CO location(s) . This position is contingent upon the program award expected in July, 2026. We are...
Lockheed Martin
Jun 12, 2026
Ground Software Engineer 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. LM SPACE: 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. THE WORK Lockheed Martin is seeking a talented Level 4 ground Software Engineer with an active Final Top Secret security clearance to work from either our King of Prussia, PA or Littleton, CO location(s) . This position is contingent upon the program award expected in July, 2026. We are...
Lockheed Martin
Jun 12, 2026
Systems Engineer - Release Assembly
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. For over 70 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s...
Lockheed Martin
Jun 12, 2026
Hardware Engineer
Lockheed Martin King of Prussia, PA
Description: WHAT WE'RE DOING Lockheed Martin Rotary and Mission Systems has an opportunity in Valley Forge, PA for a hardware engineer, supporting RMS EMC2 programs in Valley Forge, PA. THE WORK As a Hardware Engineer supporting RMS EMC2, located in Valley Forge, PA, you will: • Analyze customer requirements (power, cooling, environment, storage, and transportation). • Develop Bills of Material, generate COTS modification and assembly drawings. • Coordinate material purchases with procurement department and approve of vendor quotes, • Support hardware assembly tasks. • Coordinate with vendors to repair or replace defective or damaged equipment, identify and document modifications. • Coordinate and support equipment installation at test and customer facilities and provide customer support to help them resolve problems. Please Note: • This position requires a government security clearance; you must be a US Citizen for consideration. WHO WE ARE You will collaborate...
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