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46 system integration test engineer jobs found in King of Prussia

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Lockheed Martin
Dec 13, 2025
Systems Integration & Test Engineer
Lockheed Martin King of Prussia, PA, USA
Description: As we enter a new era of Strategic Weapon Systems, 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. Bring your experience and passion for engineering to Lockheed Martin, and build the systems which support our nation's defense systems. • This requisition is used to capture interested candidates in opportunities at Lockheed Martin. • You can’t and will not be hired on this requisition. Actual job responsibilities, levels, and locations...
Lockheed Martin
Dec 13, 2025
Systems Integration & Test Engineer
Lockheed Martin King of Prussia, PA, USA
Description: As we enter a new era of Strategic Weapon Systems, 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. Bring your experience and passion for engineering to Lockheed Martin, and build the systems which support our nation's defense systems. • This requisition is used to capture interested candidates in opportunities at Lockheed Martin. • You can’t and will not be hired on this requisition. Actual job responsibilities, levels, and locations...
Lockheed Martin
Mar 12, 2026
Systems Engineer
Lockheed Martin King of Prussia, PA, USA
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. A new era of strategic missile defense is upon us with career and growth opportunities within new and exciting programs and capabilities that will ensure the...
Lockheed Martin
Mar 11, 2026
Ground Software Engineer
Lockheed Martin King of Prussia, PA, USA
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. And we’re reimagining how space can connect us, ensuring security and prosperity. THE WORK Lockheed Martin's Stinger Program is seeking a talented Software Engineer with an active TS/SCI clearance to work from either our Littleton, CO or King of Prussia, PA location(s). This is an MID-CAREER...
Lockheed Martin
Mar 11, 2026
Systems Engineer
Lockheed Martin King of Prussia, PA, USA
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
Mar 10, 2026
Senior Systems Engineer
Lockheed Martin King of Prussia, PA, USA
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 of 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 Lockheed Martin Space is seeking a Systems Engineer to join the Global Security Future Architectures (GSFA) Ground Team for upcoming work on Program 224. The Systems Engineer will be joining a ground subsystem team and contribute to the...
Lockheed Martin
Mar 06, 2026
Systems Engineer Senior - (TS/SCI)
Lockheed Martin King of Prussia, PA, USA
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 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. Within LM Space, the Victor Program Area is looking for a highly motivated Senior System Engineer to join a brand new effort that will be developing and integrating an Operational C2 system in a virtual cloud environment. As the Lead Developer for the effort, LM will be working closely with Mission Partners to deliver a fully integrated...
Lockheed Martin
Mar 05, 2026
Ground Software Engineer
Lockheed Martin King of Prussia, PA, USA
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. 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...
Lockheed Martin
Mar 05, 2026
Ground Software Engineer
Lockheed Martin King of Prussia, PA, USA
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 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. 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. We are looking for software engineers to craft and build innovative solutions for our customers. You will be part of an Agile team that utilizes state of the art commercial standard methodologies such as DevSecOps (automated testing, continuous integration, automated deployment, etc.) and modern development tools. You will participate in...
Lockheed Martin
Mar 04, 2026
Sys Integration & Test Engineer - Early Career
Lockheed Martin King of Prussia, PA, USA
Description: WHAT WE'RE DOING Want to work with cutting-edge technologies in a fun, fast-paced, and dynamic environment? Are you a problem solver that takes on challenges that others think are impossible? If you answered yes to these questions, then we invite you to join Lockheed Martin Rotary and Missions Systems (RMS) as a Systems Integration and Test Engineer! Lockheed Martin is a global leader in aerospace, defense, and technology solutions. You will be joining Lockheed Martin Rotary and Mission Systems supporting the Tactical Tomahawk Weapons Control System (TTWCS) program in Valley Forge, PA. Systems Integration and Test Engineer-Early Career THE WORK This position is for a level 1 integration and test engineer for the TTWCS (Tactical Tomahawk Weapons Control System) program where the successful candidate will work in the SW Test Agile Team to verify software requirements. This includes verification of requirements, mapping of requirements to test procedures,...
Lockheed Martin
Feb 27, 2026
Survivability Engineer (Level II)
Lockheed Martin King of Prussia, PA, USA
Description: "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. As a Survivability Engineer, you will support the System Engineering (SE) Special Disciplines Organization in one or more of the following...
Lockheed Martin
Feb 27, 2026
Project Engineer - Product Owner (Level 3)
Lockheed Martin King of Prussia, PA, USA
Description: The coolest jobs on this planet… or any other… are with Lockheed Martin Space. For over 60 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s mission to provide an 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. Learn about the Trident II D5 Fleet Ballistic Missile As a Project Engineer, you will: • Serve as a Junior Project lead by planning technical work scope, actively managing budget, schedule, and execution. • Ensure control accounts are completed with acceptable Cost, Schedule, and Risk to meet sales and revenue goals by communicating and providing leadership and customers with accurate and...
Lockheed Martin
Feb 27, 2026
Project Engineer - Product Owner (Level 4)
Lockheed Martin King of Prussia, PA, USA
Description: The coolest jobs on this planet… or any other… are with Lockheed Martin Space. For over 60 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s mission to provide an 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. Learn about the Trident II D5 Fleet Ballistic Missile As a Project Engineer, you will: • Serve as a Junior Project lead by planning technical work scope, actively managing budget, schedule, and execution. • Ensure control accounts are completed with acceptable Cost, Schedule, and Risk to meet sales and revenue goals by communicating and providing leadership and customers with accurate and...
Lockheed Martin
Feb 24, 2026
Systems Engineer Staff (Level 4)
Lockheed Martin King of Prussia, PA, USA
Description: 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 give earlier warning of severe weather, connect troops on the battlefield, and...
Lockheed Martin
Feb 21, 2026
Project Engineer - Product Owner (Level 2)
Lockheed Martin King of Prussia, PA, USA
Description: The coolest jobs on this planet… or any other… are with Lockheed Martin Space. For over 60 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s mission to provide an 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. Learn about the Trident II D5 Fleet Ballistic Missile As a Project Engineer, you will: • Serve as a Junior Project lead by planning technical work scope, actively managing budget, schedule, and execution. • Ensure control accounts are completed with acceptable Cost, Schedule, and Risk to meet sales and revenue goals by communicating and providing leadership and customers with accurate and...
Lockheed Martin
Feb 21, 2026
Ground Software Engineer
Lockheed Martin King of Prussia, PA, USA
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. And we’re reimagining how space can connect us, ensuring security and prosperity. THE WORK Lockheed Martin's Stinger Program is seeking a talented Software Engineer with an active TS/SCI clearance to work from either our Littleton, CO or King of Prussia, PA location(s). This is an MID-SR...
Lockheed Martin
Feb 20, 2026
Systems Engineer
Lockheed Martin King of Prussia, PA, USA
Description: As we enter a new era of Strategic Weapon Systems, 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. Bring your experience and passion for engineering to Lockheed Martin, and build the systems which support our nation's defense systems. • This requisition is used to capture interested candidates in opportunities at Lockheed Martin. • You can’t and will not be hired on this requisition. Actual job responsibilities, levels, and locations...
Lockheed Martin
Feb 20, 2026
Senior Systems Architect
Lockheed Martin King of Prussia, PA, USA
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 of 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 Lockheed Martin Space is seeking a senior systems architect to join the Global Security Future Architectures (GSFA) Ground Team for upcoming work on Program 224. The Systems Architect will be joining a ground subsystem team and contribute to the...
Lockheed Martin
Feb 19, 2026
Systems Engineer, Production Integrated Product Team
Lockheed Martin King of Prussia, PA, USA
Description: This position requires ability to obtain TOP SECRET Clearance with a Final Secret clearance to start. For over 60 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s mission to provide an 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. As a Systems Engineer within the program Production Integrated Product Team (IPT), this role will be responsible for design, implementation and trouble shooting of a complex hybrid network with multiple system types and functions integrating multiple DMG-MORI CNC systems (including autonomous mobile robots) with objectives to scale from a research and development...
Lockheed Martin
Feb 19, 2026
Reliability Engineer Sr
Lockheed Martin King of Prussia, PA, USA
Description: As part of the Fleet Ballistic Missile (FBM) Program, the Reliability Engineer role will include a wide variety of reliability engineering tasks and activities for Missile, Reentry, and Support Equipment hardware as part of a team within the Systems Engineering, Integration & Test (SEIT) organization, with a primary focus on electrical and electronics assemblies. Responsibilities will include: - Developing reliability and maintainability predictions using approved prediction methodologies for electrical/electronic packages, systems, and support equipment - Performing Failure Modes and Effects Analysis (FMEA) and Failure Mode, Effects, and Criticality Analysis (FMECA), at the schematic (piece-part) and interface level - Supporting design reviews as required and presenting reliability results to management and customer. - Reviewing discrepancy documentation weekly for applicability to the organization - Provide electronics piece-part reliability support,...
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