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Lockheed Martin
May 12, 2026
Cyber Software Engineer Senior Staff – DSP
Lockheed Martin King of Prussia, PA
Description: You should participate in our External Referral Program. Click here to submit a referral. If your referral is hired, you'll receive a $3000 payment! code-extrefer This position may be eligible for a $25K sign on bonus for external hires! Cyber Software Engineer Senior Staff – DSP WHAT WE’RE DOING Lockheed Martin, Cyber & Intelligence invites you to step up to one of today’s most daunting challenges: the evolving threat of cyber warfare. As a cyber security professional at Lockheed Martin, you’ll protect the networks that our citizens and the world depend upon each minute. Here, you’ll work with cybersecurity experts on the forefront of threat protection and proactive prevention. In this fast-paced, real-world environment, you’ll draw on all your education and experience as well as the resources of Lockheed Martin to keep the threats at bay. THE WORK The GG SIGNAL SWE / Cyber Software Engineer Senior Staff – DSP is leading multi faceted mission critical...
Lockheed Martin
May 06, 2026
Systems Engineer Senior - Top Secret
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 Victor Program Area is looking for a highly motivated Senior...
Lockheed Martin
Apr 15, 2026
DevSecOps Engineer, Senior - (Active 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. Are you a Senior DevSecOps Engineer for something different? In this role you will: +...
Lockheed Martin
Mar 26, 2026
Senior Software Engineer - Radar Modeling and Simulation
Lockheed Martin King of Prussia, PA
Description: Who We Are Lockheed Martin is dedicated to shaping, developing, & advancing technologies & capabilities with a focus on our customers' needs as part of our 21st Century Security vision. We foster collaborative innovation, provide opportunities for career development, & empower our employees with the skills needed to create cutting-edge products & solutions that keep our users Ahead of Ready. Who You Are As a Senior Software Engineer in the Radar Modeling and Simulation group, you will develop high performance C++ software. Your contributions will directly support radar modeling, scene modeling, signal construction, signal processing, and radar control processing components within simulation and digital twin environments. Your software will operate as part of a system of systems integrating with external components to enable high volume and high fidelity radar modeling and simulations. You will apply a systems engineering perspective to ensure delivery...
Lockheed Martin
Mar 19, 2026
Senior Project Engineer (IC3)
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 for a Project Engineer and reports to the Senior Program Manager of the...
Lockheed Martin
Mar 19, 2026
Senior Software Engineer (Top Secret Clearance)
Lockheed Martin King of Prussia, PA
Description: Lockheed Martin’s Victor Portfolio of Space Security is seeking a highly skilled, motivated, and experienced Senior Software Engineer to join an Agile, cross‑functional team dedicated to protecting critical space assets. This role will focus on developing web‑based applications within an open‑architecture infrastructure that supports mission‑critical space‑security operations. The successful candidate will collaborate with internal development teams and subject‑matter experts, and thrive in a fast‑paced environment where each day brings new challenges. Key Responsibilities • Full‑Lifecycle Development – Design, implement, test, deploy, and maintain web applications and services that enable space‑asset protection. • Agile Collaboration – Participate in Scrum ceremonies (stand‑ups, sprint planning, retrospectives) and contribute to continuous‑improvement of team processes. • Open‑Architecture Integration – Build modular, reusable components that conform to...
Lockheed Martin
May 15, 2026
Senior Mechanical 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. Lockheed Martin Space is seeking a Mechanical Engineer to join our FBM Reentry...
Lockheed Martin
May 15, 2026
Cyber Systems Security Engineer Senior
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
May 08, 2026
Senior Systems Engineer - Top Secret Clearance Required
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 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. You will be responsible for developing system level artifacts and engaging with customers, mission partners, and other stakeholders to satisfy and fulfill customer directed objectives As a member of the Systems Engineering team you will: • Perform in an accelerated, collaborative, dynamic small team environment, closely integrated with...
Lockheed Martin
May 06, 2026
Full Stack Software Engineer Senior - Top Secret Clearance
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 Space Security area, the Arctic Gates program is growing, and we are looking to...
Lockheed Martin
Apr 30, 2026
Project Engineer Senior
Lockheed Martin King of Prussia, PA
Description: 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 Project Engineer on the Mk7 program within FBM, you will: • Execute project management duties across several IPTs such as program planning, financial analysis, contract interpretation, systems integration, as well as cost and risk management. • Directly support proposal efforts such as writing Basis of Estimates (BOEs), negotiating contracts, and interfacing across multiple stakeholders. • Administer Earned Value Management (EVM) best practices across varied...
Lockheed Martin
Apr 30, 2026
Senior Dev Sec Ops Engineer - Level 3 (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 re-imagining 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 successful candidate should be excited about opportunities incorporating new...
Lockheed Martin
Apr 29, 2026
Senior Supply Chain Quality Engineer
Lockheed Martin King of Prussia, PA
Description: 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® 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. Applies quality principles in the areas of: design,...
Lockheed Martin
Apr 29, 2026
Senior Software Engineer - Clearance Required
Lockheed Martin King of Prussia, PA
Description: We are hosting A Lockheed Martin Space In-Person hiring event in the middle of June and is in the vicinity of King of Prussia, PA. This event will be by invitation only and the exact date and location will be disclosed at a later date. The Software Engineering roles do require a clearance to start. Please apply to be considered. This hiring event is for experienced professionals and is for external candidates only. We are hiring levels 2-5. If you are interested in joining Lockheed Martin as a software engineer, please apply to this requisition. Lockheed Martin Space is seeking full time Software Engineers. In this role, you will support the software engineering lifecycle following the program Software Development Plan (SDP) to include requirements analysis, object oriented analysis & design, code & unit test, integration, and support to formal test/delivery. By applying to this job, you are expressing interest in this position and could be...
Lockheed Martin
Apr 24, 2026
Senior Dev Sec Ops Engineer (Top Secret)
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 re-imagining 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 successful candidate should be excited about opportunities incorporating new...
Lockheed Martin
Apr 17, 2026
Software Engineer Senior (Networking)
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. The Ground Product Line (GPL) is a leading provider of common ground software...
Lockheed Martin
Apr 17, 2026
Senior DevSecOps Engineer - Top Secret Clearance Required to Start
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 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. THE WORK Lockheed Martin is seeking a highly skilled...
Lockheed Martin
Apr 15, 2026
Senior Software Engineer - Clearance Required
Lockheed Martin King of Prussia, PA
Description: We are hosting A Lockheed Martin Space In-Person hiring event in the middle of June and is in the vicinity of King of Prussia, PA. This event will be by invitation only and the exact date and location will be disclosed at a later date. The Software Engineering roles do require a clearance to start. Please apply to be considered. This hiring event is for experienced professionals and is for external candidates only. We are hiring levels 2-5. If you are interested in joining Lockheed Martin as a software engineer, please apply to this requisition. Lockheed Martin Space is seeking full time Software Engineers. In this role, you will support the software engineering lifecycle following the program Software Development Plan (SDP) to include requirements analysis, object oriented analysis & design, code & unit test, integration, and support to formal test/delivery. By applying to this job, you are expressing interest in this position and could be...
Lockheed Martin
Apr 01, 2026
Mechanical Engineer Senior - Loads & Dynamics Focus
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. Lockheed Martin Space is seeking an experienced Loads and Dynamics Analyst to join our...
Lockheed Martin
Mar 21, 2026
DevSecOps Engineer Senior - 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 re-imagining 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. Are you ready to invent the future? Lockheed Space is leveraging emerging,...
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