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38 senior security engineer jobs found

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Lockheed Martin
Jun 19, 2026
Senior Staff Opto-Mechanical Engineer
Lockheed Martin Louisville, 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. The Optical Talent Center within Lockheed Martin Space is seeking a Senior Staff...
Lockheed Martin
Jun 19, 2026
Mechanical Engineer, Electronic Hardware Design- Level 4
Lockheed Martin Fort Worth, TX
Description: The future of aerospace is built by engineers who can bridge the gap between mechanical design and advanced electronics. At Lockheed Martin Aeronautics, we’re looking for a Senior Mechanical Engineer to help design and integrate mission-critical electronic hardware for advanced aircraft systems. In this role, you’ll work on ruggedized avionics, embedded hardware, and electro-mechanical systems that support some of the most sophisticated aerospace technology in the world. If you enjoy solving complex hardware challenges, collaborating across engineering disciplines, and seeing your designs support real-world missions, this opportunity was built for you. What You Will Be Doing As the Mechanical Engineer - Level 3 you will be responsible for delivering robust mechanical solutions that enable the EHD team’s mission‑critical hardware to perform flawlessly in aerospace environments. Your responsibilities will include: Design and analyze mechanical...
Lockheed Martin
Jun 19, 2026
Sr Mass Properties 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. Mass Properties Engineering is the art and science of predicting the mass properties of...
Lockheed Martin
Jun 09, 2026
Opto-Mechanical Engineer
Lockheed Martin Louisville, 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. The Optical Talent Center at Lockheed Martin Space is seeking an Opto-Mechanical...
Lockheed Martin
Jun 09, 2026
Opto-Mechanical Engineer
Lockheed Martin Louisville, 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. The Optical Talent Center at Lockheed Martin Space is seeking an Opto-Mechanical...
Lockheed Martin
Jun 02, 2026
ElectroMechanical Design Engineer Sr. (Electronic Enclosures)
Lockheed Martin Grand Prairie, TX
Description: You will be the Senior Electromechanical Design Engineer for the Missiles & Fire Control (MFC) Hardware Engineering team. Our team designs, develops and manufactures precision engagement aerospace and defense systems for the United States and allied forces, delivering cutting edge electronic packaging, prototype hardware, and production ready solutions. What You Will Be Doing As the Senior Electromechanical Design Engineer you will be responsible for leading electromechanical hardware development on one or more defense programs while collaborating closely with senior leadership, production, quality and customer partners. Your responsibilities will include: • Guiding hardware teams from concept through production to ensure on time, high quality delivery. • Designing electromechanical systems for missile and radar electronics, including CCA/PWB packaging, harnesses, and enclosures. • Creating detailed 3D models, 2 D drawings, and layouts; selecting materials,...
Lockheed Martin
Jun 02, 2026
ElectroMechanical Design Engineer Sr. (Harness Design)
Lockheed Martin Grand Prairie, TX
Description: You will be the Senior Electromechanical Design Engineer for the Missiles & Fire Control (MFC) Hardware Engineering team. Our team designs, develops and manufactures precision engagement aerospace and defense systems for the United States and allied forces, delivering cutting edge electronic packaging, prototype hardware, and production ready solutions. What You Will Be Doing As the Senior Electromechanical Design Engineer you will be responsible for leading electromechanical hardware development on one or more defense programs while collaborating closely with senior leadership, production, quality and customer partners. Your responsibilities will include: • Guiding hardware teams from concept through production to ensure on time, high quality delivery. • Designing electromechanical systems for missile and radar electronics, including CCA/PWB packaging, harnesses, and enclosures. • Creating detailed 3D models, 2 D drawings, and layouts; selecting materials,...
Lockheed Martin
Jun 02, 2026
ElectroMechanical Design Engineer Sr. (Packaging Design)
Lockheed Martin Grand Prairie, TX
Description: You will be the Senior Electromechanical Design Engineer for the Missiles & Fire Control (MFC) Hardware Engineering team. Our team designs, develops and manufactures precision engagement aerospace and defense systems for the United States and allied forces, delivering cutting edge electronic packaging, prototype hardware, and production ready solutions. What You Will Be Doing As the Senior Electromechanical Design Engineer you will be responsible for leading electromechanical hardware development on one or more defense programs while collaborating closely with senior leadership, production, quality and customer partners. Your responsibilities will include: • Guiding hardware teams from concept through production to ensure on time, high quality delivery. • Designing electromechanical systems for missile and radar electronics, including CCA/PWB packaging, harnesses, and enclosures. • Creating detailed 3D models, 2 D drawings, and layouts; selecting materials,...
Lockheed Martin
Jun 02, 2026
Mechanical Design Engineer Senior
Lockheed Martin Grand Prairie, TX
Description: You will be the Mechanical Design Engineer for the SR GMLRS Missile & Pod team. Our group delivers high performance missile systems by maintaining and updating technical data packages, driving design releases, and solving production challenges for the Guided Multiple Launch Rocket System (GMLRS) and the Long Range Rocket Propelled Projectile (LCRRPR). What You Will Be Doing As the Mechanical Design Engineer you will be responsible for producing and revising GD&T based drawings, performing stack tolerance analyses, and delivering complete technical data packages for SR GMLRS. You’ll work side by side with senior design leads while quickly earning independence, collaborating across Stress Analysis, Materials & Processes, Test, Production, and senior Mechanical Engineering functions. Your responsibilities will include: • Generate, review, and release 2D/3D mechanical designs and GD&T specifications for missile and pod subsystems. • Conduct stack...
Lockheed Martin
May 28, 2026
Mechanical Engineer Sr.
Lockheed Martin Archbald, PA
Description: You will be the Senior Mechanical Engineer for the Mechanical Design Team. Our team creates and delivers high performance mechanical solutions for advanced defense systems, turning program requirements into robust, producible hardware. What You Will Be Doing As the Senior Mechanical Engineer you will own the end to end design of complex mechanical components, translating multidisciplinary requirements into detailed 3 D models and production ready drawings. You’ll work side by side with peers, configuration management, and manufacturing to keep programs on schedule and on budget. Your responsibilities will include: • Developing mechanical designs of varying complexity using solid modeling tools (PTC Creo) and producing accurate engineering work products. • Reviewing and integrating requirements from stress, dynamics, systems, thermal, manufacturing, and other disciplines into your designs. • Applying Geometric Dimensioning & Tolerancing (GD&T) to ensure...
Lockheed Martin
May 28, 2026
Mechanical Engineer Staff - Thermal Focus (Level 4)
Lockheed Martin Huntsville, AL
Description: Space and strategic defense systems operate in some of the most unforgiving environments imaginable. Success depends on precision — and thermal performance is often the difference between mission success and mission failure. At Lockheed Martin Space, we are redefining resilience and speed through our 21st Century Security® vision. We don’t just build systems — we engineer survivability, performance, and reliability into every component. As a Level 4 Thermal Engineer, you will serve as a technical leader driving the thermal architecture of advanced missile systems from concept through qualification and production. This position supports spacecraft, missile, hypersonic, or other advanced aerospace platforms operating in extreme and highly dynamic environments. If you’re looking for ownership, influence, and the opportunity to solve complex, high-consequence engineering challenges — this role is built for you. What does this role look like? As a senior member...
Lockheed Martin
May 28, 2026
Staff Thermal Analyst
Lockheed Martin Highlands Ranch, 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. Lockheed Martin Space is seeking a full-time Senior Mechanical Engineer (Thermal...
Lockheed Martin
May 28, 2026
Mechanical Design Engineer Staff
Lockheed Martin Orlando, FL
Description: Lockheed Martin Missiles and Fire control is looking for an experienced mechanical engineering to support the SNIPER sensor program. As a Mechanical Engineer, you will be responsible for the creation, coordination, and release of mechanical design artifacts that feed into the Sniper Program. You will work side by side with other engineers, production planners, and the global supply chain to address production delays, yield issues and failure investigations to support the continued success of the program. Your responsibilities will include: • Generate complete, release ready engineering documents (drawings, BOMs, assembly parts lists) for fabrication and procurement. • Perform tolerance stack up and fit analyses to ensure manufacturability and reliability of mechanical components. • Conduct design reviews, incorporate feedback, and secure formal engineering release approvals. • Building BOMs, creating parts, assemblies, and design documentation within Windchill PLM...
Lockheed Martin
May 28, 2026
Power Electronics Engineer
Lockheed Martin Liverpool, NY
Description: WHAT WE'RE DOING Provide technical support for Radar and/or Sonar programs focusing on power‑supply design and power‑subsystem engineering. The role drives reliable, high‑performance power solutions that enable mission‑critical sensor systems. THE WORK Design, analyze, and simulate power‑supply circuits, distribution networks, and power‑conversion topologies to meet system requirements. Perform root‑cause investigations and develop corrective‑action plans for power‑related issues. Build and refine engineering procedures, seeking continuous‑improvement opportunities and greater efficiency. Mentor junior engineers, sharing expertise in power‑electronics best practices and troubleshooting techniques. Collaborate closely with senior engineers, subject‑matter experts, and cross‑program teams to integrate power solutions into radar/sonar platforms. WHO WE ARE Lockheed Martin is an equal‑opportunity employer that values integrity and innovation. Our culture is...
Lockheed Martin
May 27, 2026
ElectroMechanical Engineer Sr.
Lockheed Martin Grand Prairie, TX
Description: You will be the Senior ElectroMechanical Engineer on the Advanced Programs hardware engineering team within Lockheed Martin Missiles & Fire Control (MFC). Our team designs, develops, and manufactures precision engagement aerospace and defense systems for the U.S. and allied militaries. You’ll work on cutting edge electronics packaging, hands on prototype builds, production support, and technical leadership that directly impact next generation missile and radar programs. What You Will Be Doing As the Senior ElectroMechanical Engineer you will act as a key technical contributor on one or more defense programs, guiding hardware from concept through low rate production and full rate manufacturing. You’ll lead cross functional teams, create detailed electromechanical models and drawings, define test criteria, and drive issue resolution while mentoring junior engineers and championing an inclusive, collaborative culture. Your responsibilities will include: • Lead...
Lockheed Martin
May 23, 2026
Senior Thermal Analyst
Lockheed Martin Highlands Ranch, 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. Lockheed Martin Space is seeking a full-time Senior Mechanical Engineer (Thermal...
Lockheed Martin
May 23, 2026
Senior Staff Opto-Mechanical Engineer (Top Secret)
Lockheed Martin Louisville, 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. The Optical Talent Center within Lockheed Martin Space is seeking a Senior Staff...
Lockheed Martin
May 15, 2026
Environmental Health & Safety Engineer Senior
Lockheed Martin Camden, AR
Description: You will be the Environmental Health & Safety Engineer Senior with Lockheed Martin Missiles & Fire Control in Camden, AR. Our team is responsible for identifying hazards, ensuring regulatory compliance, and fostering a safe work environment. What You Will Be Doing As the Environmental Health & Safety Engineer Senior you will be responsible for assessing workplace conditions, mitigating risks, and leading safety initiatives. Your responsibilities will include, but are not limited to: Identifies hazardous workplace conditions and takes preliminary samples and measurements of hazardous forces and toxic substances. Removes hazards and/or protects employees by guarding, revising work procedures, and training or requiring use of protective clothing and personal protective equipment. Takes effective steps to ensure that workplace conditions comply with applicable federal and state occupational safety and health standard provisions of...
Lockheed Martin
May 11, 2026
Environmental Health & Safety Engineer Senior
Lockheed Martin Camden, AR
Description: You will be the Environmental Health & Safety Engineer Senior for Lockheed Martin Missiles & Fire Control in Camden, AR. Our team is responsible for ensuring a safe and compliant operational environment across the site. What You Will Be Doing As the Environmental Health & Safety Engineer Senior, you will be responsible for driving safety compliance across the site and supporting the customer’s needs. Your responsibilities will include, but are not limited to: Identifies hazardous workplace conditions and takes preliminary samples and measurements of hazardous forces and toxic substances, removes hazards and/or protects employees by guarding, revising work procedures, and training or requiring use of protective clothing and personal protective equipment. Takes effective steps to ensure that workplace conditions comply with applicable federal and state occupational safety and health standard provisions of any labor agreement,...
Lockheed Martin
May 08, 2026
Sr. Power Electrical Engineer
Lockheed Martin Moorestown, NJ
Description: WHAT WE'RE DOING Provide technical support for Radar and/or Sonar Programs focusing on power‑supply design and power‑subsystem engineering. The role drives reliable, high‑performance power solutions that enable mission‑critical sensor systems. THE WORK Design, analyze, and simulate power‑supply circuits, distribution networks, and power‑conversion topologies to meet system requirements. Perform root‑cause investigations and develop corrective‑action plans for power‑related issues. Build and refine engineering procedures, seeking continuous‑improvement opportunities and greater efficiency. Mentor junior engineers, sharing expertise in power‑electronics best practices and troubleshooting techniques. Collaborate closely with senior engineers, subject‑matter experts, and cross‑program teams to integrate power solutions into radar/sonar platforms. WHO WE ARE Lockheed Martin is an equal‑opportunity employer that values diversity, integrity, and innovation. Our culture is...
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