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181 software engineer sr jobs found

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Lockheed Martin
Apr 21, 2026
Level 3 – Mid Career Software Engineer Sr
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 Mid-Level Software Engineer Sr. to join...
Lockheed Martin
Apr 16, 2026
Software Engineer Sr - Level 3
Lockheed Martin Fort Worth, TX
Description: We are Lockheed Martin 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 Aeronautics is seeking a Software Engineer Sr to join a high performing team focused on software in a DevSecOps development environment for the Maintenance Systems (MxSys) Line of Business. In this role,...
Lockheed Martin
Apr 02, 2026
Software Engineer Sr (Automation Framework)
Lockheed Martin Fort Worth, TX
Description: Lockheed Martin Aeronautics delivers breakthrough aircraft (F 35, F 22, F 16, AMMM, and Skunk Works®). The Framework Integration Team (FIT) is a software automation team that implements and maintains a cross platform Test Automation Framework that enables rapid, repeatable testing of flight software across multiple airframes. We are looking for a Software Engineer Sr to join our mission! What You Will Be Doing: Your responsibilities will support the technology development lifecycle, including: • Design & develop test automation infrastructure (Python driven) that integrates with a C++ codebase and supports simulated, hardware in the loop, and laboratory environments. • Create, maintain, and extend reusable tooling (open source, commercial, and in house) for continuous integration, test execution, and result analysis. • Support virtual development labs and aircraft software build pipelines, ensuring reliable delivery of test artifacts to external software teams. •...
Lockheed Martin
Apr 02, 2026
Software Engineer Sr Stf - Test Automation - Level 5
Lockheed Martin Fort Worth, TX
Description: You will be the Software Engineer Sr Stf - Test Automation - Level 5 for the Systems Integration and Test (SI&T) team which is responsible for system‑level test automation of the F‑16 and FA‑50 avionics. What You Will Be Doing As the Software Engineer Sr Stf - Test Automation - Level 5, you will lead all test‑automation activities for the Integrated Fighter Group. You will shape the automation architecture, drive script development, and partner with engineering, flight‑test, and software teams to deliver high‑quality, repeatable test solutions. Your responsibilities will include: Define and evolve the test‑automation strategy and architecture for F‑16 and FA‑50 programs. Lead the creation, review, and maintenance of automated test scripts using TWIN and Python. Establish team processes, standards, and best practices for automation across SI&T. Develop basis‑of‑estimate (BOE) documentation for future automated test initiatives....
Lockheed Martin
Mar 31, 2026
Software Engineer Sr - Skunk Works - Level 3
Lockheed Martin Marietta, GA
Description: You will be the Software Engineer Sr - Skunk Works for the Ground Control Station System Integration and Test Team which is responsible for developing automated tests to verify functional baseline requirements and validate system behavior. What You Will Be Doing As the Software Engineer Sr - Skunk Works you will be responsible for leading the creation of automated test solutions, integrating simulation tools, and supporting ground‑control‑station development for unmanned systems. Your responsibilities will include: Develop and execute automated system‑level tests that verify and validate ground‑control‑station functionality. Provide technical leadership to multidisciplinary engineers, guiding rapid verification of test requirements and validation of system functions. Integrate automation tools using Red Hat Linux’s Ansible, Cucumber, Kubernetes, Helm, and GitLab. Embrace innovative approaches to continuously integrate, test, and...
Lockheed Martin
Mar 26, 2026
Software Engineer Sr - Level 3
Lockheed Martin Fort Worth, TX
Description: You will be the Software Engineer Sr for the CORE team which is responsible for developing, maintaining, and supporting common simulation software infrastructure products for the Aeronautics Simulation and System Integration Labs (SSL) department. What You Will Be Doing As the Software Engineer Sr you will be responsible for designing, developing, integrating, testing, and deploying simulation software products that enable our customers to run high‑fidelity hardware‑in‑the‑loop and man‑in‑the‑loop simulations. "Your responsibilities will include:" Collaborating with a cross‑site team to plan and implement new capabilities. Designing and developing infrastructure tools using C++, Java, and object‑oriented techniques. Integrating, testing, and supporting deployed CORE software in Hardware‑in‑the‑Loop and Man‑in‑the‑Loop simulation systems. Providing technical support and troubleshooting for deployed simulation software. What’s In It...
Lockheed Martin
Mar 11, 2026
Software Engineer Sr - level 3
Lockheed Martin Fort Worth, TX
Description: You will be the Software Engineer Sr for the Simulation & Systems Labs (SSL) which is responsible for delivering advanced simulation and integration solutions that empower warfighters worldwide. What You Will Be Doing As the Software Engineer Sr you will be responsible for integration and troubleshooting of SSS software products in hardware‑in‑the‑loop and man‑in‑the‑loop lab environments, while contributing to the design, development, and deployment of real‑time simulation systems. Your responsibilities will include: Integrate and troubleshoot SSS software in HIL and MIL lab environments. Develop and maintain distributed real‑time simulation code for aircraft and hardware interfaces. Apply technical principles to reuse existing software and support digital transformation initiatives. Collaborate within an Agile, DevSecOps team to deliver high‑quality, mission‑critical capabilities. Support flight‑testing activities and ensure...
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...
Lockheed Martin
Apr 08, 2026
Sr Software Engineer / Embedded HWIL / C++ / Dallas, TX
Lockheed Martin Grand Prairie, TX
Description: You will be the Software Engineer Sr for the Lockheed Martin Missiles and Fire Control (MFC) team. Our team is responsible for designing, developing, and manufacturing precision engagement aerospace and defense systems for the U.S. and allied militaries. Lockheed Martin is a global security and aerospace company that employs approximately 114,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services. Lockheed Martin Missiles and Fire Control (MFC) is one of four Lockheed Martin business areas. As a Software Engineer Sr at MFC, you will join one of the largest networks of software professionals, implementing cutting edge technologies on both existing and new development platforms. You will be helping us solve the world’s most difficult challenges supporting such wide-ranging domain areas such as aircraft flight command and control, air traffic...
Lockheed Martin
Mar 06, 2026
Sr Software Engineer / Embedded HWIL / C++ / Dallas, TX
Lockheed Martin Grand Prairie, TX
Description: You will be the Software Engineer Sr for the Lockheed Martin Missiles and Fire Control (MFC) team. Our team is responsible for designing, developing, and manufacturing precision engagement aerospace and defense systems for the U.S. and allied militaries. Lockheed Martin is a global security and aerospace company that employs approximately 114,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services. Lockheed Martin Missiles and Fire Control (MFC) is one of four Lockheed Martin business areas. As a Software Engineer Sr at MFC, you will join one of the largest networks of software professionals, implementing cutting edge technologies on both existing and new development platforms. You will be helping us solve the world’s most difficult challenges supporting such wide-ranging domain areas such as aircraft flight command and control, air traffic...
Lockheed Martin
Apr 17, 2026
Software Engineer, Sr - Combat Systems
Lockheed Martin Camden, NJ
Description: What We're Doing As a part of the Lockheed Martin community, we take on challenges and find solutions using creativity and collaboration. If you’re looking to be a part of a passionate team solving these complex problems, then Rotary and Mission Systems is the place for you. The Work The Command, Control, Communications (C3) organization is seeking an experienced Software Engineer to lead the development of advanced software that drives next generation ship prototypes and mission critical capabilities. In this senior role you will architect, design, integrate, and validate high performance tactical components that support rapid prototyping of new vessel configurations, rigorous system performance evaluation, and comprehensive verification of combat system functions. This position is located at a facility that requires special access and will require a U. S. DoD security clearance. Who We Are Lockheed Martin is a global aerospace, defense, and security...
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 Sr - Level 3
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
Software Engineer Sr - Level 3
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
1LMX PPM UDE-Starburst Data Engineer / Software Engineer, Sr
Lockheed Martin Bethesda, MD
Description: Lockheed Martin is on a transformational journey that includes business process reinvention, as well as Agile and Digital transformations. This transformation is Lockheed Martin’s path to the future with its interconnected environment where transactional systems are very intuitive and data becomes actionable information that drives decisions to create value across the entire lifecycle. To help us along this journey, we are looking for a highly skilled Data Engineer to join our PPM Unified Data Exchange (UDE) and Starburst team. This role will focus on building, securing, and scaling a data platform that enables performant, governed and secure access to data across multiple domains and sources. This is a hands-on role requiring strong technical depth in distributed data systems, cloud infrastructure and security by design, with the ability to collaborate closely with product team and consumers. Key Responsibilities: - Design, build and maintain a data platform...
Lockheed Martin
Apr 16, 2026
Software Engineer Sr - Level 3
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
Software Engineer Sr Stf
Lockheed Martin Fort Worth, TX
Description: At Lockheed Martin we are committed to shaping the future of aviation! You’ll be inspired by Lockheed Martin’s core values to grow in ways you only imagine! What You Will Be Doing 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 Aeronautics is seeking a full-time...
Lockheed Martin
Apr 16, 2026
Software Engineer, Sr Staff - SAP Financial Applications O&M Lead
Lockheed Martin Puerto Rico
Description: What You Will Be Doing: In this role, you will serve as one of the Product Owners of an agile development team covering the Operations and Maintenance of our build products. You will be responsible for the following: · Designing our O&M structure, processes, and plans to support the business areas · Guiding the maintenance of our SAP S4 solution for the Production Operations · Working with Lockheed Martin IT business analysts and developers, as well as professional services to accomplish the product team objectives · Communicating with stakeholders and product management team to understand their needs · Working with other Product Owners to ensure smooth handoff between teams and understanding of cross-team impacts · Providing clarity of scope and oversight to a team of analysts and developers to ensure products will satisfy users’ needs · Ensuring functionality and products produced by your team are high quality and reliable · Clearly expressing Product Backlog...
Lockheed Martin
Apr 15, 2026
Software Engineer Sr
Lockheed Martin Fort Worth, TX
Description: Lockheed Martin F-35 Sensor Fusion is seeking a Senior Software Engineer to join our team in developing multiple advanced software tools supporting the F-35. As a contributor, you’ll have the opportunity to work on an Agile software development team designing, implementing, and testing both front-end applications and back-end algorithms (C# and C++) in the domains of information fusion, electronic warfare, and artificial intelligence data collection/labeling. And you’ll collaborate closely with our customers and across teams. Basic Qualifications: • Bachelor's degree in a STEM discipline (e.g. Computer Science, Software Engineering, Electrical Engineering, Mathematics, Physics, or a related field) • Experience with large codebases and modern software tools (Git, CI/CD) • Experience with multiple programming languages (ex. C#, C++, Java) • Experience in front-end and back-end development and testing (unit and system) Desired Skills: • Experience working on a...
Lockheed Martin
Apr 15, 2026
Software Engineer Sr. Staff
Lockheed Martin Palmdale, CA
Description: This team is working new development software where our team members get to work hands on from the lab to the aircraft in all stages of development, including design, code, integration, and lab and field test. We work on a wide range of technologies and give our team members the opportunity to drive their career towards their area of interest. You will work with a high performing and passionate team who are involved within the company as well as outside the organization. This positions offers meaningful and exciting technical work spanning both software development and supporting integration and test for a multi-site team. **IMPACT: ** In this role, you will apply your expertise in embedded software and avionics to lead and scale an Agile Scrum team delivering complex, flight- and safety-critical systems. You will drive the development of robust, high-performance software across a wide range of aircraft platforms, enabling both rapid prototyping and fielded...
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