522 senior software engineer jobs found

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 Lockheed Martin Rotary & Mission Systems Senior Software Engineer will have the opportunity to perform real-time processing software development in support of our radar signal processing product lines. Additionally, you will be working as part of an Agile team with domain experts from Software, Subsystems and Systems Engineering to understand requirements, establish architecture/design, implement sound solutions, develop unit tests, and support integration and sustainment activities. This position requires a U.S. DoD Security Clearance at the SECRET level. This position is located at a facility that requires special access. #REAS Basic Qualifications: • Bachelor’s Degree in...

Basic Qualifications Requires a Bachelor’s degree in Software Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 8+ years of job-related experience, or a Master's degree plus 6 years of job-related experience. Agile experience preferred.     CLEARANCE REQUIREMENTS: Ability to obtain a Department of Defense Secret security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required. Responsibilities for this Position ROLE AND POSITION OBJECTIVES: As an advanced software engineer, you’ll be a member of a cross functional team responsible for developing full-stack embedded software with Realtime Operating Systems using agile methodologies that complies with...

Basic Qualifications Education Requirements: Requires a Bachelor’s degree in Software Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 8+ years of job-related experience, or a Master's degree plus 6 years of job-related experience. Agile experience preferred.     Clearance Requirements: Ability to obtain a Department of Defense Secret security clearance is required at time of hire.  Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required. Responsibilities for this Position ROLE AND POSITION OBJECTIVES: As a Senior Advanced Software Engineer for Airborne Systems, you’ll be a member of a cross functional team responsible for airborne computers that process and display mission data in the...

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! We are seeking for a Senior Software Engineer to join our FSW/Sim Integration team that...

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...

Description SAIC is seeking a Senior Software Engineer to join our Systems Engineering team focused on developing the next generation of space communication systems supporting the U.S. Space Force (USSF) satellite communications mission. In this role, you will support Systems Engineering & Integration (SE&I) activities in a multidisciplinary and collaborative environment, working alongside team members, contractors, government civilians, and USSF personnel. The opportunity is in El Segundo, CA. You will lead and support multiple working groups responsible for facilitating technical discussions, identifying and mitigating risks, addressing requirement gaps, developing and delivering technical briefings, tracking action items, and authoring meeting minutes. You will play a critical role in integrating software solutions and ensuring the successful delivery of advanced space communication capabilities. Key Responsibilities: Analyze, and develop software prototypes...

Description: You will be the Senior Software Engineer Full Stack for the Hub and ModStar team. Our team designs, develops, and sustains full‑stack applications that power critical MFC missions. What You Will Be Doing As the Senior Software Engineer Full Stack you will be responsible for delivering end‑to‑end software solutions while providing technical leadership to the Hub and ModStar teams. Your responsibilities will include, but are not limited to: Design, develop, and maintain full‑stack web applications from front‑end UI to back‑end services. Provide technical guidance and mentorship to team members, championing best practices and high‑quality code. Collaborate with cross‑functional stakeholders to translate requirements into scalable software designs. Own the CI/CD pipeline implementation and ensure secure, reliable deployments. Monitor performance, troubleshoot issues, and continuously improve application reliability and maintainability....

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...

Description: WHO WE ARE At Lockheed Martin, we are driven by innovation and integrity. By applying the highest standards of business ethics and forward‑thinking, we can achieve anything. We value your skills, training, education, and background, and we are committed to providing a work environment that encourages and supports employees to think big, perform with quality, and build incredible products. WHAT WE'RE DOING We are seeking a **Software Engineer** to drive complex software solutions for Mission Systems. Working with only general direction, you will independently define solution approaches, lead design reviews, and ensure software deliverables meet cost, schedule, and technical requirements. THE WORK - Design, develop, and integrate software components for mission‑critical systems. - Lead technical design reviews and validate solutions against requirements. - Collaborate with internal and external customers, cross‑functional teams, and senior technical...

Description: WHO WE ARE The ISA UAS division of Lockheed Martin’s Advanced Development Programs (Skunk Works) is seeking world class software engineers to join a team that continues our 80 year legacy of pioneering advanced aircraft. Our Mission Management engineers design, develop, and integrate software that powers the flight control, navigation, sensor fusion, and communications subsystems of cutting edge unmanned aircraft. We operate in a highly innovative, multi site environment where speed, modularity, and reusability are paramount. WHAT YOU'LL DO You will develop and maintain platform-level software that supports ISR and UAS systems. You will build and sustain deployable system images and runtime environments, bundling operating system components, middleware, and platform services into validated volumes used across development and test environments. You will work closely with software, systems, and security teams to deliver reliable and repeatable infrastructure...

Description: The F-35 Sensor Fusion team is seeking a highly skilled Data Association Engineer to join our team in developing the next generation of sensor fusion algorithms. The successful candidate will be responsible for designing, developing, modeling, analyzing and testing Data Association algorithms as well as collaborating with cross-functional teams to integrate solutions into Fusion applications. Must be a US Citizen; this position will require a government security clearance. This position is located at a facility that requires special access. Basic Qualifications: · Bachelor’s degree (or higher) in Computer Science, Engineering, Applied Mathematics, or a closely related field. · Minimum 3 years of professional experience developing C++ applications, preferably in real time environments. · Strong foundation in numerical methods, linear algebra, or related scientific computing concepts. · Proven ability to perform data analysis or validation to verify software...

Description: What We’re Doing Our team, Command and Control, Battle Management and Communications (C2BMC)- Global team at Lockheed Martin, is dedicated to engineering, developing, and integrating new capabilities for the Missile Defense System that protects the United States and its allies. While we are part of a large organization, we operate within smaller, agile teams in a fast-paced, dynamic environment. Our responsibilities include Sensor/Weapon Integration, Algorithm Development, User Interface Development, Automated Testing, Cyber Security, and enhancing critical missile defense technologies. The Work The role involves providing comprehensive analysis and technical support for a large, distributed Java‑based system. You will resolve complex problems across the full software lifecycle—design, development, testing, integration, and user support—while adhering to detailed specifications to modify or extend functionality within an extensive code base. Responsibilities...

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 Space Software Product Line (SSPL) is seeking a Senior Software Engineer to join the...

Description: You will be a Senior Software Engineer on our EOTS team at Lockheed Martin. The Electro-Optical Targeting System (EOTS) is the world’s first sensor that combines forward-looking infrared (FLIR) and infrared search and track (IRST) functionality. 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. MFC is a recognized designer, developer and manufacturer of precision engagement aerospace and defense systems for the U.S. and allied militaries. MFC develops, manufactures and supports advanced products for military customers that include the U.S. Army, Navy, Air Force, Marine Corps, NASA and dozens of foreign allies. MFC also offers a wide range of products and...

Description SAIC is seeking a Principal Software Engineer to contribute advanced technical expertise to the complete rewrite of the Interoperability Engineering System (IES) in Huntsville, AL . IES is a desktop application used by the U.S. Army for Link 16 scenario generation, scripting, and data analysis. This role focuses on designing, developing, and implementing a modern, scalable software solution from scratch. The Principal Software Developer will apply deep knowledge of software engineering principles to create high-quality, efficient, and maintainable code. You will work closely with an Agile team to collaborate on innovative solutions and deliver a robust application. Responsibilities: Design and develop a new software architecture to replace the existing IES application using best practices and modern tools. Develop high-performance desktop application features using C++, C#, .NET, and WPF. Collaborate with the Agile development team and customer...

Description: We are hosting A Lockheed Martin Space In-Person hiring event in April of 2026. This event will be by invitation only and will take place near or in Littleton, CO. The actual date and location will be disclosed at a later date. Please apply to be considered. We are hiring levels 2-5. If you are interested in joining Lockheed Martin as a software engineer, please apply to this requisition. This hiring event is for experienced professionals with a active security clearance and this event is for external applicants only. By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings. Lockheed Martin Space is seeking a full time Software Engineer. In this role, you will support the software engineering lifecycle following the program Software...

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 with IGNITE in Severn, MD. Role & Responsibilities: • Plans, conducts, and coordinates software development activities. •...

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,...

Description: Do you have a commitment to success, proven interpersonal skills, a positive outlook? Are you a creative thinker and problem solver? Are you looking for a meaningful career? If so, then we would love to speak with you! The Engineering & Technology organization is a highly dynamic and growing organization that plays a vital role in providing mission-critical intelligence solutions on variety of world-class satellite, deep space exploration, missile, and classified special programs. The candidate will become a member of a creative, high-tempo, collaborative, cross-functional, dynamic and multi-disciplinary THAAD interceptor flight software (FSW) team. This team performs the analysis, design, development, and test of the embedded flight software and the real-time, Hardware-In-The-Loop (HWIL) missile testbed. Opportunities are available to participate in all elements/steps of the software development cycles. Basic Qualifications: - Must have applicable experience in...

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 contingent upon the program award expected in early 2026.*** Within...