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298 level 3 software engineer jobs found

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Lockheed Martin
Jun 19, 2026
Test Engineer - Secret Clearance
Lockheed Martin Colorado Springs, CO
Description: What We’re Doing Lockheed Martin is developing innovative solutions to meet the evolving needs of our customers. As a leader in the defense and aerospace industry, we are committed to delivering high-quality products that exceed expectations. Our team is working on cutting-edge projects that require rigorous testing and validation to ensure product functionality and reliability. The Work As a Test Engineer, you will play a critical role in our team's success. Your primary responsibilities will include: •Developing test cases and test procedures to verify product functionality •Collaborating with cross-functional teams to identify and prioritize testing requirements •Utilizing your expertise in Linux, test case architectures, run log analysis, and bash scripting to design and execute comprehensive testing protocols •Analyzing test results and identifying areas for improvement Who We Are Lockheed Martin is a global leader in the design, development, and...
Lockheed Martin
Jun 19, 2026
Test Engineer Staff - Secret Clearance
Lockheed Martin Colorado Springs, CO
Description: What We’re Doing Lockheed Martin is developing innovative solutions to meet the evolving needs of our customers. As a leader in the defense and aerospace industry, we are committed to delivering high-quality products that exceed expectations. Our team is working on cutting-edge projects that require rigorous testing and validation to ensure product functionality and reliability. The Work As a Test Engineer, you will play a critical role in our team's success. Your primary responsibilities will include: •Developing test cases and test procedures to verify product functionality •Collaborating with cross-functional teams to identify and prioritize testing requirements •Utilizing your expertise in Linux, test case architectures, run log analysis, and bash scripting to design and execute comprehensive testing protocols •Analyzing test results and identifying areas for improvement Who We Are Lockheed Martin is a global leader in the design, development, and...
Lockheed Martin
Jun 19, 2026
Test Engineer Sr. - Secret Clearance
Lockheed Martin Colorado Springs, CO
Description: What We’re Doing Lockheed Martin is developing innovative solutions to meet the evolving needs of our customers. As a leader in the defense and aerospace industry, we are committed to delivering high-quality products that exceed expectations. Our team is working on cutting-edge projects that require rigorous testing and validation to ensure product functionality and reliability. The Work As a Test Engineer, you will play a critical role in our team's success. Your primary responsibilities will include: •Developing test cases and test procedures to verify product functionality •Collaborating with cross-functional teams to identify and prioritize testing requirements •Utilizing your expertise in Linux, test case architectures, run log analysis, and bash scripting to design and execute comprehensive testing protocols •Analyzing test results and identifying areas for improvement Who We Are Lockheed Martin is a global leader in the design, development, and...
Lockheed Martin
Jun 19, 2026
Systems Engineer Stf - Level 4
Lockheed Martin Marietta, GA
Description: You will be the Systems Engineer Stf for the Air Mobility and Maritime Missions (AMMM) team. What You Will Be Doing As the Systems Engineer Stf you will be responsible for leading the Air Mobility and Maritime Missions (AMMM) project team to coordinate engineering efforts, meet program requirements, and drive process improvements. Your responsibilities will include: Lead cross‑functional engineering coordination across multiple teams. Define, track, and ensure fulfillment of program requirements. Manage project schedules, milestones, and deliverables. Identify and implement process improvement initiatives. Communicate status, risks, and solutions to stakeholders. What’s In It For You We are committed to supporting your work-life balance and overall well‑being, offering flexible scheduling options. Learn more about Lockheed Martin’s comprehensive benefits package here. Do you want to be part of a company culture that...
Lockheed Martin
Jun 19, 2026
Test Engineer Stf
Lockheed Martin Marietta, GA
Description: You will be the Test Engineer Staff for the AMMM Functional Test Engineering Team in Marietta, GA, which is responsible for supporting multiple areas within manufacturing operations. What You Will Be Doing As the Test Engineer Staff, you will be responsible for designing, developing, operating, maintaining, and documenting software and firmware components and computing systems software to meet engineering and manufacturing requirements. Your responsibilities will include: Writing and revising C-130J aircraft system/component test procedures and providing on-aircraft testing and troubleshooting support. Developing test equipment and providing test equipment designs, as well as supporting Test Labs and Component testing within the Labs. Creating Labview, C++, & Visual Basic test programs for analyzing & validating the 1553 data bus systems. Developing and maintaining production planning (SFM, CAPPS, IMPACTS) and providing Functional...
Lockheed Martin
Jun 19, 2026
Hardware Repairs Engineer
Lockheed Martin Colorado Springs, CO
Description: WHAT WE’RE DOING Do you want to be part of a culture that inspires employees to innovate, perform with excellence, and build incredible products? If you have the passion, drive, and courage to dream big, then we want to build a better tomorrow with you. Come and join our team! Lockheed Martin’s Rotary and Mission Systems’ C4ISR team is looking for a proven and experienced Hardware Repairs Engineer to support the Peace Krypton (PK) program. THE WORK As a Hardware Repairs Engineer in this position, you will: • Troubleshoot and diagnose hardware problems using various tools and techniques, such as fault analysis, signal tracing, and debugging. • Repair or replace faulty components, such as circuit boards, power supplies, or mechanical parts. • Perform preventive maintenance tasks, such as cleaning, calibration, and testing, to prevent future hardware failures • Collaborate with other engineers, technicians, or manufacturers to resolve complex hardware issues or to...
Lockheed Martin
Jun 19, 2026
Industrial Engineer (Level 2)
Lockheed Martin Palmdale, CA
Description: As an industrial engineer you will work on a team of industrial engineers supporting a production team in the execution of program deliverables. Our team is responsible for facilities layouts, work measurement, cost analysis, capacity requirements planning (reporting and analysis), capital project management and budget planning, discrete event simulation, and future business proposal analysis amongst other things. As an Industrial Engineer, you will support cross-functional improvement efforts for a production area, working closely with various teams to identify areas for improvement and implement changes. You will also perform data analysis, observations, and time studies to support cost driver analysis and process improvement. Your responsibilities will include: -Supporting cross-functional improvement efforts for a production area -Identifying areas of focus for production improvement across a wide scope -Performing observations and time studies to support cost...
Lockheed Martin
Jun 19, 2026
Systems Engineer Integration and Test - Level 2
Lockheed Martin Fort Worth, TX
Description: You will be the Systems Engineer Integration and Test for the Architecture, Design, Integration & Test (ADIT) team within the Systems Integration & Test (SI&T). Our team is responsible for systems level software testing. What You Will Be Doing As the Systems Engineer Integration and Test you will be responsible for technical test planning and execution, guiding test objectives, and collaborating across agile development teams. Your responsibilities will include: Generate test plan and test procedure documentation. Coordinate test objectives with stakeholders. Execute testing across agile development teams. Report test results and provide recommendations for improvement. What’s In It For You We are committed to supporting your work-life balance and overall well-being, offering flexible scheduling options. Learn more about Lockheed Martin’s comprehensive benefits package here. Do you want to be part of a company culture...
Lockheed Martin
Jun 19, 2026
Senior Electronics Engineer-CCA Test Designer
Lockheed Martin Owego, NY
Description: WHAT WE’RE DOING Lockheed Martin is a global leader in aerospace and defense, dedicated to advancing technology and engineering solutions that redefine what's possible. With a rich legacy of innovation spanning decades, we are committed to shaping the future of aerospace and defense through cutting-edge research, development, and manufacturing. WHO WE ARE Lockheed Martin: An Award-Winning Place to Work THE WORK We are looking for an experienced electronics engineer to join our test design and development team in Owego, NY. In this role you will evaluate designs of Circuit Card Assemblies (CCAs) for testability, design test software and fixtures, and perform test programming for sub-assembly test platforms including Flying Probe, ICT, Boundary Scan, and Power Supply. The successful candidate will also have experience troubleshooting CCAs to the component level including full root cause analysis, identifying process improvements where defect trends are found....
Lockheed Martin
Jun 19, 2026
Aeronautical Engineer (Structures) - Early Career
Lockheed Martin Fort Worth, TX
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 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 Early Career Finite Element Analysis (FEA) Engineer. In this role, you may: - Be responsible for the planning, development, verification, validation, documentation, and configuration control of...
Lockheed Martin
Jun 19, 2026
Senior Systems Safety Engineer
Lockheed Martin Liverpool, NY
Description: WHO WE ARE At Lockheed Martin Rotary and Mission Systems, we are driven by innovation and integrity. We believe that by applying the highest standards of business ethics and visionary thinking, everything is within our reach – and yours as a Lockheed Martin employee. Lockheed Martin values your skills, training, and education. Come and experience your future! WHAT WE'RE DOING An Engineer working in the System Safety Engineering group will contribute to a wide variety of projects based on our business needs. The role involves working as an independent contributor alongside team leadership to perform Systems Safety Engineering tasks in support of project objectives. As a System Safety Engineer, you will be part of a team of experienced safety and specialty engineers working on various missile launching system programs. Your primary responsibility will be to contribute to analysis and design support efforts for all aspects of the system safety programs, ensuring that...
Lockheed Martin
Jun 19, 2026
Systems Integration/Test Engineer Staff - Orlando FL
Lockheed Martin Orlando, FL
Description: You will be the System Integration, Test, and Evaluation (IT&E) Engineer to support a program's system integration and system qualification initiatives in Orlando, FL. Our team is responsible for executing sub-system and system level integration and tests for new and existing products. What You Will Be Doing As the IT&E Engineer, you will be responsible for working in the laboratory onsite: • Generating and executing sub-system and system level integration and test plans/procedures • Supporting the preparation of test equipment and facilities required for test events • Supporting Design Verification Tests (DVT) and Qualification tests, including Environmental Stress Screening (ESS), Electromagnetic Interference (EMI), and Functional Acceptance Test Procedures (ATP) for new hardware • Support Failure investigations and resolution of hardware, software and test equipment anomalies that have occurred during system and subsystem testing • Provide...
Lockheed Martin
Jun 19, 2026
Orion Systems Engineer – Early Career
Lockheed Martin Littleton, CO
Description: 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 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. This is a place for engineers, scientists, and problem-solvers who are ready to engage deeply, think critically, and build with purpose. You will not just launch a career. You will be part of something bigger. This is where the best are built. Lockheed Martin Space is seeking a full-time Orion Systems Engineer. Be a part of the Artemis and Orion teams taking astronauts to the Moon and beyond. As a Systems Engineer on the Orion program, you will be responsible for the planning, preparation, and execution of...
Lockheed Martin
Jun 19, 2026
Senior Systems Engineer - Radar Signal Simulation & Processing
Lockheed Martin Moorestown, 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 Lockheed Martin Rotary & Mission Systems is seeking a full-time Senior Radar Systems Engineer. In this role, you will lead the design, analysis, testing, and requirements development and verification of high performance Radar Signal Simulation and Processing systems. The successful candidate will have experience and/or knowledge of Radar Signal Simulation & Processing, MATLAB Simulation Development, Requirements Development and Testing and Model Based System Engineering. This position is located at a facility that requires special access and will require a government security clearance. U.S. Citizenship is required. #REAS Basic Qualifications: • Bachelor's degree in...
Lockheed Martin
Jun 19, 2026
Aeronautical Engineer Sr - Wind Tunnel Operation
Lockheed Martin Palmdale, CA
Description: You will be the Aeronautical Engineer Sr - Wind Tunnel Operation for the Low‑speed 2 Wind Tunnel (L2WT) Team which is responsible for advancing aerodynamic testing capabilities. What You Will Be Doing As the Aeronautical Engineer Sr - Wind Tunnel Operation you will be responsible for leading a small, high‑impact team that designs, tests, and delivers aerodynamic data for advanced development programs. Your responsibilities will include: Develop innovative, affordable testing approaches that meet customer objectives. Design rapid‑prototype wind‑tunnel models and support hardware using the digital‑twin CATIA model. Integrate, calibrate, and maintain instrumentation, actuation devices, and data‑acquisition electronics. Prepare, execute, and document test plans in accordance with customer requirements. Continuously improve data‑acquisition, motion‑control, and pressure‑measurement systems. What’s In It For You We are committed to supporting your work‑life balance...
Lockheed Martin
Jun 19, 2026
Sustainment Engineer
Lockheed Martin Owego, NY
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, we're revolutionizing the aerospace and defense sector through groundbreaking technology, advanced manufacturing processes, and a world-class team of professionals. Our mission-driven approach and unwavering dedication to excellence ensure that we continue to deliver superior products and solutions to our customers around the world. THE WORK We are seeking a Software Engineer to join the RMS Global Sustainment, Information Systems & Innovation (IS&I) organization. This role will be responsible for and work directly with the IS&I DevSecOps Team to...
Lockheed Martin
Jun 19, 2026
Deputy IPT Sr Staff Engineer - IT&E- Dallas
Lockheed Martin Grand Prairie, TX
Description: Lockheed Martin MFC in Grand Prairie, Texas is seeking an experienced Test Infrastructure (TI) and System Integration & Test (SI&T) Integrated Product Team (IPT) Deputy Lead. The Deputy IPT Lead will partner with the TI and SI&T IPTL leads throughout the development lifecycle, ensuring technical, schedule, and cost objectives are met. What You Will Be Doing - Technical leadership – Guide a multidisciplinary team in architecture development, configuration‑item definition, and integration of test hardware/software. - Program execution – Own control‑account management, risk & opportunity mitigation, and BOE (Basis of Estimate) development. - Cross‑functional collaboration – Coordinate with Engineering, Production Operations, Materials, Quality, and Supplier Technical leads through regular IPT meetings and ad‑hoc forums. - Customer & stakeholder engagement – Represent the IPT in internal and external customer reviews, briefings, and status...
Lockheed Martin
Jun 19, 2026
GNC Modeling & Simulation Sr Engineer – Grand Prairie TX
Lockheed Martin Grand Prairie, TX
Description: 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. At Lockheed Martin, we apply our passion for purposeful innovation to keep people safe and solve the world's most complex challenges. We are seeking an experienced Guidance, Navigation, and Control (GNC) Engineer who will specialize in Modeling and Simulation (M&S) of complex technical solutions to join our team in sunny Dallas, TX! What You Will Be Doing This person will join a highly skilled team of systems engineering technologists and algorithm developers supporting various contracts and IRADs within Missiles and Fire Control. Modeling & Simulation Engineer tasks include: • Design and documentation of model and simulation requirements and architecture • Develop, verify, and...
Lockheed Martin
Jun 19, 2026
RADAR Signal Processing & Algorithm Engineer - Grand Prairie, TX
Lockheed Martin Grand Prairie, TX
Description: 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. We are experiencing growth and we are looking for a RADAR Signal Processing & Algorithm Engineer. You will be the RADAR Signal Processing Engineer for Lockheed Martin's team in Grand Prairie, TX. Our team is at the forefront of Airborne RADAR management, and you will play a key role in developing advanced signal processing algorithms and creating high-fidelity simulation environments. What You Will Be Doing The ideal candidate holds a PhD or MS in Electrical Engineering and has experience designing signal processing algorithms for RF applications such as RADAR and wireless communications. The...
Lockheed Martin
Jun 19, 2026
System Engineering (DMSMS) - Chapter Next Returnship
Lockheed Martin Stratford, CT
Description: Chapter Next – Let Lockheed Martin be the next step in your Journey Back to the workforce! Have you taken some extended time away from your career in support of family or personal obligations? At Lockheed Martin Rotary and Mission Systems (RMS), we understand that sometimes we must pause our professional life to support our family and loved ones. After stepping away from the workplace to care for children, aging parents or other family obligations, the road to return to work can be challenging, and at times intimidating. This is where Chapter Next can be part of your solution. Chapter Next is a 12-16 week paid returnship hosted by RMS. Candidates who have taken a professional career hiatus for at least 1+ years will be eligible to apply to this program. During this returnship participants will become part of a community of similarly experienced professionals with challenging work scopes that contribute to the great innovation produced by Lockheed Martin! Selected...
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