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50 systems engineer sr level 3 jobs found

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Lockheed Martin
Apr 24, 2026
Systems Engineer Sr - Level 3
Lockheed Martin Fort Worth, TX
Description: You will be the Systems Engineer Sr for the Integration and Test team within Simulation System Test (SST) which is responsible for system integration and verification/validation of software‑intensive systems. What You Will Be Doing As the Systems Engineer Sr you will be responsible for defining verification methods and associated System Integration Lab (SIL) capabilities, creating, maintaining, and executing verification procedures, and reporting test results including status, formal reports, and problem reports. Your responsibilities will include: Apply system engineering techniques to impact the direction of products to design, develop, test, and support Shared Simulation Software products for multiple programs. What’s In It For You From onsite to remote, we offer flexible work schedules and a comprehensive benefits package that invests in your future and security. Learn more about Lockheed Martin’s comprehensive benefits package here....
Lockheed Martin
Mar 25, 2026
Systems Engineer Sr. - Level 3
Lockheed Martin Fort Worth, TX
Description: You will be the Systems Engineer Sr. for the Systems Engineering team which is responsible for delivering mission‑critical solutions that align stakeholder needs with technical execution. What You Will Be Doing As the Systems Engineer Sr. you will be responsible for bridging stakeholder needs with technical execution, driving Agile Methodologies and Model‑Based Systems Engineering (MBSE) practices, and ensuring that every design is verifiable and mission‑ready. Your responsibilities will include: Provide systems engineering support across multiple projects, ensuring solutions meet stakeholder needs and project objectives. Support Model‑Based Systems Engineering (MBSE) efforts on multiple projects. Generate, analyze, and manage customer and stakeholder requirements to inform system design and development. Create procedures for system verification to ensure designs meet operational needs. Participate actively in an agile development...
Lockheed Martin
Mar 13, 2026
Systems Engineer Sr - Level 3
Lockheed Martin Fort Worth, TX
Description: We are Lockheed Martin You will be a Data Analyst (Systems Engineer Sr) for the ISE (Integrated System Evaluation) team. Our team is part of the Systems Engineering organization. What You Will Be Doing: As a Data Analyst you will serve as a domain analyst in one of the domains listed below. As a key member of our team, you will leverage your in-depth knowledge and experience in one or more of the following domain disciplines: Weapons, Fusion, Radar, EW (Electronic Warfare), or EO/DAS (Electro-Optical Distributed Aperture System) to drive technical excellence in analysis and evaluation. In this dynamic and fast-paced role, you will assist in technical leadership to support the analysis, evaluation, and development of analytics, working closely with cross-functional teams to deliver complex systems. Key Responsibilities: • Serve as the domain lead for the Analytics and Analysis (A&A) team within ISE, providing knowledgeable guidance and expertise in one or...
Lockheed Martin
May 27, 2026
Systems Engineer, Sr - Integration and Test - Level 3
Lockheed Martin Fort Worth, TX
Description: You will be the Systems Engineer, Integration and Test Sr for the F-35 Systems Integration and Test (SI&T) team which is responsible for delivering technical infrastructure support that enables hardware and software integration in a lab environment. What You Will Be Doing As the Systems Engineer, Integration and Test Sr you will be responsible for ensuring seamless integration and rigorous testing of F-35 components to support mission‑critical test execution. Your responsibilities will include: Design, configure, and maintain test benches and simulation environments for hardware‑software integration. Develop and execute test procedures, capture data, and analyze results to validate system performance. Collaborate with cross‑functional engineers to troubleshoot integration issues and drive corrective actions. Document test configurations, results, and lessons learned in compliance with program standards. Support continuous...
Lockheed Martin
May 01, 2026
Systems Engineer, Integration & Test Sr - Level 3
Lockheed Martin Fort Worth, TX
Description: You will be the Systems Integration & Test Engineer Sr for the Architecture, Design, Integration & Test (ADIT) – F-35 Sensor Systems Integration & Test (SI&T) team which is responsible for mission system capability integration & maturation, verification testing and regression testing for all F-35 modernization efforts. What You Will Be Doing As the Systems Integration & Test Engineer Sr you will be responsible for technical test planning and execution of the F‑35 Sensor Suite, including Radar, Electronic Warfare (EW), Countermeasures (CM), Electro‑Optical (EO)sensors and Fusion. You will ensure the SI&T process follows prescribed engineering standards and continuously improves those processes. Your responsibilities will include: Generate test plans and detailed test procedure documentation. Coordinate test objectives and execute testing across agile development teams. Conduct system‑level testing in...
Lockheed Martin
Apr 30, 2026
Systems Verification Engineer Sr. - Level 3
Lockheed Martin Fort Worth, TX
Description: We are Lockheed Martin You will be the Verification and Validation Systems Engineer for the Enterprise Verification and Validation team. Our team executes verification planning, modeling and execution in support of development contracts. What You Will Be Doing: As the Verification and Validation Systems Engineer, your responsibilities will include: • Defining system level requirements, analyzing, decomposing and allocating system requirements to all areas of the Air System, including Mission Systems, Vehicle Systems, Mission Planning, Weapons, ALIS, Training, and Support Equipment. • Defining system level verification activities through the development of verification requirements and pass criteria to ensure the Air System requirements are being verified through the assessment of program analysis, test and demonstration activities across all areas of the Air System. **Must be a US Citizen. This position is located at a facility that requires special access.**...
Lockheed Martin
May 23, 2026
Forge AI/Machine Learning Engineer Senior - Dallas, Tx
Lockheed Martin Grand Prairie, TX
Description: You will be the A/AI Machine Learning Engineer Sr. for The Forge team. Our team delivers end‑to‑end AI/ML solutions that transform raw data into actionable insights for Lockheed Martin Missiles & Fire Control programs. What You Will Be Doing As the A/AI Machine Learning Engineer Sr you will be responsible for leading technical execution of high‑visibility AI projects and delivering measurable value to customers. Your responsibilities will include, but are not limited to: Design, develop, and deploy AI/ML pipelines that address engineering, manufacturing, and business‑operations challenges (e.g., test‑point reduction, automated calibration, AI‑enhanced document search, computer‑vision inspection). Build and implement edge‑deployed AI/ML solutions for classified, air‑gapped environments. Lead cross‑functional solution teams using a consulting‑style project framework, coordinating engineering design, production, and business operations....
Lockheed Martin
May 23, 2026
Software Engineer Sr. – AI / Data Visualization Developer
Lockheed Martin Grand Prairie, TX
Description: **Work locations: Orlando, FL or Dallas, TX only** You will be the Software Engineer Sr. – AI / Data Visualization Developer for the Missiles and Fire Control CIO organization. Our team is responsible for delivering program technology and information systems through development of a Digital Command Center. What You Will Be Doing As the Software Engineer Sr. – AI / Data Visualization Developer you will be responsible for designing intuitive user experiences, implementing AI‑driven data visualizations, and transforming complex datasets into actionable analytics. Your responsibilities will include, but are not limited to: Develop and maintain the Digital Command Center platform. Design and code AI and data‑visualization solutions. Collaborate with cross‑functional teams on product design and Model‑Based Enterprise projects. Translate business requirements into user‑centered analytics products. Support planning, organization, and...
Lockheed Martin
May 23, 2026
Software Engineer (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
May 23, 2026
Software Engineer Senior / 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
May 23, 2026
Manufacturing Engineer Sr (Level 3)
Lockheed Martin Grand Prairie, TX
Description: You will be the Manufacturing Engineer Sr (Level 3) for the Advanced Programs team. Our team is responsible for improving producibility of early designs and creating manufacturing plans and processes to support the evolving demands of the Warfighter. **What You Will Be Doing** As the Manufacturing Engineer Sr (Level 3) you will be responsible for developing and implementing manufacturing processes and plans that drive efficiency, quality, and innovation in our production operations. Your responsibilities will include, but are not limited to: - Develop and implement manufacturing plans and processes to support new and evolving product designs. - Collaborate with design and engineering teams to improve producibility and reduce production risks. - Identify and apply process improvements that increase efficiency, quality, and throughput. - Work closely with production teams to ensure smooth transition of new products and processes into production. - Provide ongoing...
Lockheed Martin
May 23, 2026
Software Engineer Sr. Staff / Embedded HWIL / C++ / Dallas, TX
Lockheed Martin Grand Prairie, TX
Description: You will be the Software Engineer Sr. Staff 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. Staff 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...
Lockheed Martin
May 15, 2026
Mechanical Design Engineer Sr
Lockheed Martin Grand Prairie, TX
Description: You will be the Mechanical Design Engineer Sr for an Integrated Air and Missile Defense development team. Our team is responsible for designing and producing key components of the missile system, including the missile interceptor and launchers. What You Will Be Doing As the Mechanical Engineering Designer Sr, you will be responsible for supporting the Integrated Product Team in creating detailed designs, layouts, and drawings for various components and subassemblies. You will play a key role in developing and generating CREO layouts, detailed drawings, and design documentation, ensuring seamless collaboration with cross-functional teams. Your responsibilities will include: •Developing and generating CREO layouts and detailed model-based designs (MBD) for ICDs, components, sub-assemblies, assemblies, and integration test articles •Building BOMs, creating parts, assemblies, and design documentation within Windchill PLM •Coordinating with the IPT team,...
Lockheed Martin
May 15, 2026
Facilities Engineer Sr (Level 3)
Lockheed Martin Grand Prairie, TX
Description: You will be the Facilities Engineer Sr (Level 3) for the Facilities Engineering Team. Our team is responsible for design, maintenance, and optimization of Lockheed Martin facilities. What You Will Be Doing As the Facilities Engineer Sr (Level 3) you will be responsible for leading the planning, design, and execution of facility projects that support mission‑critical operations. Your responsibilities will include, but are not limited to: Plan, design, and oversee reconfiguration, maintenance, and alteration of equipment, machinery, buildings, and structures. Gather and review data on specifications, restrictions, timelines, and construction feasibility. Coordinate with architecture and engineering firms to develop design criteria and produce detailed drawings. Prepare bid sheets and contracts for construction and facilities acquisition. Inspect or direct inspection of construction and installation to ensure compliance with drawings,...
Lockheed Martin
May 15, 2026
Aeronautical Engineer Sr Stf - Conceptual Design - Level 5
Lockheed Martin Fort Worth, TX
Description: You will be the Aeronautical Engineer, Conceptual Design, Sr Staff for the Conceptual Design team which is responsible for advancing innovative aircraft concepts. What You Will Be Doing As the Aeronautical Engineer, Conceptual Design you will be responsible for shaping the technical direction of Lockheed Martin Aeronautics’ Conceptual Design effort, mentoring peers, and ensuring rigorous standards across programs. Your responsibilities will include: Develop, implement, and execute technical standards and associated processes for conceptual design. Partner with deployed Conceptual Designers to deliver high‑quality support on programs. Mentor and grow the next generation of Conceptual Design technical leaders. Collaborate across sites to align design strategies with program objectives. Ensure compliance with all aircraft design competencies and regulatory requirements. What’s In It For You We are committed to supporting your...
Lockheed Martin
May 12, 2026
Project Engineer Sr - F-22 - Level 3
Lockheed Martin Fort Worth, TX
Description: You will be the Project Engineer Sr - F-22 for the F-22 Airframe Team which is responsible for... What You Will Be Doing As the Project Engineer Sr - F-22 you will be responsible for leading the engineering definition of retrofit, upgrade, and repair initiatives for the F-22 airframe. You will partner with cross‑functional teams to deliver cutting‑edge capabilities that keep the world’s premier fighter at peak performance. Your responsibilities will include: Develop and validate engineering requirements for airframe modifications. Lead design reviews and ensure compliance with flight‑critical standards. Coordinate with manufacturing, test, and sustainment teams to integrate solutions. Manage schedule, risk, and technical documentation throughout project lifecycle. Mentor junior engineers and drive continuous improvement in processes. What’s In It For You We are committed to supporting your work-life balance and overall...
Lockheed Martin
May 12, 2026
Project Engineer Staff - F-22 - Level 4
Lockheed Martin Fort Worth, TX
Description: You will be the Project Engineer Staff - F-22 for the F-22 Airframe Team which is responsible for... What You Will Be Doing As the Project Engineer Sr - F-22 you will be responsible for leading the engineering definition of retrofit, upgrade, and repair initiatives for the F-22 airframe. You will partner with cross‑functional teams to deliver cutting‑edge capabilities that keep the world’s premier fighter at peak performance. Your responsibilities will include: Develop and validate engineering requirements for airframe modifications. Lead design reviews and ensure compliance with flight‑critical standards. Coordinate with manufacturing, test, and sustainment teams to integrate solutions. Manage schedule, risk, and technical documentation throughout project lifecycle. Mentor junior engineers and drive continuous improvement in processes. What’s In It For You We are committed to supporting your work-life balance and overall...
Lockheed Martin
May 12, 2026
Industrial Engineer Sr (Level 3)
Lockheed Martin Grand Prairie, TX
Description: You will be the Industrial Engineer Sr (Level 3) for the MFC Enterprise Industrial Engineering team. Our team is responsible for applying advanced analytical skills and industrial engineering concepts to support capacity analyses and future planning using simulation modeling. What You Will Be Doing As the Industrial Engineer Sr (Level 3) you will be responsible for driving capacity simulation initiatives, developing models, analyzing results, and collaborating with cross‑functional stakeholders. Your responsibilities will include, but are not limited to: Design and implement simulation models for capacity forecasting. Analyze simulation outputs to identify improvement opportunities. Collaborate with engineering and operations teams to integrate model insights. Prepare technical reports and presentations for leadership. Maintain and enhance modeling tools and documentation. Why Join Us The ideal candidate is a collaborative...
Lockheed Martin
May 09, 2026
Full Stack Engineer Sr Staff - Skunk Works© - Level 5
Lockheed Martin Fort Worth, TX
Description: We are Lockheed Martin You will be the Full Stack Engineer Sr Staff - Skunk Works© - Level 5 for the Aeronautics Ground Systems team which is responsible for delivering secure, high‑performance cloud and hybrid platforms that enable the nation’s most ambitious aeronautical missions. What You Will Be Doing As the Full Stack Engineer Stf - Skunk Works© - Level 5 you will be responsible for building resilient infrastructure, turning code into launch‑ready pipelines, and ensuring DoD‑mandated security at every layer. - Design, develop, and maintain secure CI/CD pipelines for platform deployment (RKE2, Rancher, etc.) - Implement Infrastructure‑as‑Code (IaC) using Terraform, Pulumi, CloudFormation, or PowerShell to automate and standardize environments - Enforce security standards across all code and infrastructure artifacts, ensuring continuous compliance - Manage multi‑network, hybrid‑cloud environments spanning AWS, Azure, and on‑premise resources - Support...
Lockheed Martin
May 08, 2026
Aeronautical Engineer Sr - Level 3
Lockheed Martin Fort Worth, TX
Description: You will be the Aeronautical Engineer Sr for the Fort Worth Thermodynamics team which is responsible for advancing aircraft thermal performance and reliability. What You Will Be Doing As the Aeronautical Engineer Sr you will be responsible for supporting F 35, Integrated Fighter Group (IFG), and Advanced Development Programs (ADP) Lines of Business in delivering cutting edge thermodynamics solutions. Your responsibilities will include: • Perform Thermal Structural Analysis to ensure integrity under extreme conditions. • Conduct Bay Ventilation Analysis for optimal airflow and temperature control. • Develop and validate Environmental Control Systems (ECS) and Power & Thermal Management Systems (PTMS). • Design and test Thermal Management Systems (TMS) for aircraft subsystems. • Integrate, test, and qualify Thermal Avionics for mission critical performance. What’s In It For You We are committed to supporting your work life balance and overall well being, offering...
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