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529 senior systems engineer level 3 jobs found

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Lockheed Martin
May 12, 2026
Senior Systems Engineer, Level 3
Lockheed Martin Cape Canaveral, FL
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 FBM Program is experiencing significant growth, and we are currently seeking a Senior...
Lockheed Martin
Mar 19, 2026
Senior Systems Engineer, Level 3 -Top Secret Clearance Required
Lockheed Martin King of Prussia, PA
Description: The coolest jobs on this planet… or any other… are with Lockheed Martin Space. At the dawn of a new space age, Lockheed Martin is a pioneer, partner, innovator and builder. Our amazing people are on a mission to make a difference in the world and every single day we use our skills and experiences to create, design and build solutions to some of the worlds’ hardest engineering problems. Our culture encourages employees to dream big, perform with excellence and create incredible products. We provide the resources, inspiration and focus and if you have the passion and courage to dream big, we want to build a better tomorrow with you. You will be responsible for developing system level artifacts and engaging with customers, mission partners, and other stakeholders to satisfy and fulfill customer directed objectives As a member of the the Systems Engineering/Integration team, in this role you will performing in an accelerated, collaborative, dynamic small team...
Lockheed Martin
Apr 29, 2026
Systems Engineer Senior - Level 3
Lockheed Martin Fort Worth, TX
Description: You will be the Systems Engineer Senior for the Common Stim team which is responsible for managing multi‑spectral lab stimulator procurement activities across Lines of Business used in the development of real‑time simulation systems. What You Will Be Doing As the Systems Engineer Senior you will be responsible for serving as the technical bridge between simulation lab teams and external hardware suppliers, ensuring stimulator systems meet program requirements. Your responsibilities will include: Procure Electronic Warfare, RADAR, Communication, Navigation & Interrogation, and EO/IR stimulator subsystems. Develop subsystem requirements and translate laboratory customer needs into clear specifications for suppliers. Manage requirements change implementation between internal engineering teams and external product suppliers. Support system integration and verification of new capabilities in hardware‑in‑the‑loop (HITL) simulation...
Lockheed Martin
Apr 16, 2026
F-35 Systems Engineer Senior - Fleet Analytics - Level 3
Lockheed Martin Fort Worth, TX
Description: F-35 Systems Engineer Senior - Fleet Analytics - Level 3 What You Will Be Doing Join a world-class team driving innovation and sustainment on the cutting edge of aviation. We’re seeking a Senior Systems Engineer to join the F-35 Fleet Analytics team, supporting the reliability and performance of the most advanced fighter jet in the world. In this role, you will be a key contributor to the F-35 Sustainment Reliability Analytics Team, providing deep technical insight into fleet performance and serving as a trusted interface for both internal and external stakeholders. Your expertise will directly support mission readiness by identifying and addressing performance degraders across F-35 Integrated Product Support (IPS) elements, maintenance procedures, and system-level trends. Key Responsibilities - Analyze F-35 sustainment and operational data to identify performance degraders and improvement opportunities. - Translate complex data into actionable insights and...
Lockheed Martin
Apr 14, 2026
Systems Engineer Senior - Level 3
Lockheed Martin Fort Worth, TX
Description: We are Lockheed Martin At Lockheed Martin, we are driven by innovation and a commitment to excellence. As a Senior Systems Engineer, you will play a critical role in ensuring technical success and lifecycle management across advanced programs. This is an exciting opportunity to leverage your expertise in systems engineering to support cutting-edge technologies and contribute to mission-critical solutions. What You Will Be Doing: As a Senior Systems Engineer for the ADP Life Cycle Management (LCM) team, your responsibilities will include: • Leading and overseeing the execution of the Systems Engineering (SE) process, including development, evaluation, and measurement of technical processes to ensure program requirements are met. • Conducting integrated technical planning and control, managing the requirements process, generating and analyzing metrics, and reporting on technical efforts. • Developing, leading, and presenting engineering milestone events such...
Lockheed Martin
Apr 09, 2026
Systems Engineer Senior - Level 3
Lockheed Martin Fort Worth, TX
Description: We are Lockheed Martin At Lockheed Martin, we are driven by innovation and a commitment to excellence. As a Senior Systems Engineer, you will play a critical role in ensuring technical success and lifecycle management across advanced programs. This is an exciting opportunity to leverage your expertise in systems engineering to support cutting-edge technologies and contribute to mission-critical solutions. What You Will Be Doing: As a Senior Systems Engineer for the ADP Life Cycle Management (LCM) team, your responsibilities will include: • Leading and overseeing the execution of the Systems Engineering (SE) process, including development, evaluation, and measurement of technical processes to ensure program requirements are met. • Conducting integrated technical planning and control, managing the requirements process, generating and analyzing metrics, and reporting on technical efforts. • Developing, leading, and presenting engineering milestone events such...
Lockheed Martin
Mar 25, 2026
Systems Engineer Senior - Level 3
Lockheed Martin Palmdale, CA
Description: You will be the Systems Engineer Senior - Level 3 for the historic Skunk Works. We are looking for world-class talent for this position to join the 75+ year tradition of creating advanced aircraft. What You Will Be Doing As the Systems Engineer Senior - Level 3 you will be responsible for delivering end‑to‑end systems‑engineering support for advanced aircraft programs. Your responsibilities will include: - Generating, decomposing, tracking, and verifying requirements; performing risk assessments and trade studies. - Developing supplier specifications and supporting technical planning, integration, and test activities. - Managing multiple, varied assignments simultaneously in a fast‑paced, evolving environment. - Collaborating across multidisciplinary teams, communicating solutions to senior leaders, and proactively elevating issues. - Leading creative problem‑solving as an emerging specialist in systems engineering. What’s In It For You We are committed to...
Lockheed Martin
Mar 25, 2026
Systems Engineer Senior - Level 3
Lockheed Martin Palmdale, CA
Description: You will be the Systems Engineer Senior - Level 3 for the historic Skunk Works. We are looking for world-class talent for this position to join the 75+ year tradition of creating advanced aircraft. What You Will Be Doing As the Systems Engineer Senior - Level 3 you will be responsible for delivering advanced systems engineering support, driving innovation for cutting‑edge aircraft programs. Your responsibilities will include: - Generating, decomposing, tracking, and verifying requirements; performing risk assessments and trade studies. - Developing supplier specifications and supporting technical planning, integration, and test activities. - Managing multiple, varied assignments simultaneously in a fast‑paced, evolving environment. - Collaborating across multidisciplinary teams, communicating solutions to senior leaders, and proactively elevating issues. - Leading creative problem‑solving as an emerging specialist in systems engineering. What’s In It For You...
Lockheed Martin
Mar 14, 2026
Embedded Systems Security Engineer, Senior - Level 3
Lockheed Martin Orlando, FL
Description: You will be a Cyber Systems Security EMBEDDED Engineer in the Program Protection Organization. Our organization oversees all aspects of Anti-Tamper and embedded Cybersecurity across Missiles and Fire Control. We are chartered with providing the skills and innovative technologies to develop, design, produce and sustain secure products across our Lines of Business. What You Will Be Doing As the Cyber Systems Security Engineer you will be responsible for providing embedded System Security Engineering design and implementation in all aspects of System Security Engineering (SSE) process in development of Department of Defense (DoD) Weapon Systems. Your responsibilities will include: • Assessing and mitigating System Security threats/risks throughout the embedded Weapon System development life cycle. • Validating System Security Engineering requirements decomposition, allocation and analysis for embedded Weapon Systems. • Implementing System Security Engineering...
General Dynamics Mission Systems, Inc
May 19, 2026
Senior Supplier Quality Engineer - EEE Parts Specialist, Strategic Programs
General Dynamics Mission Systems, Inc Bloomington, MN
Basic Qualifications Requires a Bachelor’s degree in Engineering, or a related Science, Technology or Mathematics field. Also requires 5+ years of job-related experience, or a Master's degree plus 3 years of job-related experience.     CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is preferred 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   Position Overview The Senior Supplier Quality Engineer - EEE Parts Specialist serves as the primary technical interface between Strategic Programs, external customers, and the supply chain for Electrical, Electronic, and Electromechanical (EEE) parts. This specialized role combines supplier quality engineering...
General Dynamics Mission Systems, Inc
May 19, 2026
Sr Software Engineer - C++/Java - Active Secret clearance
General Dynamics Mission Systems, Inc Manassas, VA
Basic Qualifications Requires a Bachelor’s degree in Software Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 5+ years of job-related experience, or a Master's degree plus 3 years of job-related experience. Agile experience preferred.     CLEARANCE REQUIREMENTS:  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 At General Dynamics Mission Systems, we build advanced technologies that keep our nation safe and our warfighters prepared. Our engineers tackle some of the most complex and consequential challenges in defense, delivering solutions that redefine innovation and make a...
General Dynamics Mission Systems, Inc
May 19, 2026
Senior Systems Engineer – Lab Facility
General Dynamics Mission Systems, Inc Pittsfield, MA
Basic Qualifications Bachelor's degree in Systems Engineering, or a related Science, Engineering or Mathematics field, plus a minimum of 5 years of relevant experience; or Master's degree, plus a minimum of 3 years of relevant experience.   CLEARANCE REQUIREMENTS: : Must be able to obtain a Department of Defense Secret security clearance in a reasonable amount of time. 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. Candidate must be local to the area and work onsite.  Responsibilities for this Position ROLE AND POSITION OBJECTIVES:   As a systems engineer for the Strategic Weapons Control portfolio, you'll serve as an integral member of a cross-functional team responsible for the requirements development, detail design,...
Lockheed Martin
May 16, 2026
RTS DevSecOps Engineer
Lockheed Martin Boulder, CO
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. LM SPACE: 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. THE WORK Lockheed Martin is seeking a skilled level 3 RTS DevSecOps Engineer with a final Secret security clearance to work from our Boulder, CO location. This is an EARLY-MID CAREER (level 3) ROLE where candidates typically require 3+ years of professional experience and a BS degree. The...
Lockheed Martin
May 16, 2026
Sr Electrical Engineering - Orlando
Lockheed Martin Orlando, FL
Description: You will be the Electrical Engineering Senior for the Air Launched Rapid Response Weapon (ARRW) Low Rate Initial Production (LRIP) team. Our team drives reliability across production, troubleshoots hardware issues, and partners with suppliers to guarantee that every circuit delivers mission critical performance. What You Will Be Doing As the senior electrical engineer you will serve as the technical liaison for the ARRW Vehicle Management Computer (VMC). You’ll thrive in a fast paced production environment, delivering rapid, accurate solutions while collaborating with engineering, test, and manufacturing groups. Travel averages 50 % of your time for a 12 month stint in Los Angeles, CA, giving you exposure to both field and office settings. Your responsibilities will include: • Acting as the primary point of contact for VMC hardware across the LRIP effort. • Performing electrical testing, firmware/FPGA verification, and electro mechanical packaging reviews to...
Lockheed Martin
May 15, 2026
Systems Engineer Manager
Lockheed Martin Fort Worth, TX
Description: You will be the Systems Engineer Manager for the Engineering & Technology (E&T), Architecture, Design, System Integration & Test (ADIT) organization which is responsible for advancing F‑35 system integration and test capabilities. What You Will Be Doing As the Systems Engineer Manager you will be responsible for leading one of the F‑35 SI&T teams, guiding integration and test planning, and shaping workforce development. Your responsibilities will include: Lead execution for one of the SI&T teams, overseeing people, processes, and tools. Direct integration and test planning, execution, and status reporting for F‑35 lab efforts. Provide regular status updates to senior leadership and champion process improvements. Drive recruitment, onboarding, training, and competency development for the team. Define training needs, knowledge‑continuity strategy, and workforce forecasting to ensure talent readiness. What’s In It For...
Lockheed Martin
May 15, 2026
Flight Test Instrumentation Engineer- Early Career
Lockheed Martin MD
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 Aeronautics is seeking a full-time Early Career Flight Test Instrumentation Operations Engineer (FTIOE), at Naval Air Station (NAS) Patuxent River to participate in the Test and Verification (T&V) efforts of the F-35 Joint Strike Fighter. This position...
Lockheed Martin
May 15, 2026
Systems Integration & Test Sr - Orlando, FL
Lockheed Martin Orlando, FL
Description: You will be a Systems Integration and Test Senior Engineer for Lockheed Martin's Missiles & Fire Control division. Our team is responsible executing Lab, Ground, and Flight testing to ensure successful development and deployment of critical systems for Platform Expansion (PEX). What You Will Be Doing As the IT&E Engineer, you will be responsible for the following: • 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 engineering evaluations of redesigns...
Lockheed Martin
May 15, 2026
Quality Engineer Asc
Lockheed Martin Grand Prairie, TX
Description: Lockheed Martin is seeking a motivated and driven Program Quality Engineer for a position based in Grand Prairie, TX. You will be the Quality Engineer Senior for the ATACMS team. What You Will Be Doing You will utilize Quality Engineering methods and leadership to evaluate and initiate actions to identify and control sources of variation detrimental to quality, cost, and schedule targets. Support root cause, corrective and preventive action investigations/ decisions/ validations. Candidate will assist various management, staff, vendors/suppliers, customers, and partners with initiatives to ensure compliance to customer contractual requirements and continuous improvement initiatives in the areas of cost, efficiency, quality assurance, and customer satisfaction. Play a key role in executing initiatives associated with the Quality organization. your responsibilities will include, but are not limited to: • Supporting return to green plans for key quality metrics. •...
Lockheed Martin
May 15, 2026
Physics Modeling Systems Engineer, Sr
Lockheed Martin Mount Laurel Township, 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 We are seeking an experienced Senior Systems Engineer to support multiple Rotary and Mission Systems (RMS) programs and participate in all phases of the systems engineering process (system design, requirements development, modeling and simulation and test). The engineer will leverage RMS systems engineering processes and procedures while performing their respective engineering and verification activities. In this important role, you will collaborate in an Agile environment with other engineering disciplines and program personnel. A desire to learn and adopt emerging technologies and tools will be key to success in this role. The core responsibilities of this role will be: •...
Lockheed Martin
May 15, 2026
Aeronautical Engineer Senior Staff
Lockheed Martin Fort Worth, TX
Description: You will be the Aeronautical Engineer Senior Staff for the Landing Gear Systems team which is responsible for delivering high‑performance landing‑gear solutions for F‑35, IFG, Advanced Design, and Arresting Gear programs. What You Will Be Doing As the Aeronautical Engineer Senior Staff you will be responsible for providing expert engineering support across design, manufacturing, sustainment, and affordability initiatives for critical landing‑gear systems. Your responsibilities will include: Design, analyze, and support manufacturing of landing‑gear components for F‑35, IFG, Advanced Design, and Arresting Gear systems. Coordinate technical integration with landing‑gear vendors and align efforts with the Program Office. Lead sustainment activities by evaluating field component issues, conducting root‑cause analysis, and implementing corrective actions. Manage Class I and II change processes to ensure design modifications meet safety and...
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