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342 senior systems engineer level 3 jobs found

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Lockheed Martin
Feb 20, 2026
Senior Systems Engineer, Level 3
Lockheed Martin Cape Canaveral, FL, USA
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
Feb 11, 2026
Senior Systems Engineer, Level 3
Lockheed Martin Cape Canaveral, FL, USA
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
Feb 06, 2026
Senior Systems Engineer, Level 3 - Clearance Required
Lockheed Martin Littleton, CO, USA
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. As a Systems Engineer, you will be part of the System Engineering team within the MOATS...
Lockheed Martin
Nov 22, 2025
Senior Systems Engineer, Level 3 - Clearance Required
Lockheed Martin King of Prussia, PA, USA
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
Mar 04, 2026
Systems Engineer Senior - Level 3
Lockheed Martin Fort Worth, TX, USA
Description: This position is with the historic Skunk Works in Palmdale, CA. 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: · The candidate will have experience across the spectrum of systems engineering activities, ideally in a model-based environment. · The candidate will generate, decompose, track and verify requirements, perform risk assessments, perform trade studies, write supplier specifications, support technical planning, and support integration and test activities. · The candidate must have the ability to work independently in addition to being a team player, successfully meet assigned deadlines, effectively communicate solutions to senior leaders and proactively elevate issues when necessary. · The ideal candidate is an emerging specialist in systems engineering, prepared to think creatively to solve complex problems. What’s In It For You: From onsite to remote, we offer...
Lockheed Martin
Mar 03, 2026
Systems Engineer Senior - Level 3
Lockheed Martin Fort Worth, TX, USA
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 supporting Advanced Development Programs (ADP), your responsibilities will include: • Supporting 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...
Lockheed Martin
Feb 17, 2026
Systems Engineer Senior - Level 3
Lockheed Martin Palmdale, CA, USA
Description: You will be the Systems Engineer Senior - Level 3 for the Advanced Development Program (ADP) which is responsible for pioneering next‑generation aircraft technologies. What You Will Be Doing As the Systems Engineer Senior - Level 3 you will be responsible for translating ambitious concepts into verifiable system designs, driving the integration of cutting‑edge engineering disciplines, and delivering results in a fast‑paced, innovative environment. Your responsibilities will include: - Leading system architecture and trade‑study activities for advanced aircraft concepts. - Driving Model‑Based Systems Engineering (MBSE) practices and tool adoption. - Coordinating multidisciplinary teams to execute agile development cycles. - Managing multiple concurrent assignments while maintaining technical rigor and schedule commitments. - Producing technical risk assessments and present actionable solutions to senior leadership. What’s In It For You We are committed to...
Lockheed Martin
Feb 17, 2026
Systems Engineer Senior - Level 3
Lockheed Martin Fort Worth, TX, USA
Description: We are Lockheed Martin You will be the Systems Engineer Senior for the F-35 Technical Management / Life Cycle Management (LCM) Team. What You Will Be Doing As the Systems Engineer Senior 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 as Systems Engineering Technical Review (SETR) events, including SRR, PDR, CDR, TRR, FCA, PCA, and more. • Performing detailed technical integration across critical program functions, ensuring seamless coordination and communication. • Creating bids and Bases of Estimates (BOEs), identifying risks and opportunities, and...
Lockheed Martin
Feb 17, 2026
Systems Engineer Senior - Level 3
Lockheed Martin Fort Worth, TX, USA
Description: We are Lockheed Martin You will be the Systems Engineer Senior for the Integrated Maintenance Information System (IMIS) team. Our team is responsible for supporting the ground systems maintenance of the F-22 aircraft. IMIS hardware/software connects to the aircraft automating numerous processes to improve maintenance performance and reduce management, supervisory, and technical overhead. The F-22 IMIS applications reduce man-hours needed to service, troubleshoot, and repair the F-22 aircraft. What You Will Be Doing As the Systems Engineer Senior you will be responsible for developing system level requirements for new software capabilities, creating systems engineering artifacts (architecture diagrams, system flows, design documents, etc.), and coordinating development plans with software and test teams. Your responsibilities will include: • Performing subsystem level requirements decomposition and traceability • Performing technical trade studies •...
Lockheed Martin
Jan 28, 2026
Systems Engineer Senior - Level 3
Lockheed Martin Marietta, GA, USA
Description: You will be the Systems Engineer Senior - Level 3 for the Advanced Development Program (ADP) which is responsible for pioneering cutting‑edge aircraft concepts and delivering advanced system solutions. What You Will Be Doing As the Systems Engineer Senior - Level 3 you will be responsible for driving complex system‑engineering efforts within the historic Skunk Works environment, ensuring integration, risk management, and timely delivery of high‑impact projects. Your responsibilities will include: Coordinating with cross‑functional teams to ensure seamless integration and timely delivery. Applying system‑engineering principles to meet milestones, manage risk, and validate solutions. Communicating status, risks, and recommendations to stakeholders to keep projects on target. Developing and authoring requirements and supporting documentation aligned with customer needs. What’s In It For You We are committed to supporting your work‑life balance and...
Lockheed Martin
Dec 12, 2025
Systems Engineer Senior - Level 3
Lockheed Martin Palmdale, CA, USA
Description: This position is with the historic Skunk Works in Palmdale, CA. 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: · The candidate will have experience across the spectrum of systems engineering activities, ideally in a model-based environment. · The candidate must be able to handle multiple and widely varying assignments simultaneously in a fast paced, ever changing environment. · The candidate will generate, decompose, track and verify requirements, perform risk assessments, perform trade studies, write supplier specifications, support technical planning, and support integration and test activities. · The candidate must have the ability to work independently in addition to being a team player, successfully meet assigned deadlines, effectively communicate solutions to senior leaders and proactively elevate issues when necessary. · The ideal candidate is an emerging...
Lockheed Martin
Feb 19, 2026
Senior Software Systems Engineer - Level 3
Lockheed Martin King of Prussia, PA, USA
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 re-imagining 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 Software Systems Engineer will use Model-Based Systems Engineering (MBSE)...
Lockheed Martin
Feb 19, 2026
Systems Engineer Senior - Level 3
Lockheed Martin Orlando, FL, USA
Description: What You Will Be Doing: Join the Digital Sustainment and Analytics (DSA) – Sustainment Integrated Tools & Engineering (SITE) Team within Lockheed Martin, where we are revolutionizing our operations and business processes to deliver exceptional value to our customers. We are seeking a highly motivated and talented Systems Engineer to support our Sustainment Field Engineering initiatives, software integration and deployment. This is a challenging and rewarding mid-level position, ideal for experienced professionals looking to leverage their skills and expertise in systems engineering to drive innovation and success. About Our Team: Our team is a dynamic and collaborative group of professionals who are passionate about delivering high-quality solutions to our customers. We offer a supportive work environment, as well as opportunities for professional development and growth. Your Mission: As a Systems Engineer you will play a critical role in navigating the...
Lockheed Martin
Feb 17, 2026
Systems Engineer Senior - Payload Integration (Level 3)
Lockheed Martin Littleton, CO, USA
Description: The coolest jobs on this planet… or any other… are with Lockheed Martin Space OVERVIEW: 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 day we use our unique 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. Going to space is just the beginning. It’s what you do when you get there that matters. Lockheed Martin builds the satellites and spacecraft that do amazing things in space for government and commercial customers. Connecting people. Advancing discovery. And protecting what matters most. Lockheed Martin-built satellites...
Lockheed Martin
Feb 11, 2026
Systems Test Engineer Senior (Level 3)
Lockheed Martin King of Prussia, PA, USA
Description: The coolest jobs on this planet… or any other… are with Lockheed Martin Space OVERVIEW: 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 What does this role look like? Lockheed Martin Space is seeking a senior systems test engineer to join the Global Security Future...
Lockheed Martin
Feb 04, 2026
Systems Engineer Senior (Level 3)
Lockheed Martin King of Prussia, PA, USA
Description: The coolest jobs on this planet… or any other… are with Lockheed Martin Space OVERVIEW: 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 day we use our unique 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. Going to space is just the beginning. It’s what you do when you get there that matters. Lockheed Martin builds the satellites and spacecraft that do amazing things in space for government and commercial customers. Connecting people. Advancing discovery. And protecting what matters most. Lockheed Martin-built satellites...
Lockheed Martin
Feb 03, 2026
Systems Engineer Senior (Level 3)
Lockheed Martin Longmont, CO, USA
Description: Curious where the nation is going with Overhead Persistent Infrared? At Lockheed Martin, we are shaping the future of space exploration and defense. As a leader in the new space age, we are known for our pioneering spirit, collaborative partnerships, innovative thinking, and commitment to building remarkable products. Our team is dedicated to making a positive impact on the world by leveraging our unique skills and experiences to tackle complex engineering challenges. We are passionate about delivering exceptional results and creating a better tomorrow. We are looking for talented individuals to join our team! If you share our passion for innovation and our commitment to making a difference in the world, we welcome you to join us. What does this role look like? The Boulder/Longmont Teams is looking for Systems Engineers (SE) for the Resilient MEO Missile Warning and Tracking (RMWT) Ground Management and Integration (GMI) program. As a key member of...
Lockheed Martin
Mar 05, 2026
Sr. Systems Engineer - Active TS/SCI Clearance to Start
Lockheed Martin King of Prussia, PA, USA
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 day we use our unique 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. The Space Security Division within Lockheed Martin Space’s Mission Solutions business area is seeking a talented and dedicated Systems Engineer-IT to become a member of an Agile team focused on IT Infrastructure (Systems Administration, Networking, & Hardware) in the Foxtrot Program Area. Are you a Senior Systems Admin looking for...
Lockheed Martin
Mar 05, 2026
Sr. Systems Engineer - Active TS/SCI to Start
Lockheed Martin King of Prussia, PA, USA
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 day we use our unique 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. The Space Security Division within Lockheed Martin Space’s Mission Solutions business area is seeking a talented and dedicated Systems Engineer-IT to become a member of an Agile team focused on IT Infrastructure (Systems Administration, Networking, & Hardware) in the Foxtrot Program Area. Are you a Senior Systems Admin looking for...
Lockheed Martin
Mar 05, 2026
F-16 Program Site Lead-Al Dhafra AB, United Arab Emirates (Level 5)
Lockheed Martin Fort Worth, TX, USA
Description: Enjoy a rewarding career with Lockheed Martin Aeronautics Field Sustainment (AFS) supporting operations in a very active and high operational tempo as the Site Lead and F-16 Avionics Intermediate Shop (AIS) Field Service Engineer (FSE) for the United Arab Emirates (UAE) Air Force at Al Dhafrah Air Base (AB), UAE. Our team is responsible to Global Aerospace Logistics (GAL) for supporting the United Arab Emirates Air Force by providing on-site advice, liaison, and training in the installation, operation and maintenance of equipment and systems related to F-16 avionics on and off the aircraft. What You Will Be Doing · Be the single-point of contact to oversee all on-site F-16 contractor support operations at Al Dhafra AB, UAE and will be the primary customer liaison to the customer in the field. · Have overall responsibility for on-site contractor technical services, contractor logistics support (CLS) maintenance and Field Support Engineers (FSE). · Communicate...
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