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52 senior security engineer jobs found

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US Onsite senior security engineer
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Lockheed Martin  (52)
Lockheed Martin
Sep 14, 2026
Systems Engineer Stf
Lockheed Martin CO
Help Desk/Systems Engineer WHO WE ARE Lockheed Martin is a global security and aerospace company that employs approximately 120,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration, and sustainment of advanced technology systems, products, and services.  Lockheed Martin (LM) Rotary and Mission Systems (RMS) is looking for engineering professionals to work on the Trusted Security Solutions (TSS) program to engineer Cross-Domain Solution (CDS) products - creating innovative solutions to deliver resilient systems, products, and services to protect our customers' platforms against evolving cyber threats. WHAT WE’RE DOING This position is for a Systems Engineer/Help Desk Engineer on the Radiant Mercury (RM) product within the TSS program. RM is the US Navy's premier CDS product and LM has been the prime contractor for over 20 years.  RM delivers secure CDS to our customers, enabling the controlled transfer of information...
Lockheed Martin
Sep 14, 2026
Manufacturing Engineer - E2
Lockheed Martin TX
Standard Job Description Performs in a collaborative environment to develop and implement manufacturing processes, procedures and production layouts for assemblies, equipment installation, processing, fabrication, and material handling. Drives adoption of new technologies and processes (automation, robotics, computer aided manufacturing software, etc.) to achieve greater efficiency, cost reduction and quality improvement. Creates and analyzes 3D based model data environment to optimize manufacturing process and digital work instructions. Leverages understanding of materials and automatic processes to define operations procedures and build sequences to drive operational excellence. Evaluates performance (including IoT devices, etc.) of equipment and tools to verify their efficiency and investigates and initiates corrective action of problems and deficiencies to ensure operational excellence. Leverages factory data to develop statistical process control approaches and...
Lockheed Martin
Sep 14, 2026
Electrical Engineer Sr
Lockheed Martin TX
Standard Job Description You will be the Electrical Engineer Senior for the Hardware Engineering team at Lockheed Martin  Missiles and Fire Control (MFC). Our team delivers precision engagement aerospace and defense systems, designing, building and fielding the electrical hardware that powers missiles, sensors and other mission critical subsystems for the United States and allied militaries. What You Will Be Doing As the Electrical Engineer Senior, you will support the design, development, integration, test, and production of electrical hardware and subsystems for defense programs. Your responsibilities may include: • Serving as the primary technical contact for assigned subsystems or hardware deliverables across development and production phases • Providing technical leadership and guidance to subsystem suppliers, ensuring contract requirements flow accurately and hardware meets specifications • Owning the disposition of hardware through Material Review Board...
Lockheed Martin
Sep 14, 2026
Engineering Test Vehicle, Test Engineering Sr
Lockheed Martin CO
Standard Job Description As the electronics engineer you will be responsible for testing a variety of electronic equipment, system interconnect and cabling designs in support of the Test Support Products  You will participate in requirements analysis, configuration determination, design, materiel procurement, manufacturing, test and acceptance of cabling & interconnects for a wide variety of electrical and electromechanical test systems and multi-function integrated test equipment in support of the US Navy's Ballistic Missile Flight Test Program.     As the electronics engineer you will mentor junior engineers, interface extensively with our customer, as well as, senior leadership. You will also create/update project/process documentation that align to project requirements.    Specific responsibilities include but are not limited to:  Lead the design, procurement, assembly, test, and verification of missile test systems, including data  review and trending  Develop...
Lockheed Martin
Sep 14, 2026
Systems Engineering Field Tech Support Staff - Level 4
Lockheed Martin CA
Standard Job Description Provides a level of postsales support and service to customer sites and remote sites at a high-tech level that cannot be rendered by the basic level of field hardware and systems software service. Employee is usually introduced to the customer site when the nature of equipment service required is beyond the skill level possessed by the basic field/customer service engineer. You will be a part of the Aircraft Maintenance Training Team at MCAS Miramar, San Diego supporting F-35 Maintenance activities across the full spectrum of Field Operations at various F-35 operating locations both inside the US and internationally.   What You Will Be Doing: This position serves as the Subject Matter Expert (SME) in the area of F-35 Aircraft Maintenance, Joint Technical data, Computerized Maintenance Management System (CMMS) Documentation, Action Request processing, Formal On-The-Job Task training/Certifier, and training development/design. The position also...
Lockheed Martin
Sep 03, 2026
Project Engineer Sr - E3
Lockheed Martin FL
Job 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 Project Engineer Sr. for the FBM Weapons System Infrastructure...
Lockheed Martin
Sep 03, 2026
Senior Systems Engineer, Level 3
Lockheed Martin FL
Standard Job 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...
Lockheed Martin
Sep 03, 2026
Project Engineer
Lockheed Martin FL
Standard Job 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 requisition is for a Project Engineer (IC2) to support...
Lockheed Martin
Sep 03, 2026
Systems Engineering Field Tech Support Sr - E3
Lockheed Martin FL
Standard Job 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 Lockheed Martin FBM System Integration Sustainment Team...
Lockheed Martin
Sep 03, 2026
Project Engineer Sr
Lockheed Martin FL
Standard Job 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 requisition is for a Project Engineer (IC3) to support...
Lockheed Martin
Sep 03, 2026
Project Engineer Sr - E3
Lockheed Martin FL
Job 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 Project Engineer Sr. for the FBM Weapons System Infrastructure &...
Lockheed Martin
Sep 03, 2026
Systems Engineer - Safety Integration
Lockheed Martin FL
Standard Job 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.  Fleet Ballistic Missiles (FBM) is one of Lockheed Martin’s outstanding...
Lockheed Martin
Sep 03, 2026
Satellite Mission Engr Sr Stf - E5
Lockheed Martin NM
Satellite Mission Engineer Senior Staff 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 opportunity is for a Launch and Initialization Chief...
Lockheed Martin
Aug 21, 2026
Hardware Engineer Sr - E3
Lockheed Martin NY
Standard Job Description The Work As the Senior Test Software Automation Engineer, you will design and develop automated test station Software used to test RF/Digital/Analog/Power modules, subsystems, and systems. Designs can include automated test programs, as well as sim/stim test systems used in production test solutions. Responsibilities also include: - The design, development and maintenance phases of the project. - Presenting design documentation for customer and team reviews.  - Integration and validation of the test software. - Costing/proposal data generation for new business. Who you are The ideal candidate for this position will have: - Experience developing test automation software in an aerospace environment using LabView, C/C++ and Matlab. - Expertise in automating measurement equipment. -Previous experience with computer operating systems and administration.  What We're Doing Lockheed Martin is shaping the future of defense through cutting edge...
Lockheed Martin
Aug 21, 2026
Systems Integration Manufacturing Engineer, Staff
Lockheed Martin CO
Standard Job Description The mission matters. So do the people behind it. With advancing defense technology at our core, what sets us apart is a culture of collaboration, purpose, and impact. What is the mission? 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.    What does this role look like? ➥ We are the voice steering today’s design decisions to drive tomorrow’s production success. ➥ This Manufacturing Engineering position will support Space Vehicle design...
Lockheed Martin
Aug 21, 2026
Systems Engineer (Advanced Career Level)
Lockheed Martin FL
Standard Job Description What We're Doing At Lockheed Martin, we are passionate about innovation and integrity. We believe that by applying the highest standards of business ethics and forward-thinking, everything is within our capacity – and yours as a Lockheed Martin employee.  This position is for a Systems Engineer to support training systems development.  The successful candidate will be flexible, motivated, dedicated, detail-focused, team oriented, and capable of multi-tasking. The positions is located in East Orlando, FL at the Rotary and Mission Systems (RMS) Training, Logistics and Simulation (TLS), Lake Underhill facility. Keeping up-to-date on emerging technologies and tools will be encouraged. We offer a continuous learning environment with strong career growth and advancement opportunities over the long-term. The Work As a Systems Engineer, you will: • Work with the Program Systems Engineering Lead and/or sub-discipline architects in establishing a highly...
Lockheed Martin
Aug 21, 2026
Computational Electromagnetics Software Developer CEM - Level 3
Lockheed Martin TX
Standard Job Description We are Lockheed Martin At the Skunk Works, our Computational Electromagnetics (CEM) Codes & Tools team is expanding and playing a pivotal role in our Digital Transformation development roadmap. We are seeking a mid-career CEM software developer to join our team. This role is critical in driving our Digital Transformation (DX) efforts forward through enabling and integrating state-of-the-art CEM and DX tools. This expertise will enable us to design, develop, and optimize cutting-edge systems and technologies, giving us a competitive edge in the industry. This role will fill a capability vacancy and provide critical help in:   (1) CEM algorithm research and development; (2) implementation, maturation, and integration of CEM algorithms in established code bases; (3) testing and benchmarking of new code components and algorithms; (4) software documentation and training; (5) deploying, tuning, and performance optimization of complex software to...
Lockheed Martin
Aug 21, 2026
Systems Engineering - Mission Thread Lead
Lockheed Martin AL
Standard Job 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 Conventional Prompt Strike (CPS) program offers challenging and...
Lockheed Martin
Aug 21, 2026
Test Engineer Sr / Lufkin, TX
Lockheed Martin TX
Standard Job Description Designs, develops, and implements testing methods and equipment. Plans and arranges the labor, schedules, and equipment required for testing and evaluating standard and special devices. Provides test area with parameters for sample testing and specifies tests to be performed. Compiles data and defines changes required in testing equipment, testing procedures, manufacturing processes, or new testing requirements. Responsible for testing all customer samples and for special tests that cannot be performed in the test area. You will be the Test Engineer Senior for the 2nd Shift Test Engineering team. Our team is responsible for delivering high‑quality test solutions that ensure the reliability and performance of electronic systems. What You Will Be Doing   As the Test Engineer Senior you will be responsible for driving test execution, troubleshooting, and continuous improvement of test processes.   Your responsibilities will include, but are not...
Lockheed Martin
Aug 18, 2026
Software Engineer with Poly SR SWE0
Lockheed Martin MD
Standard Job Description THE WORK This junior role fosters collaboration with senior engineers for the development of advanced data analytics solutions and agile development projects in support of a high-visibility mission. WHO WE ARE At Lockheed Martin, we're a leading aerospace and defense company that's shaping the future of cyber and intelligence. We're committed to innovating at the Edge: Harnessing the latest advancements in cyber, artificial intelligence, and machine learning to stay ahead of emerging threats and opportunities. WHO YOU ARE Experience as a Software Engineer with knowledge assisting in the design, development, testing, and debugging of software solutions, with a focus on Linux operating systems. Familiarity with programming languages such as Java. WHY JOIN US Providing ongoing training, mentorship, and development opportunities to help our cyber and intelligence professionals stay at the forefront of their field and achieve their career...
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