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51 information system security engineer jobs found

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Lockheed Martin
May 23, 2026
Information System Security Officer, Classified Cybersecurity
Lockheed Martin Sunnyvale, CA
Description: A Final Secret clearance is required to start with ability to obtain Top Secret clearance. Classified Cybersecurity ISSOs help secure lifesaving products and critical state-of-the-art engineering and manufacturing systems by applying cutting edge cybersecurity principles. Rising to the challenge of building a more secure world for the warfighter, space exploration, climate sustainability and commercial use. This position will perform duties as a Information Systems Security Officer at the Lockheed Martin Space facility in Sunnyvale, CA. The work that ISSOs do can be summarized in this way: - You will have a direct impact to national security, ultimately contributing to protecting your loved ones – this is dynamic, gratifying and impactful work! - You will have the opportunity to engage in all aspects of the cyber discipline - You can enjoy a work-life balance that allows for flex hours and a family-first culture. Key Responsibilities of this role includes: -...
Lockheed Martin
Jun 19, 2026
Systems Engineer (Level 2)
Lockheed Martin Sunnyvale, CA
Description: Lockheed Martin "Ahead of Ready" 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 About the Team: Lockheed Martin is looking for a...
Lockheed Martin
Jun 19, 2026
Systems Engineer
Lockheed Martin Sunnyvale, CA
Description: Lockheed Martin "Ahead of Ready" 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 About the Team: Lockheed Martin is looking for a...
Lockheed Martin
Jun 19, 2026
Systems Engineer Stf - Level 4
Lockheed Martin Palmdale, CA
Description: You will be the Systems Engineer Stf 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. Do...
Lockheed Martin
Jun 19, 2026
Systems Engineer Sr Stf - Level 5
Lockheed Martin Palmdale, CA
Description: You will be the Systems Engineer Sr Stf 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 you will be responsible for helping the I&T lead define test strategy, lab requirements, cross functional testing, deliverables, and support customer meetings. You will represent the I&T team at the program level, and thus will support Working Groups, TIMs, PMRs, and give status updates to leadership. Your responsibilities will include: Apply system engineering techniques to impact the direction of the Integration and test organization. Including working with the I&T Lead to provide deliverables, test strategy, regression strategy, and supporting program meetings. What’s In It For You From onsite to remote, we offer flexible work schedules and a comprehensive benefits package...
Lockheed Martin
Jun 19, 2026
Software Engineer
Lockheed Martin Sunnyvale, CA
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. We are seeking an experienced and highly skilled Systems Engineer to support the...
Lockheed Martin
Jun 19, 2026
Software Engineering Sr
Lockheed Martin Sunnyvale, CA
Description: The Combined Orbital Operations Logistics Resiliency (COOLR) AEHF System Testbed team is looking for a team member who would primarily learn to maintain and then update the system testbed simulation software environment. The update of the simulation software is required to rehost the testbed simulation modeling software in a Linux-based Real-Time Operating System (OS) platform, a transition from the real-time OS vxWorks environment. For this update, the candidate will participate in all phases of the system software lifecycle, from supporting initial system design concepts, software requirements, design, development, implementation, integration, and testing. There will be opportunities to support simulation software products being integrated into the System testbed lab as well as supporting problem resolution identified during integration. The candidate will gain experience in high-level simulation software development for AEHF satellite subsystems. Must be able to...
Lockheed Martin
Jun 19, 2026
Guidance Navigation & Control Engineer IV (Staff) - Secret clearance
Lockheed Martin Sunnyvale, CA
Description: About Lockheed Martin Space : 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. About the Role : This position will support an...
Lockheed Martin
Jun 10, 2026
Software Quality Engineer - Level 2
Lockheed Martin Palmdale, CA
Description: This position is for a Software Quality Engineer (SWQE) within the historic Lockheed Martin Skunk Works Organization. The one and only Skunk Works has a 75-year track record developing aircraft systems that push the boundaries of what’s possible. Trusted to solve critical national needs for our warfighters, the Skunk Works never shies away from seemingly unsolvable challenges and has a reputation for solving hard problems quickly, quietly, and at the highest quality. At Skunk Works, every line of code is a building block of national security and pioneering aerospace technology. Our Software Quality Engineering team is the trusted guardian of that code – ensuring that the complex software driving next generation systems meets the highest standards of safety, reliability, and cyber resilience. By joining this elite group, you’ll help shape the processes that turn groundbreaking ideas into mission critical reality, protecting both the integrity of the program and the...
Lockheed Martin
Jun 10, 2026
Software Quality Engineer Sr- Level 3
Lockheed Martin Palmdale, CA
Description: This position is for a Software Quality Engineer (SWQE) within the historic Lockheed Martin Skunk Works Organization. The one and only Skunk Works has a 75-year track record developing aircraft systems that push the boundaries of what’s possible. Trusted to solve critical national needs for our warfighters, the Skunk Works never shies away from seemingly unsolvable challenges and has a reputation for solving hard problems quickly, quietly, and at the highest quality. At Skunk Works, every line of code is a building block of national security and pioneering aerospace technology. Our Software Quality Engineering team is the trusted guardian of that code – ensuring that the complex software driving next generation systems meets the highest standards of safety, reliability, and cyber resilience. By joining this elite group, you’ll help shape the processes that turn groundbreaking ideas into mission critical reality, protecting both the integrity of the program and the...
Lockheed Martin
Jun 10, 2026
Software Engineer (level 2)
Lockheed Martin Palmdale, CA
Description: WHO WE ARE The Skunk Works (Lockheed Martin Advanced Development Programs) is looking for world-class talent in Software Engineering to be a part of a team that will carry on our 80-year tradition-making history in advanced aircraft development. The vehicle management software team writes software for a wide range of aircraft subsystems that make an airplane fly. We are a highly innovative fast paced team working developing modular and reusable software to support both our current platforms and the aircraft of the future. WHAT’S IN IT FOR YOU 3-day weekend every weekend! 4-10 Mon-Thursday option + Flexible Schedules This team is working new development software where our team members get to work hands on from the lab to the aircraft in all stages of development, including design, code, integration, and lab and field test. We work on a wide range of technologies and give our team members the opportunity to drive their career towards their area of interest. You...
General Dynamics Mission Systems, Inc
Jun 09, 2026
Information Assurance Engineer
General Dynamics Mission Systems, Inc San Jose, CA
Basic Qualifications Education Requirements: Bachelor's degree in Engineering, or a related Science 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: Department of Defense Top Secret security clearance is required at time of hire. Must be able to obtain SCI. 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 General Dynamics Mission Systems has an immediate opening for an Information Assurance Security Professional. This position provides an opportunity to further advance the cutting-edge technology that supports some of our nation’s core defense/intelligence services and...
Lockheed Martin
Jun 04, 2026
Requirements and Verification Systems Engineer
Lockheed Martin Sunnyvale, CA
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 Systems Engineer will: • Perform Multi level requirement assessment in support of...
Lockheed Martin
Jun 04, 2026
Senior Requirements and Verification Systems Engineer
Lockheed Martin Sunnyvale, CA
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 Systems Engineer will: • Perform Multi level requirement assessment in support of...
Lockheed Martin
Jun 02, 2026
Systems Engineer/Data Engineer
Lockheed Martin Sunnyvale, CA
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. And we’re reimagining how space can connect us, ensuring security and prosperity. THE WORK Lockheed Martin is looking for a dedicated level 2 Mission Operations Systems Engineer with an active Secret clearance to join the Space Based-Infrared Systems (SBIRS) and Next Generation Overhead...
Lockheed Martin
Jun 02, 2026
Systems Engineer Stf - Configuration Management
Lockheed Martin Sunnyvale, CA
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. And we’re reimagining how space can connect us, ensuring security and prosperity. THE WORK Lockheed Martin is looking for a dedicated level 4 Mission Operations Systems Engineer with an active Secret clearance to join the Space Based-Infrared Systems (SBIRS) and Next Generation Overhead...
Lockheed Martin
Jun 02, 2026
Software Engineer Staff Combat Systems
Lockheed Martin Palmdale, CA
Description: You will be the Software Engineer Staff responsible for developing advanced integrated mission system simulation solutions that enables warfighters to shape requirements and operational implementation scenarios. What You Will Be Doing As the Software Engineer - Simulation & Integration you will be responsible for integrating, testing, and enhancing simulation software to support the development of airborne mission systems. Your responsibilities will include: • Develop and maintain real-time distributed simulation software for aircraft and support systems. • Integrate and troubleshoot software in hardware in the loop and man in the loop labs. • Lead a cross functional and cross-business area team to support software development and integration efforts. • Execute verification and validation activities to ensure software performance meets program requirements. • Provide technical guidance for future lab improvements and Digital Transformation initiatives. What’s...
Lockheed Martin
Jun 02, 2026
Systems Engineer, U-2 - Level 2
Lockheed Martin Palmdale, CA
Description: You will be a Systems Engineer - Level 2 maintaining and managing performance metrics on the U-2 Program. What You Will Be Doing As a Systems Engineer - Level 2 who supports the U-2 Program, your responsibilities will include weekly NMCS, FMC, and maintaining the monthly Failure Reporting and Corrective Action System (FRACAS) database and CDRL. You will develop reliability and maintainability improvements of hardware/software by timely and disciplined utilization of failure and maintenance data. You will generate and implement effective corrective actions to prevent failure recurrence, and simplify, or reduce maintenance tasks. You will be responsible to provide a monthly FRACAS CDRL report to the customer. Employee will input Failure Analysis Report data into the FRACAS database and conduct monthly trend analysis reports. Candidate will participate in Root Cause Corrective Action Integrated Product Teams for required deficient parts. You will assign failure...
Lockheed Martin
May 29, 2026
Systems Engineer Staff
Lockheed Martin Sunnyvale, CA
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. OVERVIEW: 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. What does this role look like? As a System Engineer Staff on the...
Lockheed Martin
May 28, 2026
Systems Engineer Associate - Entry Level
Lockheed Martin Sunnyvale, CA
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. Do you enjoy complex problem solving without a defined roadmap? Are you ready to take your career to new heights? 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...
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