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19 systems engineering jobs found

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Lockheed Martin
Jul 10, 2026
Cyber Software Engineer Senior
Lockheed Martin King of Prussia, PA
Description: What We're Doing At Lockheed Martin Rotary and Mission Systems, we are shaping the future of defense and security through innovation, integrity, and visionary thinking. Our teams apply the highest standards of business ethics and technical expertise to design solutions that safeguard our nation and allies. Every day, we push boundaries to ensure mission success—and we invite you to be part of this critical work. Key Responsibilities • Design and implement secure system architectures for enterprise and mission-critical environments. • Apply cybersecurity engineering principles across the full system lifecycle, including requirements, design, implementation, verification, deployment, and sustainment. • Support Risk Management Framework (RMF) activities including control implementation, assessment, evidence collection, and ATO accreditation and sustainment. • Perform security hardening of operating systems, applications, databases, and network devices in...
Lockheed Martin
Jul 10, 2026
Cyber Software Engineer Staff
Lockheed Martin King of Prussia, PA
Description: What We’re Doing At Lockheed Martin Rotary and Mission Systems, we are shaping the future of defense and security through innovation, integrity, and visionary thinking. Our teams apply the highest standards of business ethics and technical expertise to design solutions that safeguard our nation and allies. Every day, we push boundaries to ensure mission success—and we invite you to be part of this critical work. The Work We are seeking a highly motivated Cyber Security Systems Engineer to support the design, implementation, hardening, and sustainment of secure mission systems across both CONUS and OCONUS environments. This role requires strong technical expertise in systems engineering, cybersecurity, infrastructure security, automation, and DevSecOps practices. The ideal candidate will support secure architecture development, system accreditation activities, continuous monitoring, vulnerability management, and automation of security controls within CI/CD...
Lockheed Martin
Jun 24, 2026
Cyber Systems Security Engineer Sr
Lockheed Martin King of Prussia, PA
Description: Cyber Systems Security Engineer (CSSE) – TTWCS Program What We're Doing At Lockheed Martin Rotary and Mission Systems, we are shaping the future of defense and security through innovation, integrity, and visionary thinking. Our teams apply the highest standards of business ethics and technical expertise to design solutions that safeguard our nation and allies. Every day, we push boundaries to ensure mission success—and we invite you to be part of this critical work. The Work As a Cyber Systems Security Engineer (CSSE) supporting the TTWCS program, you will: Perform periodic manual and automated STIG evaluations, tracking deltas across versions and platforms. Conduct cyber risk assessment activities, including threat modeling, vulnerability analysis, and evaluation of mitigation strategies. Develop, analyze, and validate security AI design constraints within the cyber domain. Collaborate with cybersecurity engineers, system architects, and developers to...
Lockheed Martin
Jun 19, 2026
Systems Engineer
Lockheed Martin King of Prussia, PA
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. • Within LM Space, the Echo Program Area is looking for a highly motivated individual to...
Lockheed Martin
Jun 19, 2026
Systems Engineer
Lockheed Martin King of Prussia, PA
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. • Within LM Space, the Echo Program Area is looking for a highly motivated individual to...
Lockheed Martin
Jun 19, 2026
Sr Mass Properties Engineer
Lockheed Martin King of Prussia, PA
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. Mass Properties Engineering is the art and science of predicting the mass properties of...
Lockheed Martin
Jun 04, 2026
Cyber Systems Security Engineer Staff
Lockheed Martin King of Prussia, PA
Description: Cyber Systems Security Engineer What We're Doing At Lockheed Martin Rotary and Mission Systems, we are shaping the future of defense and security through innovation, integrity, and visionary thinking. Our teams apply the highest standards of business ethics and technical expertise to design solutions that safeguard our nation and allies. Every day, we push boundaries to ensure mission success—and we invite you to be part of this critical work. The Work As a Cyber Systems Security Engineer (CSSE) supporting the TTWCS program, you will: Perform periodic manual and automated STIG evaluations, tracking deltas across versions and platforms. Conduct cyber risk assessment activities, including threat modeling, vulnerability analysis, and evaluation of mitigation strategies. Develop, analyze, and validate security design constraints within the cyber domain. Collaborate with cybersecurity engineers, system architects, and developers to ensure robust, secure system...
General Dynamics Mission Systems, Inc
May 26, 2026
Advanced Systems Engineer
General Dynamics Mission Systems, Inc Canonsburg, PA
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: Department of Defense Secret security clearance is obtainable within a reasonable amount of time after 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 The Systems Engineer is responsible for identifying, analyzing, and resolving system design weaknesses, developing system documentation, and providing system evaluation and test support. The role involves developing and evaluating systems, development plans, and supporting...
Lockheed Martin
May 23, 2026
Systems Engineer
Lockheed Martin King of Prussia, PA
Description: WHAT WE'RE DOING Want to work with cutting-edge technologies in a fun, fast-paced, and dynamic environment? Are you a problem solver that takes on challenges that others think are impossible? If you answered yes to these questions, then we invite you to join Lockheed Martin Rotary and Missions Systems (RMS) as a Systems Engineer! Lockheed Martin is a global leader in aerospace, defense, and technology solutions. You will be joining Lockheed Martin Rotary and Mission Systems supporting the Tactical Tomahawk Weapons Control System (TTWCS) program in Valley Forge, PA. THE WORK We are in search of an experienced Systems Engineer to join our team. As an Engineering Professional on the TTWCS program, you will perform system engineering efforts leading change packages to the existing software system, performing requirements development, interface design, system architecture, and aid in the design and development of future systems. The work location will be in...
General Dynamics Mission Systems, Inc
Mar 05, 2026
Software Systems Engineer
General Dynamics Mission Systems, Inc Pittsburgh, PA
Basic Qualifications Requires a Bachelor’s degree in Systems Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 2+ years of job-related experience, or a Master's degree and 6 months of job-related experience.   CLEARANCE REQUIREMENTS: Ability to obtain a Department of Defense TS/SCI 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 ROLE AND POSITION OBJECTIVES:   Developing mission-critical systems that help keep people safe is what we do. At General Dynamics Mission Systems, you’ll be part of the team that helps heroes make a true impact. The work we do is important. The challenges we face are...
Lockheed Martin
Jul 15, 2026
Senior DevSecOps Engineer
Lockheed Martin King of Prussia, PA
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. In this role, you will be working on military satellite communications (SATCOM) Ground...
Lockheed Martin
Jul 10, 2026
Lead DevSecOps Engineer - Clearance Required
Lockheed Martin King of Prussia, PA
Description: WHAT WE'RE DOING Joint Air-to-Surface Standoff Missile (JASSM) is a United States Air Force (USAF) program to provide an autonomous, long-range, conventional, air-to-ground, precision missile able to strike highly defended, high value targets. JASSM Enterprise Software (JES) was developed to improves quality and speed in targeting and strike planning solutions across multiple 363rd Intelligence, Surveillance and Reconnaissance Group (363 ISRG) production units and the Standoff Munitions Application Centers (SMAC). THE WORK • Ensures software baselines are Configuration Managed and properly tagged + versioned • Ensures key software measures, including total, added, modified, and removed Source Lines of Code (SLOC) are tracked for each software release. • Manages the configuration and documentation of the current state of software development-specific licenses, tools, and libraries, including COTS and FOSS, through a human-readable Software Bill of Materials...
Lockheed Martin
Jul 02, 2026
Staff Software Engineer - Level 4 (TS/SCI)
Lockheed Martin King of Prussia, PA
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're seeking a talented and motivated Senior Software Engineer to join our fast-paced...
Lockheed Martin
Jun 09, 2026
Cyber Systems Security Engineer
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 Space is a pioneer, partner, innovator, and builder. Our amazing people are on a mission to make a difference in the world. Every single day, we use our unique skills and experiences to craft, design, and build solutions to some of the world’s hardest engineering problems. Our culture inspires our employees to dream big; perform with excellence; and build incredible products. We provide the resources, the support, and the focus. You bring the passion and courage to envision limitless possibilities. Together, we’ll build a better tomorrow. Are you ready to further your career in Cyber Security by working for one of the top companies in the world? This position is for a Cyber Systems Security Engineer. The selected candidate will be part of a dynamic, team-oriented, and collaborative Cyber engineering team at the Valley Forge Campus...
Lockheed Martin
Jun 09, 2026
Cyber Systems Security Engineer
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 Space is a pioneer, partner, innovator, and builder. Our amazing people are on a mission to make a difference in the world. Every single day, we use our unique skills and experiences to craft, design, and build solutions to some of the world’s hardest engineering problems. Our culture inspires our employees to dream big; perform with excellence; and build incredible products. We provide the resources, the support, and the focus. You bring the passion and courage to envision limitless possibilities. Together, we’ll build a better tomorrow. Are you ready to further your career in Cyber Security by working for one of the top companies in the world? This position is for a Cyber Systems Security Engineer. The selected candidate will be part of a dynamic, team-oriented, and collaborative Cyber engineering team at the Valley Forge Campus...
Lockheed Martin
Jun 09, 2026
Cyber Systems Security Engineer
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 Space is a pioneer, partner, innovator, and builder. Our amazing people are on a mission to make a difference in the world. Every single day, we use our unique skills and experiences to craft, design, and build solutions to some of the world’s hardest engineering problems. Our culture inspires our employees to dream big; perform with excellence; and build incredible products. We provide the resources, the support, and the focus. You bring the passion and courage to envision limitless possibilities. Together, we’ll build a better tomorrow. Are you ready to further your career in Cyber Security by working for one of the top companies in the world? This position is for a Cyber Systems Security Engineer. The selected candidate will be part of a dynamic, team-oriented, and collaborative Cyber engineering team at the Valley Forge Campus...
Lockheed Martin
Jun 09, 2026
Cyber Systems Security Engineer
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 Space is a pioneer, partner, innovator, and builder. Our amazing people are on a mission to make a difference in the world. Every single day, we use our unique skills and experiences to craft, design, and build solutions to some of the world’s hardest engineering problems. Our culture inspires our employees to dream big; perform with excellence; and build incredible products. We provide the resources, the support, and the focus. You bring the passion and courage to envision limitless possibilities. Together, we’ll build a better tomorrow. Are you ready to further your career in Cyber Security by working for one of the top companies in the world? This position is for a Cyber Systems Security Engineer. The selected candidate will be part of a dynamic, team-oriented, and collaborative Cyber engineering team at the Valley Forge Campus...
General Dynamics Mission Systems, Inc
Jun 05, 2026
Operations Analyst
General Dynamics Mission Systems, Inc Pittsburgh, PA
Basic Qualifications Bachelor's degree or equivalent combination of education and relevant work experience is required plus a minimum of 10 years of relevant experience; or Master's degree plus a minimum of 8 years of relevant experience to meet managerial expectations.   CLEARANCE REQUIREMENTS: Department of Defense Top 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 Are you passionate about solving complex problems to maximize America's warfighting capabilities? Do you want to integrate Air, Space, Surface, Ground, Undersea, and Cyber warfare domains using state-of-the-art software and computing? Are you looking to apply your operations...
LMI
Apr 08, 2026
Information Systems Security Manager (ISSM)
LMI Mechanicsburg, PA
Overview We’re looking for an Information Systems Security Manager (ISSM) responsible for overseeing and managing the risks associated with information systems security for the NADACS Program. This role involves ensuring compliance with relevant cybersecurity standards, frameworks, and regulations while proactively identifying opportunities to enhance the program’s security posture. The ISSM collaborates closely with stakeholders to develop, implement, and maintain security policies, procedures, and controls that safeguard the integrity, confidentiality, and availability of NADACS systems. Ability to travel to client site in Mechanicsburg, PA required at times. Candidates local to Mechanicsburg, PA highly preferred.    LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to...
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