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34 information system security manager jobs found in King of Prussia

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Lockheed Martin
Jan 28, 2026
Information System Security Manager (TS/SCI & Expat to Guam Required)
Lockheed Martin King of Prussia, PA, USA
Description: *** PLEASE NOTE THIS POSITION REQUIRES THE CANDIDATE TO EXPATRIATE FULL TIME TO GUAM FOR 6-12 MONTHS WITH POSSIBILITY OF EXTENSION*** IN ADDITION, THE SELECTED CANDIDATE WILL BE REQUIRED TO ATTEND TRAINING IN KING OF PRUSSIA, PA UPON ONBOARDING. Who We Are: Lockheed Martin is a pioneer in cyber security—partnering, innovating, and building cutting edge solutions. Our talented employees tackle the world’s toughest engineering challenges every day, leveraging their unique skills and experiences to design and deliver breakthrough technology. We empower our people to think big, perform with excellence, and create extraordinary products. If you have the passion and courage to dream boldly, join our culture and help build a better tomorrow. We provide the resources, inspiration, and focus you need to succeed. The Work: Lockheed Martin’s Rotary & Mission Systems (RMS) division is seeking an experienced Information System Security Manager (ISSM) to protect mission...
Lockheed Martin
Jan 28, 2026
Information System Security Manager (ISSM) KOP
Lockheed Martin King of Prussia, PA, USA
Description: Lockheed Martin’s Rotary and Mission Systems (RMS) Classified Cyber Security organization is looking for a Classified Cyber Security Manager who will serve as the on site cyber leader for our classified programs. In this role you will own the day to day security posture of the site’s classified systems and infrastructure, serve as the facility Information Systems Security Manager (ISSM), and provide authoritative guidance on all matters of confidentiality, integrity, and availability. You will lead a team of cyber professionals, partner with engineering and program leads, and ensure that security governance, risk management, and compliance are embedded into every operational and development activity across the site. Minimum Final Secret Clearance Required Minimum 8 + years of progressive experience in cybersecurity, with at least 3 + years in an ISSM or site leadership role for classified systems. Key Responsibilities: • Own the execution of business enablement...
Lockheed Martin
Jan 28, 2026
Information System Security Officer (TS/SCI & Expat to Guam Required)
Lockheed Martin King of Prussia, PA, USA
Description: *** PLEASE NOTE THIS POSITION REQUIRES THE CANDIDATE TO EXPATRIATE FULL TIME TO GUAM FOR 6-12 MONTHS WITH POSSIBILITY OF EXTENSION*** IN ADDITION, THE SELECTED CANDIDATE WILL BE REQUIRED TO ATTEND TRAINING IN KING OF PRUSSIA, PA UPON ONBOARDING. Who We Are: Lockheed Martin is a pioneer in cyber security—partnering, innovating, and building cutting edge solutions. Our talented employees tackle the world’s toughest engineering challenges every day, leveraging their unique skills and experiences to design and deliver breakthrough technology. We empower our people to think big, perform with excellence, and create extraordinary products. If you have the passion and courage to dream boldly, join our culture and help build a better tomorrow. We provide the resources, inspiration, and focus you need to succeed. The Work: Lockheed Martin’s Rotary & Mission Systems (RMS) division is seeking an experienced Information System Security Officer (ISSO) to protect mission...
Lockheed Martin
Jan 23, 2026
Cyber Security Technologist
Lockheed Martin King of Prussia, PA, USA
Description: The selected individual will serve as a Classified Cyber Security Technologist Sr. In this role, the selected individual will collaborate with a team of cybersecurity professionals and work closely with the Information System Security Manager(s) to implement and monitor comprehensive cybersecurity solutions. This will involve identifying, designing, securing, and deploying specialized applications and tools that support the governance and risk management of classified systems, infrastructure, and tools, ensuring the confidentiality, integrity, and availability of classified assets. The selected candidate will also help design and document advanced risk governance operations to implement proactive security methodologies for classified programs. This position requires an understanding of DevSecOps, Artificial Intelligence (AI), software development and related security controls, as well as a mindset focused on automation-enabled cybersecurity for day-to-day activities....
Lockheed Martin
Mar 05, 2026
Software Engineer Sr Stf
Lockheed Martin King of Prussia, PA, USA
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. 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. 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...
Lockheed Martin
Mar 04, 2026
Information Systems Security Officer - Mid Career (Level 3)
Lockheed Martin King of Prussia, PA, USA
Description: This position requires Final Secret clearance with ability to obtain Top Secret. The Cybersecurity Analyst will partner with the security team, program, and government customers to perform as an Information Systems Security Officer (ISSO) in King of Prussia, PA. Classified Cybersecurity Analysts 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. The work that Cybersecurity Analysts 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...
Lockheed Martin
Feb 27, 2026
ASIC/FPGA Design Engineer III
Lockheed Martin King of Prussia, PA, USA
Description: Join Our Team as an ASIC & FPGA Engineer where you will support over 50 different programs and research and development (R&D) efforts, affecting technology across military space, civil space, commercial space, missiles, missile defense platforms, satellite surveillance platforms, deep space exploration, and manned flight missions. Location: This position does not support teleworking ; you will be located near our Lockheed Martin Space facility in: • King of Prussia PA You will work a flexible 9x80 schedule in the office full-time. 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. What does this role look like? We are building the best ASIC/FPGA team in the world at Lockheed Martin...
Lockheed Martin
Feb 26, 2026
SEIT IPT Lead
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 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 Engineering, Integration, and Test (SEIT) IPT Lead for the Sentinel program,...
Lockheed Martin
Feb 20, 2026
Software Engineer
Lockheed Martin King of Prussia, PA, USA
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 talented Software Engineer with a Sec+ (or DoD8570 compliant cert) to work from our King of Prussia, PA location. This is an Emerging Professional (level 2) ROLE where candidates typically require 1+ years of professional experience and a BS degree....
Lockheed Martin
Feb 20, 2026
SRP Digital Transformation Project Engineer - Intern
Lockheed Martin King of Prussia, PA, USA
Description: 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. Lockheed Martin Space is seeking a Project Engineering Intern for the Summer of 2026. In this role, you will: - Support small to moderate efforts to support testing and adoption of transformational systems and technology in secure...
Lockheed Martin
Feb 18, 2026
Cyber Security Engineering Asc Manager
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 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 Engineering Manager. The selected candidate will be part of a dynamic, team-oriented, and collaborative Cyber engineering team that leads the...
Lockheed Martin
Feb 10, 2026
DevSecOps Associate Manager
Lockheed Martin King of Prussia, PA, USA
Description: At Lockheed Martin, we are driven by innovation and integrity. We believe that by applying the highest standards of business ethics and visionary thinking, everything is within our reach – and yours as a Lockheed Martin employee. We value your skills, training and education. Come and experience your future! WHAT WE’RE DOING At Lockheed Martin Rotary and Mission Systems (RMS), we're at the forefront of developing cutting-edge solutions for Electronic Warfare (EW) programs. Using the electromagnetic spectrum—signals such as radio, infrared, or radar— to sense, protect, and communicate. At the same time, EW can disrupt, deny and degrade the adversaries' ability to use these signals. Electronic Warfare | Lockheed Martin THE WORK Lockheed Martin Corporation's Rotary & Mission Systems (RMS) business area is in search of an experienced leader to join our management team. As a member of the team, you can help us take on the world’s most important and complex...
Lockheed Martin
Feb 06, 2026
Sustainment Engineer
Lockheed Martin King of Prussia, PA, USA
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. WHAT WE'RE DOING At Lockheed Martin, we're revolutionizing the aerospace and defense sector through groundbreaking technology, advanced manufacturing processes, and a world-class team of professionals. Our mission-driven approach and unwavering dedication to excellence ensure that we continue to deliver superior products and solutions to our customers around the world. THE WORK The Global Sustainment team in King of Prussia, PA is looking for an experienced professional to support the O&M Sustainment efforts for the Fenwick program. Due to the nature of this contract, this position requires...
Lockheed Martin
Feb 06, 2026
Systems Engineering Associate Manager – MBSE
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 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. Ready to Support the Advanced Strategic Missions? Come join Lockheed's Advanced...
Lockheed Martin
Feb 06, 2026
Hardware Engineer
Lockheed Martin King of Prussia, PA, USA
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. WHAT WE'RE DOING At Lockheed Martin, we're revolutionizing the aerospace and defense sector through groundbreaking technology, advanced manufacturing processes, and a world-class team of professionals. Our mission-driven approach and unwavering dedication to excellence ensure that we continue to deliver superior products and solutions to our customers around the world. THE WORK The Global Sustainment organization in King of Prussia, PA is looking for an experienced professional in the Hardware Engineering field. The candidate will support rapid fielding systems, which requires the ability to shift...
Lockheed Martin
Mar 04, 2026
Production Planner - Level 1
Lockheed Martin King of Prussia, PA, USA
Description: Protecting what matters most is the mission that matters most. 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. Going to space is just the...
Lockheed Martin
Feb 20, 2026
Systems Engineer
Lockheed Martin King of Prussia, PA, USA
Description: As we enter a new era of Strategic Weapon Systems, Lockheed Martin is a pioneer, partner, innovator and builder. Our amazing men and women are on a mission to make a difference in the world and every single day we use our unique skills, talents and experiences to design and build solutions to some of the world’s hardest engineering problems. Do you want to be part of a culture that inspires employees to envision the impossible, perform with excellence and build incredible products? We provide the resources, inspiration and focus—if you have the passion and courage to dream big, then we want to build a better tomorrow with you. Bring your experience and passion for engineering to Lockheed Martin, and build the systems which support our nation's defense systems. • This requisition is used to capture interested candidates in opportunities at Lockheed Martin. • You can’t and will not be hired on this requisition. Actual job responsibilities, levels, and locations...
Lockheed Martin
Feb 19, 2026
Security Representative
Lockheed Martin King of Prussia, PA, USA
Description: What We’re Doing: Lockheed Martin’s, Rotary & Mission Systems (LM RMS), Program Security and Compliance invite you to step up to one of today’s most daunting challenges: the protection of exquisite government capabilities leading to warfighter supremacy against our peer and near peer adversaries. As a Contractor SAP Security Officer (CSSO) at Lockheed Martin, you’ll safeguard the sensitive information and warfighting capabilities that our citizens and the world depend upon to protect U.S. and ally interests. Here, you’ll work alongside other program security experts, government civilians and military members to support their military operational objectives by providing them with a safe and secure operating environment. In this fast-paced, real-world environment, you’ll draw on all your education and experience as well as the resources of Lockheed Martin to keep these exquisite capabilities protected. The Work: Duties will include but are not limited to: Due...
Lockheed Martin
Feb 19, 2026
Reliability Engineer Sr
Lockheed Martin King of Prussia, PA, USA
Description: As part of the Fleet Ballistic Missile (FBM) Program, the Reliability Engineer role will include a wide variety of reliability engineering tasks and activities for Missile, Reentry, and Support Equipment hardware as part of a team within the Systems Engineering, Integration & Test (SEIT) organization, with a primary focus on electrical and electronics assemblies. Responsibilities will include: - Developing reliability and maintainability predictions using approved prediction methodologies for electrical/electronic packages, systems, and support equipment - Performing Failure Modes and Effects Analysis (FMEA) and Failure Mode, Effects, and Criticality Analysis (FMECA), at the schematic (piece-part) and interface level - Supporting design reviews as required and presenting reliability results to management and customer. - Reviewing discrepancy documentation weekly for applicability to the organization - Provide electronics piece-part reliability support,...
Lockheed Martin
Feb 19, 2026
Reliability Engineer Sr
Lockheed Martin King of Prussia, PA, USA
Description: As we enter a new era of Strategic Weapon Systems, Lockheed Martin is a pioneer, partner, innovator and builder. Our amazing men and women are on a mission to make a difference in the world and every single day we use our unique skills, talents and experiences to design and build solutions to some of the world’s hardest engineering problems. Do you want to be part of a culture that inspires employees to envision the impossible, perform with excellence and build incredible products? We provide the resources, inspiration and focus—if you have the passion and courage to dream big, then we want to build a better tomorrow with you. Bring your experience and passion for engineering to Lockheed Martin, and build the systems which support our nation's defense systems. • This requisition is used to capture interested candidates in opportunities at Lockheed Martin. • You can’t and will not be hired on this requisition. Actual job responsibilities, levels, and locations...
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