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33 information system security manager jobs found in Littleton

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Lockheed Martin
Jan 08, 2026
Cyber Security Engineer Technical Lead
Lockheed Martin Littleton, CO, 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 new and emerging need is for a Security Operations Information System Security Manager (ISSM) on the SDA Transport Layer T1contract. The ideal candidate will work directly with the...
Lockheed Martin
Mar 11, 2026
Configuration Data Management Associate Manager
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. For over 70 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s...
Lockheed Martin
Mar 05, 2026
Alternate ISSM/Classified Cybersecurity Associate Manager
Lockheed Martin Littleton, CO, USA
Description: TS/SCI clearance with ability to obtain a Polygraph. The Classified Cybersecurity Associate Manager will partner with the security team, Program personnel, and Government customers to perform as an Alternate Information Systems Security Manager (A-ISSM) for Information Systems (IS) located at the LM facility in Littleton, CO. In this role, you will: - Manage a team of ISSOs and ensure compliance with contract security specifications, customer governing requirements and LM Space security policies. - Assist the ISSM in overseeing day-to-day information system security operations. - Carry out LM and customer security requirements under the Risk Management Framework (RMF). - Perform system auditing to validate configuration and processes are in accordance with the Assessment and Authorization (A&A) documentation, and assist in periodic regulatory risk assessments. Other responsibilities include ensuring consistent implementation of compliant and cost effective...
Lockheed Martin
Mar 03, 2026
Network Engineer, Sr / TS/SCI Poly / Onsite: CO
Lockheed Martin Littleton, CO, USA
Description: This is a critical position supporting the Space Systems Company in Denver, CO working directly with our internal and external customers. This position will have the responsibility for installing, configuring, and maintaining the Secure Communications LAN, WAN and Voice systems. Candidates will work closely with team members, vendors and will work with Administrative and End user teams to ensure connectivity of primary and backup networks in support of LOB programs. After- hours support is periodically required and some non-standard work shifts might be required to support periodic system tests, baseline promotions, and other non-critical mission activities. Candidate must be a U.S. Citizen and have active TS/SCI security clearance with CI Poly and possess a Security+ certification or be able to obtain a Security+ certification within 60 days of hire. There is no telecommuting available or this position. This position is responsible for, but not limited to: •...
Lockheed Martin
Feb 21, 2026
Software Engineering Associate Manager - Clearance Required
Lockheed Martin Littleton, CO, USA
Description: • Leadership and project management of the FSW team in support of the CPS FSW manager • Accountability for the technical, cost, and schedule aspects and ultimate completion of the flight software deliverables to support CPS and its flight test events • Providing direction to subordinates based on general policies and management guidance and ensuring projects are completed on schedule and within budget • Coordinating subordinate employee recruitment, selection and training, performance assessment, work assignments, salary, and recognition/disciplinary actions Manages software development activities. Responsible for coordinating subordinate employee recruitment, selection and training, performance assessment, work assignments, salary, and recognition/disciplinary actions. Oversees the design, development, documentation, and testing of software that contains logical and mathematical solutions to business/mission problems or questions in computer language for solutions by...
Lockheed Martin
Feb 21, 2026
Software Engineering Associate Manager - Clearance Required
Lockheed Martin Littleton, CO, USA
Description: • Leadership and project management of the FSW team in support of the CPS FSW manager • Accountability for the technical, cost, and schedule aspects and ultimate completion of the flight software deliverables to support CPS and its flight test events • Providing direction to subordinates based on general policies and management guidance and ensuring projects are completed on schedule and within budget • Coordinating subordinate employee recruitment, selection and training, performance assessment, work assignments, salary, and recognition/disciplinary actions Manages software development activities. Responsible for coordinating subordinate employee recruitment, selection and training, performance assessment, work assignments, salary, and recognition/disciplinary actions. Oversees the design, development, documentation, and testing of software that contains logical and mathematical solutions to business/mission problems or questions in computer language for solutions by...
Lockheed Martin
Feb 20, 2026
Information Systems Security Officer, Classified Cybersecurity
Lockheed Martin Littleton, CO, USA
Description: This position requires TS/SCI clearance with ability to pass a Polygraph. The Cybersecurity Specialist will partner with the security team, program, and government customers to perform as an Information Systems Security Officer (ISSO) at the LM Waterton facility in Littleton, CO. 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...
Lockheed Martin
Feb 19, 2026
Information Systems Security Officer, Classified Cybersecurity
Lockheed Martin Littleton, CO, USA
Description: TS/SCI clearance with willingness to receive Polygraph. The Cybersecurity Specialist will partner with the security team, program, and government customers to perform as an Information Systems Security Officer (ISSO) for Special Access Programs located at the LM Waterton facility in Littleton, CO. Classified Cybersecurity Analysts help secure 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. It's dynamic, gratifying and impactful work! - You will have the opportunity to engage in all aspects of the cyber discipline. Key Responsibilities of this role includes: - Oversee day-to-day information...
Lockheed Martin
Feb 18, 2026
Systems Engineer Manager
Lockheed Martin Littleton, CO, USA
Description: Curious where the nation is going with Overhead Persistent Infrared? Join Lockheed Martin's team that crafts and builds the current and future generation of space systems that creatively combines satellite technology, sophisticated sensors, and data processing to provide crucial global infrared data 24/7. This mission advises Presidential decisions and defends the US and its allies in a rapidly evolving environment. Help us advance our OPIR designs and deliver survivable satellites with nuclear-hardened electronics, sophisticated communications, resiliency and cyber security. OPIR is a mission area where you can make big things happen and solve some of the country’s hardest problems. Come join a team that has a vision for the future of space and knows what it takes to get there. We are looking for a dedicated Systems Engineering Manager to lead a team on the NextGen GEO (NGG) program supporting system level integration and resiliency across a complex system of...
Lockheed Martin
Feb 17, 2026
Systems Integration Manager
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. The Fleet Ballistic Missile (FBM) Program is underway on a generational opportunity to...
Lockheed Martin
Feb 17, 2026
Systems Integration Manager
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. The Fleet Ballistic Missile (FBM) Program is underway on a generational opportunity to...
Lockheed Martin
Feb 17, 2026
Space Program and Product Chief Engineer
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! Lockheed Martin is looking for a dynamic Chief Engineer to lead cutting edge space-based development programs. Your role at LM Space is critical for the successful development of the most advanced technology and complex systems in the world. You will be the chief technical authority for a team that works closely with the Program...
Lockheed Martin
Feb 10, 2026
Systems Engineer - Ordnance Architect
Lockheed Martin Littleton, CO, USA
Description: "Ahead of Ready" At Lockheed Martin, we are shaping the future of space exploration and defense. As a leader in the industry, 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 some of the world's most complex engineering challenges. And we’re reimagining how space can connect us, ensuring security and prosperity. We are passionate about delivering exceptional results and creating a better tomorrow. Lockheed Martin is looking for a dynamic, hardworking Ordnance Architect Systems Engineer to support a new missile defense program. In this role, you will report to the Systems Engineering Manager, and your responsibilities may include, but are not limited to the following: • Develop the architecture and conduct associated trades and development for the...
Lockheed Martin
Jan 29, 2026
Canister Development Lead
Lockheed Martin Littleton, CO, USA
Description: Position Overview The Canister Development Lead will lead and oversee the performance of an external supplier responsible for designing, developing, and delivering a missile‑interceptor canister. The role includes full ownership of cost, schedule, and technical performance, ensuring alignment with the Host Vehicle (HV) Program’s objectives and reporting directly to the HV Program Manager. Key Responsibilities 1. Subcontract Oversight – Manage the day‑to‑day relationship with the subcontractor, including contract administration, change orders, and issue resolution. 2. Cost Management – Develop, monitor, and control the subcontract budget; perform variance analysis and forecast future expenditures. 3. Schedule Control – Create and maintain an integrated schedule; identify critical path items, coordinate milestones, and drive corrective actions to mitigate delays. 4. Technical Performance – Ensure the canister meets all required specifications (mechanical, thermal,...
Lockheed Martin
Jan 22, 2026
Systems Engineer (Level 4) - RF Antenna Systems
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
Jan 20, 2026
Associate Manager - Software Engineering Lead - Top Secret Clearance
Lockheed Martin Littleton, CO, USA
Description: Join Our Team: Unlock Your Potential as a SW Lead C2 Ground is a dynamic and diverse group of programs united in our mission to deliver cutting-edge solutions to our customers within the Command and Control (C2) Domain. As a "Family of Programs," we offer a wide range of innovative hardware and software products that provide mission-critical capabilities, focusing on key areas such as Tasking, Processing, Exploitation, and Dissemination (TPED), Communications, and Mission Planning Applications. Our team is passionate about creating customizable and transportable mobile ground shelters and mission equipment designed to thrive in diverse environments and climates. Who You Are: We're looking for an exceptional leader to serve as our Software Lead and Software Manager, a critical role in shaping the overall technical direction of our C2 Ground programs. As an ideal candidate, you will have a background in software architecture, technical leadership, and proven...
Lockheed Martin
Jan 20, 2026
Manager - Software Engineering Lead - Top Secret Clearance
Lockheed Martin Littleton, CO, USA
Description: Join Our Team: Unlock Your Potential as a SW Lead C2 Ground is a dynamic and diverse group of programs united in our mission to deliver cutting-edge solutions to our customers within the Command and Control (C2) Domain. As a "Family of Programs," we offer a wide range of innovative hardware and software products that provide mission-critical capabilities, focusing on key areas such as Tasking, Processing, Exploitation, and Dissemination (TPED), Communications, and Mission Planning Applications. Our team is passionate about creating customizable and transportable mobile ground shelters and mission equipment designed to thrive in diverse environments and climates. Who You Are: We're looking for an exceptional leader to serve as our Software Lead and Software Manager, a critical role in shaping the overall technical direction of our C2 Ground programs. As an ideal candidate, you will have a background in software architecture, technical leadership, and proven...
Lockheed Martin
Jan 08, 2026
ASIC/FPGA Design Engineer IV
Lockheed Martin Littleton, CO, USA
Description: Join Our Team as an ASIC & FPGA Design 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 ; the selected candidate will be located near our Lockheed Martin Space facility in: • Littleton CO You will work a flexible 9x80 schedule in the office full-time. What does this role look like? The Silicon Solutions team of Lockheed Martin Space is building the best ASIC/FPGA team in the world, and are seeking a highly talented and motivated ASIC & FPGA Design Engineer who has a passion for microchip design and space. Key activities you will accomplish in this role: • Build and maintain strong technical relationships with multiple programs,...
Lockheed Martin
Dec 25, 2025
Software Engineer Sr
Lockheed Martin Littleton, CO, USA
Description: Lockheed Martin is leading the way in hypersonic missile development and we want you to be a part of it! We are creating the first hypersonic boost/glide system for the US Army and Navy here on the Conventional Prompt Strike (CPS) program, and our NGC-SW Integrated Product Team (IPT) is responsible for the algorithms and software that control it. Our group includes the Navigation, Guidance, and Control (NG&C or GN&C) subsystem, which flies the missile and glide body, and the embedded Flight Software (FSW) which hosts the NG&C algorithms and provides health, status, and sequencing for the entire system. Additionally, we develop and maintain the Flight Software testbeds (HILs or HWILs) which provide complete hardware integration testing with feedback and flight simulation to test the NG&C algorithms and flight software. Lockheed Martin Space is seeking a full time Senior Software Engineer. In this role, you will support the software engineering lifecycle...
Lockheed Martin
Dec 17, 2025
Systems Engineering Manager
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. The mission matters. So do the people behind it. With advancing defense technology at...
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