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18 program security representative jobs found in Littleton, CO

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Lockheed Martin
Mar 03, 2026
Program Security Representative
Lockheed Martin Littleton, CO, USA
Description: Clearance Requirement: Active TS/SCI with willingness to complete a Polygraph The Security Representative supports the Global Security–Program Security organization in executing high-priority national security missions. Key Responsibilities • Regulatory Compliance – Implement and maintain security procedures and other applicable regulations. • Customer Visits – Coordinate external visitors, ensuring proper access control, briefings, and compliance with security protocols. • Badge Issuance – Create, issue, and deactivate identification badges and access cards in accordance with security policy. • Team Collaboration – Work closely with other Program Security reps, program managers, and engineering leads to integrate security requirements into program execution. • Incident Response – Assist in the investigation of security incidents, breaches, or potential violations; recommend corrective actions. • Training & Awareness – Deliver or coordinate security awareness...
Lockheed Martin
Feb 11, 2026
Program Security Rep
Lockheed Martin Littleton, CO, USA
Description: What We’re Doing: At Lockheed Martin Rotary and Mission Systems, 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. Lockheed Martin values your skills, training, and education. As a program security professional at Lockheed Martin, you'll be part of a team that's shaping the future of national security and defense. You'll have the opportunity to work on complex and challenging projects that require expertise in security and compliance. You'll collaborate with cross-functional teams to ensure the secure development, production, and deployment of our products and services. Your contributions will help protect sensitive information and critical assets and support the success of our customers and partners. The Work: Duties will include but are not limited to: Program Security Representative is a critical...
Lockheed Martin
Mar 05, 2026
Personnel Security Representative
Lockheed Martin Littleton, CO, USA
Description: Top Secret/SCI clearance required with ability to pass a Polygraph. Lockheed Martin is seeking an experienced Personnel Security Representative Sr. to join our Personnel Security team within our Space organization. You will be responsible for submission of SAP nominations, adverse and foreign travel reporting, focusing on delivering exceptional service to our SAP customers and Lockheed Martin Program management. You will also be instrumental in identifying areas for process improvement and automation, leveraging your technical expertise to implement innovative solutions and enhance the overall efficiency of our personnel security operations. Additional responsibilities include: • Process and submit Foreign Travel and Pre-Screening Questionnaire (PSQ) templates to customers to aid in the support of timely reporting mandates set by the customer(s). • Become a SME (Subject Matter Expert) on Adverse Reporting for various customers. Aid Lockheed Martin employees in...
Lockheed Martin
Jan 20, 2026
Sr Contracts Analyst (TS Clearance Required )
Lockheed Martin Littleton, CO, USA
Description:  What is it like to work in contracts at Lockheed Martin? 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. What does this role look...
Lockheed Martin
Jan 13, 2026
Mechanical Dynamics Analysis Associate Manager
Lockheed Martin Littleton, CO, USA
Description: Job Description : The coolest job 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 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. Be a part of a cutting edge analysis team for missiles and spacecraft systems! Join us as an associate manager in the structural dynamics team! In your role as an Associate Manager in the Structural Analysis Department, your primary focus will be to ensure the...
Lockheed Martin
Mar 11, 2026
Missile Performance Simulation Engineer
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. As a Missile Performance Simulation Engineer you will work with a team of engineers in...
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 10, 2026
Missile Performance Simulation Engineer
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. As a Missile Performance Simulation Engineer you will work with a team of engineers in...
Lockheed Martin
Mar 10, 2026
Space Vehicle System Test Engineer, Staff
Lockheed Martin Littleton, CO, USA
Description: The coolest jobs on this planet… or any other… are with Lockheed Martin Space. 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 single day we use our skills and experiences to create, design and build solutions to some of the worlds’ hardest engineering problems. Do you want to join a team where employees envision the impossible, perform with excellence and build incredible products? What are Space Protection Programs (SPP)? When you join SPP you will be part of one of the most innovative and fastest moving organizations in Space. Come help build end-to-end Space Security Systems and utilize our cutting-edge capabilities to assure the security and health of our nation’s space assets. We push the boundary of what gets done in space. Come be one of the people playing a critical role to defeat the enemies of freedom. We are seeking Space Vehicle Test Engineers to work...
Lockheed Martin
Mar 10, 2026
Space Vehicle Test Engineer, Sr.
Lockheed Martin Littleton, CO, USA
Description: The coolest jobs on this planet… or any other… are with Lockheed Martin Space. 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 single day we use our skills and experiences to create, design and build solutions to some of the worlds’ hardest engineering problems. Do you want to join a team where employees envision the impossible, perform with excellence and build incredible products? What are Space Protection Programs (SPP)? When you join SPP you will be part of one of the most innovative and fastest moving organizations in Space. Come help build end-to-end Space Security Systems and utilize our cutting-edge capabilities to assure the security and health of our nation’s space assets. We push the boundary of what gets done in space. Come be one of the people playing a critical role to defeat the enemies of freedom. We are seeking a Space Vehicle Test Engineer to work...
Lockheed Martin
Mar 10, 2026
Missile Thermal Engineer, Senior
Lockheed Martin Littleton, CO, USA
Description: "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 As a Thermal Engineer on the Flight Sciences Enterprise Thermal...
Lockheed Martin
Mar 05, 2026
Dynamics and Technical Lead - Acoustics Mechanical Engineering
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. Become a valued member of the Loads & Dynamics central function organization! In...
Lockheed Martin
Feb 27, 2026
Cable Tech and PDS Engineer, Senior / TS/SCI / 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. Candidate will be the lead responsible for campus wide Protected Distributions Systems (PDS). Candidate will work directly with Lockheed Martin Facilities, Network infrastructure and Physical Security personnel to gather requirements, to engineer changes, and to maintain documentation of the campus PDS. Additionally, the candidate will assume other Networking responsibilities. This individual will be part of a small networking team supporting a variety of classified areas and networks. LM Space classified copper and fiber infrastructure supporting numerous programs. The candidate will be responsible for the management, maintenance, and tracking of the classified cable infrastructure. This includes managing new cable infrastructure projects. An active TS/SCI and Polygraph is required. After-hours support and non-standard work...
Lockheed Martin
Feb 20, 2026
Contractor Special Security Officer, Business Development
Lockheed Martin Littleton, CO, USA
Description: This position requires TS/SCI clearance. The Business Development Security Representative will spearhead new business pursuits for Lockheed Martin’s Space Special Access Programs (SAP). Partnering with enterprise strategy teams, this role aligns capture priorities across the corporation, blends visionary thinking with strong business development expertise, and orchestrates complex multi customer engagements while ensuring rigorous security compliance. Responsibilities include: - Lead SAP new business capture efforts; identify and qualify opportunities with U.S. Government customers. - Serves as a Contractor Special Security Officer (CSSO). - Works closely with U. S. Government customers to seek contract execution approvals and seeks security rulings or deviations. - Collaborate with corporate strategy groups to synchronize pursuit priorities and market positioning. - Draft and present business proposals, security rulings, and deviation requests to customers and...
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 04, 2026
Propulsion Engineer
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. In this role you will be responsible for design activities, including requirements...
Lockheed Martin
Jan 30, 2026
Dynamics Structural Analyst Senior
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 Loads & Dynamics Team is seeking a Mechanical Engineer - Structural Dynamics...
Lockheed Martin
Jan 16, 2026
Systems Engineering - Mission Thread Lead
Lockheed Martin Littleton, CO, USA
Description: Protecting what matters most is the mission that matters most. The Conventional Prompt Strike (CPS) program offers challenging and unique career opportunities, working across the full development lifecycle, and resulting in fielding advanced hypersonic weapon systems to the warfighter. Learn more about our Hypersonic Solutions . As the Systems Engineer - Mission Thread Lead you will build relationships across the program and with our national partners to meet all critical program milestones and ensure clean handoffs. Additionally, you will be responsible for maintaining and adjusting the detailed plan coordinating the multiple teams, and to facilitate discussions and problem resolution and issues or gaps are discovered. What does this role look like? • Work with IPT Senior Managers and Program Executives to translate the long-range plans into a synchronized execution roadmap • Develop strong working relationships with the larger systems team,...
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