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218 security clearance jobs found

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LMI
Jun 07, 2026
Policy and Security Cooperation Advisor - Clearance Required
LMI Arlington, VA
Overview LMI is seeking a skilled Policy and Security Cooperation (SC) Advisor at a customer site in the Washington, DC area. A successful candidate will demonstrate competency in project execution, leadership critical thinking, and relationship management, while upholding the highest standard of ethical behavior.   This position requires you to be at the Pentagon 3-4 days a week.   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 federal agencies at commercial speed.     Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy...
LMI
Jun 26, 2026
Sr. Corporate Counsel, Technology & IP
LMI Tysons, VA
Overview LMI is seeking a technology focused, business-minded attorney with commercial technology and government contracting experience to join its dynamic Law Department at a pivotal moment in our business. This position will report to LMI’s General Counsel and will serve as the primary legal advisor and deal expert to our CTO organization responsible for developing and bringing commercial technology solutions to the federal marketplace that drive revenue growth and serve critical federal missions.     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 federal agencies at commercial speed.  Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and...
Lockheed Martin
Jun 25, 2026
System Integration Engineer
Lockheed Martin Manassas, VA
Description: Who we are Lockheed Martin is a global leader in aerospace, defense, and technology solutions. Our Manassas campus is a thriving center of engineering expertise, fostering a culture that encourages creativity, excellence, and the creation of exceptional products. Our team is made up of dedicated professionals who are passionate about pushing the boundaries of what's possible. The Work The RMS team in Manassas is looking for a Software Integrator for the Integrated Common Processor (ICP) program. The ICP program provides a common Integrated Undersea Surveillance Systems (IUSS) signal processing and display system software and hardware suite for the US Navy. Work with our team as we develop and deliver new tools and updates to our Navy customer. As an Integration Engineer you will: • Maintain system uptime and ensure continuous availability of all platform components. • Diagnose and resolve hardware, software, and system level issues promptly. • Deploy,...
Lockheed Martin
Jun 25, 2026
Senior Cost Engineer & Data Analyst
Lockheed Martin Herndon, VA
Description: 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 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. The Predictive Analytics and Cost Engineering (PACE) team is a data science and analytics team that combines technical engineering attributes and financial information to create data-driven cost estimates for program capture and support. The PACE team collects, normalizes and maps data to a standard work breakdown structure (WBS) to perform data analytics for internal and external customer support and...
LMI
Jun 25, 2026
Product Manager, Supply Chain Risk Management
LMI Tysons, VA
Overview LMI is seeking a Product Manager to lead strategy, execution, stakeholder alignment, and user success activities for an enterprise Supply Chain Risk Management platform that supports supply chain visibility, analytics, and decision support across complex organizations. This role is responsible for translating mission and user needs into product direction, managing priorities across data, development, and analytic workstreams, and ensuring the platform delivers scalable capabilities that support both enterprise objectives and customer-specific use cases. The ideal candidate brings deep experience delivering mission software through balanced agile teams in government or defense environments, with the technical judgment to guide modern platform development from concept through production deployment.   LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and...
LMI
Jun 25, 2026
Lead Technical Advisor - Clearance Required
LMI Fort Belvoir, VA
Overview The Lead Technical Advisor will play a pivotal role in the successful implementation of a modernization effort for a key US Army client. This position requires a seasoned professional with a deep understanding of cloud technologies, Army standards, and the ability to coordinate development efforts to ensure alignment with Army requirements and capabilities. The Lead Technical Advisor will   be required   to connect deep technical implementations with high-level, non-technical leadership to connect solutions to mission requirements while moving fast,   building   and deploying while communicating, driving consensus,   team building   and owning an end-to-end solution process with our client.  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 federal agencies at...
Lockheed Martin
Jun 24, 2026
Generative AI Deployment Engineer
Lockheed Martin Manassas, VA
Description: WHAT WE’RE DOING At Lockheed Martin, we're at the forefront of cutting-edge technology and innovation. Our campus in Manassas, Virginia is a hub for engineering excellence, where we tackle some of the world's most challenging engineering problems. We pride ourselves on our culture of creativity, excellence, and product innovation. THE WORK In this exciting role, you will have the opportunity to collaborate with industry-leading design professionals and contribute to groundbreaking projects. Be a part of the Lockheed Martin Rotary and Mission Systems (RMS) Artificial Intelligence (AI) team. Work with our team as we develop cutting edge tools for our Navy customer through the integration of Artificial Intelligence and Machine Learning capabilities into tactical systems. In this position you will be responsible for: • Development and integration of Generative AI tools into tactical and development systems • Interfacing with developers, program leadership, and...
Lockheed Martin
Jun 24, 2026
Software Engineer Senior
Lockheed Martin Herndon, VA
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 GEOINT Collection neXt (GCX) Program is a 7-year contract awarded to Lockheed Martin,...
Lockheed Martin
Jun 24, 2026
DevOps Software Engineer
Lockheed Martin Manassas, VA
Description: Who we are Lockheed Martin is a global leader in aerospace, defense, and technology solutions. Our Manassas campus is a thriving center of engineering expertise, fostering a culture that encourages creativity, excellence, and the creation of exceptional products. Our team is made up of dedicated professionals who are passionate about pushing the boundaries of what's possible. What We’re Doing At Lockheed Martin, we're at the forefront of cutting-edge technology and innovation. Our campus in Manassas, Virginia is a hub for engineering excellence, where we tackle some of the world's most challenging engineering problems. We pride ourselves on our culture of creativity, excellence, and product innovation. The Work Lockheed Martin Rotary & Mission Systems is seeking a full-time DevOps Software Developer. In this role, you will perform tasks supporting Navy programs. The successful candidate will have experience with CI/CD pipelines, Kubernetes, software...
Lockheed Martin
Jun 24, 2026
Signal/Image Process Engineer, Sr
Lockheed Martin Manassas, VA
Description: Who we are Lockheed Martin is a global leader in aerospace, defense, and technology solutions. Our Manassas campus is a thriving center of engineering expertise, fostering a culture that encourages creativity, excellence, and the creation of exceptional products. Our team is made up of dedicated professionals who are passionate about pushing the boundaries of what's possible. What We’re Doing At Lockheed Martin Rotary & 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. Come and experience your future! Will work in teams to develop embedded software in support of US Navy's sonar and anti-submarine warfare mission. Will develop models and algorithms in MATLAB and C/C++ to enhance and augment the sonar and other auxiliary...
Lockheed Martin
Jun 24, 2026
Software Engineer Sr
Lockheed Martin Herndon, VA
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's Paragon Program is seeking a talented level 3 Software Engineer with a TS clearance to work from either our King of Prussia, PA or Herndon, VA location(s) . This is an EARLY-MID CAREER (level 3) ROLE where candidates typically require 3+ years of experience and a...
Lockheed Martin
Jun 24, 2026
Deployment Field Service Representative (Ship Rider / FSR) - Level 4
Lockheed Martin Virginia Beach, VA
Description: You will be Deployment Field Service Representative (Ship Rider / FSR) - Level 4. In this position you will serve as shipboard FSR, as the face and voice of Lockheed Martin side by side with the customer. In this position, you are the Subject Matter Expert for everything related to the F-35 supply chain and logistics in the field. You will embed with U.S. Navy/Marine Corps aviation units aboard ships, providing advanced technical expertise, troubleshooting, and hands on supply support for our aircraft systems. This role demands a high degree of flexibility, adaptability, and a strong customer focus while living and working in a maritime environment for extended periods. What You Will Be Doing As a Deployment Field Service Representative (Ship Rider / FSR) - Level 4, you will identify customer's system needs and respond to requests for proposals; performs feasibility and performance studies, including benchmarking, capacity planning, etc. You will develop...
Lockheed Martin
Jun 24, 2026
Logistics Management - USSOCOM - Top Secret Clearance - Arlington, VA
Lockheed Martin Arlington, VA
Description: Lockheed Martin’s SOF GLSS Team, the leading provider of a wide range of tailored logistics, maintenance and sustainment services is seeking a Logistics Management Analyst to join the SOF GLSS team in Arlington, VA. The candidate will perform classified duties supporting multiple Special Operations groups. What You Will Be Doing As the Logistics Management Analyst your responsibilities will include but are not limited to: • Perform property management activities including but not limited to receiving, posting, issue, disposal, and any other life cycle sustainment activities in support of the task order. • Maintain loose issue and bulk storage areas organized by location, NSN, serviceability and accurate counts. Issue equipment to individuals, units, or activities. Perform perpetual inventories upon issue and biweekly inventory counts for ordering purposes. Perform inventories quarterly and annually or as directed by Accountable Property Officer (APO). •...
Lockheed Martin
Jun 24, 2026
Software Engineer
Lockheed Martin Manassas, VA
Description: Who We Are Lockheed Martin is a global leader in aerospace, defense, and technology solutions. Our Manassas campus is a thriving center of engineering expertise, fostering a culture that encourages creativity, excellence, and the creation of exceptional products. Our team is made up of dedicated professionals who are passionate about pushing the boundaries of what's possible. What We’re Doing At Lockheed Martin, we're at the forefront of cutting-edge technology and innovation. Our campus in Manassas, Virginia is a hub for engineering excellence, where we tackle some of the world's most challenging engineering problems. We pride ourselves on our culture of creativity, excellence, and product innovation. The Work Lockheed Martin Rotary & Mission Systems is seeking a full-time Software Engineer. In this role, you will perform software development tasks supporting Navy programs. The successful candidate will have experience and knowledge of coding in Java/C++...
Lockheed Martin
Jun 24, 2026
Software Engineer (Software Defined Storage)
Lockheed Martin Manassas, VA
Description: Who we are Lockheed Martin is a global leader in aerospace, defense, and technology solutions. Our Manassas campus is a thriving center of engineering expertise, fostering a culture that encourages creativity, excellence, and the creation of exceptional products. Our team is made up of dedicated professionals who are passionate about pushing the boundaries of what's possible. What We’re Doing At Lockheed Martin, we're at the forefront of cutting-edge technology and innovation. Our campus in Manassas, Virginia is a hub for engineering excellence, where we tackle some of the world's most challenging engineering problems. We pride ourselves on our culture of creativity, excellence, and product innovation. The Work Lockheed Martin Rotary & Mission Systems is seeking a full-time Software Engineer. In this role, you will perform software development tasks supporting Navy programs. The successful candidate will have experience and knowledge of coding in C++,...
Lockheed Martin
Jun 24, 2026
Software Engineer (Software Defined Storage)
Lockheed Martin Manassas, VA
Description: Who we are Lockheed Martin is a global leader in aerospace, defense, and technology solutions. Our Manassas campus is a thriving center of engineering expertise, fostering a culture that encourages creativity, excellence, and the creation of exceptional products. Our team is made up of dedicated professionals who are passionate about pushing the boundaries of what's possible. What We’re Doing At Lockheed Martin, we're at the forefront of cutting-edge technology and innovation. Our campus in Manassas, Virginia is a hub for engineering excellence, where we tackle some of the world's most challenging engineering problems. We pride ourselves on our culture of creativity, excellence, and product innovation. The Work Lockheed Martin Rotary & Mission Systems is seeking a full-time Software Engineer. In this role, you will perform software development tasks supporting Navy programs. The successful candidate will have experience and knowledge of coding in C++,...
Lockheed Martin
Jun 24, 2026
Strategic Deterrence Programs Director
Lockheed Martin Arlington, VA
Description: The Lockheed Martin Government Affairs (LMGA) Strategic Deterrence Programs Director supports all LM Business Areas as needed and must have extensive strategic deterrent mission experience for this role. This Director reports into the LMGA Strategic, Space, Missile Defense, and Technology (SSMT) Vice President and will lead the Strategic Deterrence mission portfolio. The Strategic Deterrence team currently has team members in Crystal City, VA, Omaha, NE, Valley Forge, PA, Albuquerque, NM, Layton, UT, & Bossier City, LA. The LMGA Strategic Deterrence Programs Director leads an integrated customer facing capability for the long-term growth of Lockheed Martin programs contributing to U.S. strategic deterrence. Program examples include Fleet Ballistic Missile (FBM), Intercontinental Ballistic Missile (ICBM), Bomber Operations, Conventional and Nuclear Integration (CNI), Long Range Strike, Theater Nuclear Forces (TNF), and Nuclear Command, Control and Communications...
LMI
Jun 24, 2026
Senior Capture Manager - Defense Market
LMI Tysons, VA
Overview LMI is seeking a highly experienced  Senior Capture Manager  to drive growth and capture initiatives within the  Defense Market . In this role, you will leverage LMI’s capabilities, talent, and resources to develop innovative solutions that address the nation's most complex challenges. We are looking for a strategic thinker who can align business objectives to craft winning strategies, develop proposal artifacts, guide technical solutions, and lead diverse teams. Expertise in price-to-win methodologies and a focus on increasing our Probability of Win (PWIN) within the Defense market.   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 federal agencies at commercial speed. Leveraging our mission-ready technology and solutions, proven expertise in federal...
LMI
Jun 22, 2026
Contracts and Acquisition Specialist - Clearance Required
LMI Fort Gregg-Adams, VA
Overview LMI seeks a Contract and Acquisition Specialist who will work on-site 5 days a week at the client organization located at Fort Lee, V irginia. The Contracts and Acquisition Specialist will provide subject matter expertise in the federal acquisition process and Federal Acquisition Regulations (FAR), acquisition and contract planning and preparation, procurement strategies, contract management, and acquisition/contract documentation support and tracking, software procurement and Licensing Management. Further responsibilities include responding to internal taskers as needed, attending meetings to represent the Program Management Office as the point of contact, and responding to client requests regarding Contracting and Acquisition Information. 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...
LMI
Jun 22, 2026
Security Specialist (A&S Security) - TS/SCI required
LMI Arlington, VA
Overview LMI is seeking a Security Specialist who will provide security administrative expertise for our government customer in specialties such as Physical, Information, and Industrial Security. The position will be primarily located at the Pentagon. This position requires an Active TS/SCI clearance.     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 federal agencies at commercial speed. Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors—helping agencies navigate complexity and outpace change. Headquartered in Tysons,...
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