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24 senior software developer jobs found

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Security Clearance United States senior software developer
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LMI
Aug 07, 2026
Senior Data Engineer/Software Developer - Clearance
LMI Newport News, VA
Overview The Senior Data Engineer/Software Developer is a full-time position that will lead the technical implementation for of one of our clients Lifecycle Management Systems. Position is responsible for the end-to-end development of the LMS ecosystem directly working with military stakeholders, logistics experts, and government engineers to ingest complex data streams, build a dynamic operational ontology, and construct role-specific user interfaces This role requires strong software development experience, analytical reasoning and quantitative skills, the ability to work collaboratively with senior and mid-level developers and subject matter experts, and the capacity to present findings clearly to senior DoD leaders and stakeholders.   Position is fully in-person at client site located on Langley Air Force Base. VA.   LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed....
Lockheed Martin
May 27, 2026
Senior Full Stack Java Software Engineer - Clearance Required
Lockheed Martin MD
Description: This position is participating in our External Referral Program . If you know somebody who may be a fit, click here to submit a referral. If your referral is hired, you'll receive a payment! code-extrefer Senior Full Stack Java Software Engineer - Clearance Required WHAT WE'RE DOING • Join Lockheed Martin Rotary and Mission Systems, Cyber & Intelligence, where we foster innovation and integrity. • As a Senior Full Stack Software Engineer, you'll be empowered to create "new realities" and pioneer solutions that break boundaries. • Benefit from the support of a global technology leader that values innovative thinking and provides the resources to turn ideas into reality. • Build on our proud legacy of achievement and contribute to shaping the future of aerospace, defense, and security solutions. THE WORK TKO provides systems engineering, software development, data science and cloud development and engineering services to the Cyber Infrastructure...
Lockheed Martin
Jul 02, 2026
C2 Software Engineer Sr. (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. Within LM Space, the Trinity Program is looking for a highly motivated individual to join...
Lockheed Martin
Jul 02, 2026
MP Software 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 Trinity Program is looking for a highly motivated individual to join...
Lockheed Martin
Jul 02, 2026
Lead Electrical Power Engineer
Lockheed Martin Moorestown, NJ
Description: What We're Doing Lockheed Martin is shaping the future of defense through cutting edge radar and missile defense technologies, and we want you to help write the next chapter. As the premier developer of active electronically scanned array (AESA) radars and integrated air and missile defense solutions for the U.S. military, our allies, and more than 45 nations worldwide, we deliver world class situational awareness, early warning, and kill assessment capabilities in the most demanding environments. Join a global team of 35 000 engineers, software developers, and cyber experts who turn complex challenges into reliable, next generation systems that keep warfighters ahead of emerging threats. Your talent will power everything from space domain awareness to ground based radar testbeds, ensuring the safety of today’s forces and the security of tomorrow’s world. The Work Successful can will: The Level 4 Power Systems Engineer is a senior technical contributor...
Lockheed Martin
Jul 02, 2026
DevSecOps Engineer, Sr. - Embedded, Grand Prairie, TX
Lockheed Martin Grand Prairie, TX
Description: Lockheed Martin is a global security and aerospace company that employs approximately 114,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services. Lockheed Martin Missiles and Fire Control (MFC) is one of four Lockheed Martin business areas. MFC is a recognized designer, developer and manufacturer of precision engagement aerospace and defense systems for the U.S. and allied militaries. MFC develops, manufactures and supports advanced products for military customers that include the U.S. Army, Navy, Air Force, Marine Corps, NASA and dozens of foreign allies. MFC also offers a wide range of products and services for the global civil nuclear power industry and the military’s green power initiatives. As a Senior Software Engineer at MFC, you will join one of the largest networks of software professionals, implementing cutting edge technologies...
Lockheed Martin
Jun 25, 2026
Software Engineer with Poly SR SWE1
Lockheed Martin MD
Description: THE WORK This senior role fosters collaboration with other senior engineers for the development of advanced data analytics solutions and agile development projects in support of a high-visibility mission. This position involves providing technical leadership and guidance on data analytics and agile development projects, as well as collaborating with cross-functional teams to drive mission objectives. WHO WE ARE At Lockheed Martin, we're a leading aerospace and defense company that's shaping the future of cyber and intelligence. We're committed to innovating at the Edge: Harnessing the latest advancements in cyber, artificial intelligence, and machine learning to stay ahead of emerging threats and opportunities. This Program is seeking a full stack software engineer to develop, maintain and enhance complex and diverse software systems supporting Analytic Missions. This Program has a robust process to ensure quality of products. The process includes DAT,...
Lockheed Martin
Jun 09, 2026
Linux CNO Software Engineer
Lockheed Martin Herndon, VA
Description: As a leader in defense technology cybersecurity. Lockheed Martin designs innovative, custom fit capabilities that strengthen both offensive and defensive cyber operations for customer missions. We are seeking Cyber Network Operations (CNO) Linux Developers who want to solve technical challenges and build tools used in real-world applications. Why the CNO Developer role at Lockheed Martin Space: Mission critical impact: Develop state-of-the-art tools and platforms that help our customers to gather intelligence, protect critical infrastructure and outpace evolving threats. Technical expertise: Apply your deep knowledge in traditional computing (Windows/Linux/MacOS), mobile technology (Android/iOS), wireless technology, IoT, ICS/SCADA, enterprise technologies, and special-purpose embedded and real-time systems. Innovation lab environment: Work closely with a collaborative, multidisciplinary team and have direct access to senior cyber strategy...
Lockheed Martin
May 29, 2026
UI / Mission Planning Software Engineer, Senior / C++ - Orlando, FL
Lockheed Martin Orlando, FL
Description: You will be a Senior Software Engineer on our team at Lockheed Martin. Lockheed Martin is a global security and aerospace company that employs approximately 114,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services. Lockheed Martin Missiles and Fire Control (MFC) is one of four Lockheed Martin business areas. MFC is a recognized designer, developer and manufacturer of precision engagement aerospace and defense systems for the U.S. and allied militaries. MFC develops, manufactures and supports advanced products for military customers that include the U.S. Army, Navy, Air Force, Marine Corps, NASA and dozens of foreign allies. MFC also offers a wide range of products and services for the global civil nuclear power industry and the military’s green power initiatives. What You Will Be Doing The role will require and focus on building...
Lockheed Martin
May 29, 2026
Sr RF Engineer
Lockheed Martin Liverpool, NY
Description: What We're Doing Lockheed Martin is shaping the future of defense through cutting edge radar and missile defense technologies, and we want you to help write the next chapter. As the premier developer of active electronically scanned array (AESA) radars and integrated air and missile defense solutions for the U.S. military, our allies, and more than 45 nations worldwide, we deliver world class situational awareness, early warning, and kill assessment capabilities in the most demanding environments. Join a global team of 35 000 engineers, software developers, and cyber experts who turn complex challenges into reliable, next generation systems that keep warfighters ahead of emerging threats. Your talent will power everything from space domain awareness to ground based radar testbeds, ensuring the safety of today’s forces and the security of tomorrow’s world. The Work Successful can will: • Responsible for research, design and development of RF transmitters and...
Lockheed Martin
May 29, 2026
Software Engineer Sr. - (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.  Within LM Space, the Fishhooks Program is looking for a highly motivated individual...
LMI
Aug 21, 2026
Full time
Full Stack Software Engineer - Clearance Required
LMI San Diego, CA
Overview LMI is seeking a Senior Full Stack Software Engineer to support a Department of War mission partner on a digital modernization effort. This role sustains and modernizes government-owned business applications built on the Microsoft technology stack, keeping mission-critical .NET applications running reliably while helping re-engineer and migrate them into a secure AWS GovCloud environment. The engineer will work across the full stack, from SQL Server data layers to React front ends, within a DevSecOps pipeline. This is a largely remote position; however, candidates must reside in the vicinity of San Diego, CA to support periodic onsite collaboration.   This position requires an active Secret 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...
LMI
Aug 05, 2026
Data Scientist - Clearance Required
LMI NC
Overview LMI is seeking a Data Scientist to support a Special Operations Command (SOCOM) mission partner with advanced analytics, predictive modeling, natural language processing, and artificial intelligence and machine learning (AI/ML) product development. The Data Scientist will analyze complex historical and operational datasets, convert data into machine-learning-ready formats, identify trends and predictive features, develop and validate statistical and machine learning models, and provide decision-quality insights that support resource forecasting, operational planning, and modernization. This position will work as part of a cross-functional data science product team to develop, integrate, govern, sustain, and document mission-relevant applications, dashboards, models, and research products. LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes...
Lockheed Martin
Jul 16, 2026
Systems Architect - Secret Clearance
Lockheed Martin Colorado Springs, CO
Description: What We’re Doing Our team, the Command and Control, Battle Management and Communications (C2BMC) team at Lockheed Martin, is dedicated to engineering, developing, and integrating new capabilities for the Missile Defense System that protects the United States and its allies. While we are part of a large organization, we operate within smaller, agile teams in a fast-paced, dynamic environment. Our responsibilities include Sensor/Weapon Integration, Algorithm Development, User Interface Development, Automated Testing, Cyber Security, and enhancing critical missile defense technologies. The Work C2BMC is a dynamic and exciting program in the Missile Defense and Space mission areas. C2BMC has had a long history of providing solutions to the Missile Defense Agency and continues to be contracted to provide new and innovative solutions to both of these missions. Candidate will be part of an integrated architecture & systems engineering team, on a multi-company...
Lockheed Martin
Jul 15, 2026
Cyber Architect Senior Staff (Level V)
Lockheed Martin Littleton, CO
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. For over 70 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s mission to provide affordable and credible strategic defense. We offer unique career...
Lockheed Martin
Jun 25, 2026
SE&V Hardware Engineer - Secret Clearance
Lockheed Martin Colorado Springs, CO
Description: What We’re Doing Our team, the Command and Control, Battle Management and Communications (C2BMC) team at Lockheed Martin, is dedicated to engineering, developing, and integrating new capabilities for the Missile Defense System that protects the United States and its allies. While we are part of a large organization, we operate within smaller, agile teams in a fast-paced, dynamic environment. Our responsibilities include Sensor/Weapon Integration, Algorithm Development, User Interface Development, Automated Testing, Cyber Security, and enhancing critical missile defense technologies. The Work This position will perform some or all of the following duties, concentrating on early-phase (concept, requirements, and design) activities of the Systems-Engineering Development Lifecycle: Member of the Systems Engineering & Verification (SE&V) Resource Management Area (RMA). This role is supports working design and development of the hardware design, network and...
Lockheed Martin
Jun 24, 2026
Global Systems and Software Architect - Top Secret
Lockheed Martin Colorado Springs, CO
Description: What We’re Doing Our team, the Command and Control, Battle Management and Communications (C2BMC) team at Lockheed Martin, is dedicated to engineering, developing, and integrating new capabilities for the Missile Defense System that protects the United States and its allies. While we are part of a large organization, we operate within smaller, agile teams in a fast-paced, dynamic environment. Our responsibilities include Sensor/Weapon Integration, Algorithm Development, User Interface Development, Automated Testing, Cyber Security, and enhancing critical missile defense technologies. The Work C2BMC is a dynamic and exciting program in the Missile Defense and Space mission areas. C2BMC has had a long history of providing solutions to the Missile Defense Agency and continues to be contracted to provide new and innovative solutions to both of these missions. Candidate will be part of an integrated architecture & systems engineering team, on a multi-company...
Lockheed Martin
Jun 19, 2026
Solutions Architecture Product Owner (Secret Clearance)
Lockheed Martin Colorado Springs, CO
Description: WHAT WE'RE DOING Our team, the Command and Control, Battle Management and Communications (C2BMC) team at Lockheed Martin, is dedicated to engineering, developing, and integrating new capabilities for the Missile Defense System that protects the United States and its allies. While we are part of a large organization, we operate within smaller, agile teams in a fast-paced, dynamic environment. Our responsibilities include Sensor/Weapon Integration, Algorithm Development, User Interface Development, Automated Testing, Cyber Security, and enhancing critical missile defense technologies. THE WORK The role sits at the heart of an integrated solutions architecture and systems engineering effort, working on a multi company team to define the operational, physical, functional, and technical architectures that will shape an evolving C2BMC (Command, Control, Battle Management, and Communications) capability. As the product owner for the architecture, you will own the...
General Dynamics Mission Systems, Inc
Jun 05, 2026
Engineering Program Manager
General Dynamics Mission Systems, Inc Bloomington, MN
Basic Qualifications Education Requirements : Requires a Bachelor’s degree in Engineering, or a related Science, Technology or Mathematics field. Also requires 5+ years of job-related experience, or a Master's degree plus 3 years of job-related experience.   Clearance Requirements: Ability to obtain a Department of Defense Secret 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 General Dynamics Mission Systems has a need for a Senior Engineering Program Manager located in Bloomington, MN.   Duties and Tasks: Leads the planning and ensures monitoring and control for assigned development programs Responsible for Cost, Schedule, and Technical...
General Dynamics Mission Systems, Inc
Jun 04, 2026
Engineering Program Manager
General Dynamics Mission Systems, Inc Bloomington, MN
Basic Qualifications Education Requirements : Requires a Bachelor’s degree in Engineering, or a related Science, Technology or Mathematics field. Also requires 8+ years of job-related experience, or a Master's degree plus 6 years of job-related experience.< /p>   Clearance Requirements: Ability to obtain a Department of Defense Secret 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 General Dynamics Mission Systems has a need for a Senior Engineering Program Manager located in Bloomington, MN.   Duties and Tasks: Leads the planning and ensures monitoring and control for assigned development programs Responsible for Cost, Schedule, and...
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