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109 software developer jobs found

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Southeastern Computer Consultants, Inc. (SCCI)
Mar 26, 2026
Senior Software Developer
Southeastern Computer Consultants, Inc. (SCCI) VA
Overview SCCI is currently seeking a Senior Software Developer to join our team! In this position you will work in a newly established R&D department focused on delivering next-generation autonomous systems and immersive training solutions for defense and government customers. This role demands deep expertise in applied machine learning, with a direct hand in prototyping and fielding AI-driven capabilities that address real operational requirements. The ideal candidate brings a proven track record of translating complex ML concepts into working systems within the constraints of defense hardware, software, and security environments. If you are motivated by mission-critical impact and the challenge of building at the edge of what is possible, we want to hear from you! This position is located in Dahlgren, VA . SCCI offers a comprehensive and competitive benefits package including Health, Dental, Vision, Life and Disability benefits, 401k with Company Match, time off...
SAIC
Mar 11, 2026
ServiceNow Software Developer
SAIC VA
Description Make a difference for national security by joining a team of dedicated IT professionals who will sustain, modernize and transform the enterprise IT capabilities for the Defense Counterintelligence and Security Agency (DCSA). The Air Force, Space and Intelligence Business Group (AFSI) of SAIC is seeking a ServiceNow Software Developer Senior to support a transformational infrastructure program for DCSA. SAIC is proud to be supporting DCSA in safeguarding our nation's information. DCSA is the designated oversight authority on the accreditation of classified facilities, information systems, and the insider threat program. This involves security oversight of more than 10,000 companies and approximately 13,000 facilities involved in classified work throughout the DoD and 31 Federal agencies. Specifically, on the DCSA One IT program, SAIC will provide an enterprise IT solution that delivers highly secured and adaptable IT infrastructure, provides customer support,...
LMI
Mar 02, 2026
Software Developer - TS/SCI with Polygraph Required
LMI McLean, VA
Overview LMI is seeking a skilled Forward Deployed Engineer in the Washington, DC region to join one of our M&S customer development teams. Successful Forward Deployed Engineers demonstrate competency in integrating advanced technologies into existing business processes, building new functionality, ensuring successful software development, analysis, or deployments, and working closely with customers. This role requires a combination of technical skills, strong communication, and the ability to quickly turn ideas into production caliber code. This role will work as part of the Sales Engineering team and engage directly with customers on-site, in a hybrid format, or remotely, as required by each customer including the potential for occasional short-term travel to customer locations across the United States. Responsibilities This is a 100% remote role with quarterly travel for in person team planning and collaboration events....
LMI
Jan 21, 2026
Modeling & Simulation Software Developer
LMI Remote, UNAVAILABLE
Overview LMI is seeking a skilled Forward Deployed Engineer in the Washington, DC region to join one of our Modeling & Simulation customer development teams. Successful Forward Deployed Engineers demonstrate competency in integrating advanced technologies into existing business processes, building new functionality, ensuring successful software development, analysis, or deployments, and working closely with customers. This role requires a combination of technical skills, strong communication, and the ability to quickly turn ideas into production caliber code. This role will work as part of the Sales Engineering team and engage directly with customers on-site, in a hybrid format, or remotely, as required by each customer including the potential for occasional short-term travel to customer locations across the United States. This is a 100% remote role with quarterly travel for in person team planning and collaboration events. This position requires an...
Lockheed Martin
Jan 07, 2026
** Expert CNO Software Developer
Lockheed Martin MD
Description: The Work: A Senior Expert CNO Software Engineer does work that requires a highly skilled individual with expertise in computer network operations, programming, and analysis. Key responsibilities include designing, developing, and testing software applications, as well as analyzing and troubleshooting complex computer networks. Ideally you'll have experience with programming languages such as Java, C++, and Python, as well as knowledge of computer network protocols and architectures. What We’re Doing: Lockheed Martin, Cyber & Intelligence invites you to step up to one of today’s most daunting challenges: the use of advanced electronics to undermine our way of life. You’ll develop innovative offensive cyber capabilities that help protect the nation and the world. Cyber | Lockheed Martin Who we are: Ready to make a real impact in the world of cybersecurity? Join Lockheed Martin Cyber & Intelligence's Offensive Cyber community and be at the forefront...
SAIC
Apr 22, 2026
ServiceNow Developer
SAIC VA
Description SAIC is seeking a skilled and motivated ServiceNow Developer to join our team in support of an enterprise IT environment. The primary focus of this role is on the design, development, implementation, and enhancement of ServiceNow workflows and capabilities to address complex business and operational needs. The successful candidate will be responsible for developing custom modules, maintaining platform configurations, integrating ServiceNow with other enterprise systems, and ensuring adherence to best practices and security standards. This role involves collaboration with cross-functional teams, including stakeholders, system administrators, and process owners, to design scalable solutions that improve business processes, enable automation, and enhance operational efficiency. The ServiceNow Developer will work in a fast-paced, mission-critical environment to deliver innovative solutions that align with organizational goals. All work must be performed on-site in...
SAIC
Apr 22, 2026
Senior ServiceNow Developer
SAIC VA
Description SAIC is seeking a skilled and motivated Senior ServiceNow Developer to join our team in support of an enterprise IT environment. The primary focus of this role is on the design, development, implementation, and enhancement of ServiceNow workflows and capabilities to address complex business and operational needs. The successful candidate will be responsible for developing custom modules, maintaining platform configurations, integrating ServiceNow with other enterprise systems, and ensuring adherence to best practices and security standards. This role involves collaboration with cross-functional teams, including stakeholders, system administrators, and process owners, to design scalable solutions that improve business processes, enable automation, and enhance operational efficiency. The Senior ServiceNow Developer will work in a fast-paced, mission-critical environment to deliver innovative solutions that align with organizational goals. All work must...
Lockheed Martin
Apr 17, 2026
Software Engineer Sr Staff - (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...
Lockheed Martin
Apr 17, 2026
Software Engineer Staff - (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...
Lockheed Martin
Apr 15, 2026
Software Engineer - GMD Weapons Systems (GWS)
Lockheed Martin Huntsville, AL
Description: What We're Doing Become a part of something IMPACT-ful! Ground Missile Defense (GMD) is the heart of the Missile Defense System and a key element of our nation’s defense against ballistic missile attacks. The GMD Weapon System (GWS) processes data from multiple sensors to identify and characterize the inbound ballistic missile threat, plans the best defensive solution, and launches the intercepting missiles to negate the threat. The Work As a software developer on the GMD Weapon System (GWS), you will work in collaborative environment to understand, implement, and test existing and new capabilities and algorithms and may participate in code modernization and translating Ada code to C++. The algorithms and capabilities implemented by the Engagement Planner team are mathematics and physics based complex solutions that will be highly visible to the GWS customer, Missile Defense Agency (MDA). You will also be expected to support reviews of requirements and...
Lockheed Martin
Apr 07, 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...
SAIC
Apr 01, 2026
NASA System Security Vulnerability Engineer
SAIC WV
Description Description: SAIC is seeking a Senior System Security Engineer (SSE) to join the NASA Independent Verification and Validation (IV&V) Mission Protection Services (MPS) team and support simulation-based cybersecurity analysis of spacecraft computer systems and mission environments. The Senior SSE will guide the development and execution of models and simulations used to identify and analyze hardware and software vulnerabilities across integrated space system architectures. The Senior SSE experience with spacecraft software and hardware will be utilized to identify and prioritize potentially vulnerable components. Working alongside a Junior Computer Engineer / Software Developer and a senior Computer/Software Engineer, the Senior SSE will identify and investigate hardware and software system components, interfaces, interactions, attack surfaces, and vulnerabilities through modeling, simulation development, and test case execution. This role will also provide...
General Dynamics Mission Systems, Inc
Mar 25, 2026
Sr Technical Writing Specialist
General Dynamics Mission Systems, Inc McLeansville, NC
Basic Qualifications Bachelor’s degree in a related specialized area or field, or equivalent is required plus a minimum of 2 years of relevant experience; or Master's degree. CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is required within a reasonable period of time. 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 Ready to be a leader with the company that is committed to pushing the limits of truly advanced technologies? At General Dynamics Mission Systems, we create the products and services that help our service members, intelligence analysts and first responders keep our nation safe. The work we do is so advanced, it’s often classified. If you want to put your...
Lockheed Martin
Mar 24, 2026
Software Engineer Sr - Level 3 - Top Secret Clearance Required
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 the Victor Portfolio of Space Security, we are seeking a highly skilled,...
Lockheed Martin
Mar 21, 2026
Software Engineer, Level 2 - Top Secret Clearance Required to Start
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 the Victor Portfolio of Space Security, we are seeking a highly skilled and...
Lockheed Martin
Mar 10, 2026
Software Engineer, Sr - GMD Weapons Systems (GWS)
Lockheed Martin Huntsville, AL
Description: What We're Doing Become a part of something IMPACT-ful! Ground Missile Defense (GMD) is the heart of the Missile Defense System and a key element of our nation’s defense against ballistic missile attacks. The GMD Weapon System (GWS) processes data from multiple sensors to identify and characterize the inbound ballistic missile threat, plans the best defensive solution, and launches the intercepting missiles to negate the threat. The Work As a software developer on the GMD Weapon System (GWS) Fire Control (GFC) Battle Manager software team, you will be part of the team that writes the software (currently ~1.5million lines of code) that controls the missile defense system that protects the US. You will work in a collaborative environment to understand, implement, and test existing and new capabilities and algorithms. Many of the algorithms and capabilities implemented by the GFC team are mathematics and physics based complex solutions that will be highly...
Lockheed Martin
Feb 13, 2026
Software Engineer Sr - Top Secret Clearance Required to Start
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. *** This position is contingent upon the program award expected in early 2026.*** Within...
Lockheed Martin
Jan 19, 2026
Software Engineer Staff - Top Secret Clearance Required to Start
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. *** This position is contingent upon the program award expected in early 2026.*** Within...
Lockheed Martin
Feb 12, 2026
CNO Software Engineer / Developer
Lockheed Martin MD
Description: Yes! Up to $25K Sign-On Bonus for External Hires WHAT WE’RE DOING Lockheed Martin Cyber & Intelligence is at the forefront of defending our nation against advanced cyber threats. We develop innovative offensive cyber capabilities that protect national security and preserve our way of life. Our work directly impacts the safety and security of millions. Explore our Cyber Mission | Lockheed Martin THE WORK Are you driven by the thrill of outsmarting advanced security systems? Do you find satisfaction in staying one step ahead of adversaries? Join Lockheed Martin Cyber & Intelligence's Offensive Cyber team—where we don't just test defenses, we pioneer the techniques, tools, and exploits that define the cutting edge of offensive cyber operations. We're seeking highly skilled offensive cyber professionals who are passionate and driven to develop solutions that surpass existing security measures. As a member of our team, you'll design and implement...
Lockheed Martin
Apr 23, 2026
AURORA Software Engineer - Senior / Embedded / C++ - Orlando, FL
Lockheed Martin Orlando, FL
Description: You will be a Sr. 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 As a Sr. Software Engineer, your responsibilities...
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