Software Engineer - GMD Weapons Systems; GWS

What We’re Doing
. 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, characterize, and neutralize inbound ballistic missile threats.

The Work
. As a Software Engineer you will design, develop, integrate, test, and maintain software for the GMD Weapon System, supporting mission‑critical functions in an Agile product team.

• Design, develop, document, test, and maintain software applications and system capabilities in support of the GWS program.
• Support full software development lifecycle activities, including requirements analysis, design, implementation, unit testing, integration, verification, and troubleshooting.
• Develop and modify software using languages such as C++, Java, Python, Ada, or related technologies, depending on team and product needs.
• Analyze software requirements and translate them into effective technical solutions.
• Support integration of software components into larger system‑of‑systems environments.
• Perform debugging, root‑cause analysis, and defect resolution for software issues identified during development, integration, or test.
• Collaborate with Systems Engineering, Test Engineering, Product Owners, Scrum Masters, and other software team members to support Agile planning and execution.
• Participate in code reviews, design reviews, sprint planning, backlog refinement, demos, and technical discussions.
• Develop or update automated scripts, test utilities, tools, or analysis capabilities to improve software development and verification efficiency.
• Support configuration management, version control, build processes, and software release activities.
• Ensure software products comply with program engineering standards, cybersecurity requirements, and quality expectations.
• Communicate technical status, risks, dependencies, and issues to team leads and management.
• Contribute to continuous improvement efforts across software development, integration, and test processes.

• Bachelor’s degree in Software Engineering, Computer Science, Computer Engineering, Electrical Engineering, Mathematics, Physics, or a related technical discipline.
• Professional software development experience in one or more programming languages such as C++, Java, Python, Ada, JavaScript, or similar languages.
• Experience supporting software design, development, integration, testing, debugging, or sustainment activities.
• Ability to analyze software requirements and develop technical solutions.
• Experience working in a team‑based engineering environment.
• Familiarity with software development lifecycle processes, Agile development, or Dev Sec Ops  concepts.
• Experience using development tools such as Git, Jira, Confluence, Visual Studio, Eclipse, or similar tools.
• Strong problem‑solving, troubleshooting, and communication skills.
• Ability to work independently with general direction and contribute as part of a cross‑functional team.
• U.S. government Active Secret security clearance.

• Active top Secret clearance or higher.
• Experience supporting missile defense, aerospace, defense, command and control, weapon systems, or other mission‑critical software programs.
• Experience with the GMD Weapon System, MDA programs, or system‑of‑systems integration environments.
• Proficiency in C++, Java, Python, Ada, or MATLAB.
• Experience with real‑time, embedded, distributed, or high‑reliability software systems.
• Experience with Agile software development, Scrum teams, PI planning, sprint execution, and backlog management.
• Familiarity with requirements tools and engineering processes such as DOORS, Cameo, MBSE, or similar tools.
• Experience developing automated test scripts, integration tools, analysis tools, or software verification utilities.
• Experience with Linux/Unix environments, shell scripting, build automation, or CI/CD pipelines.
• Experience supporting software integration, lab testing, formal verification, or customer‑witnessed test events.
• Knowledge of cybersecurity, secure coding practices, or Dev Sec Ops  principles.
• Strong ability to communicate with technical teams, leadership, and customer stakeholders.
• Demonstrated ability to resolve complex technical issues and support program schedule commitments.

This position requires a U.S. government security clearance. Candidates must be U.S. citizens and hold an active Secret clearance.

Lockheed Martin is an equal‑opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.