Software Engineer Sr - Clearance Required

Software Engineer Lockheed Martin's NSS Iron Patriot/Ollivander team is seeking a Software Engineer with a Top Secret clearance to work from either our King of Prussia, PA or Herndon, VA location(s). Responsibilities Be part of an Agile team that utilizes state‑of‑the‑art commercial standard methodologies such as DevSecOps (automated testing, continuous integration, automated deployment, etc.) and modern development tools. Participate in progressing system capabilities from early design through site acceptance focused on software reuse, COTS/FOSS integrations, and innovative, affordable best practices.

Be a member of a hard‑working team that is passionate about their trade, focused on mission and system quality, and supportive of timely delivery of features and capabilities. Develop innovative enterprise, cloud, and application‑based solutions for mission management, command and control, collection orchestration and tasking, processing, data analysis and analytics along with world‑class operations and sustainment capabilities of space‑based programs in support of national security. Qualifications Full‑stack development experience.

Software development experience with Java or C#. Active TS security clearance with willingness to obtain a TS/SCI w/ poly required for consideration. Desired Skills Understanding/proficiency in application containerization (e.g.

Docker, Kubernetes). Agile software development experience (SAFe, Scrum, Kanban). Java/JEE/Quarkus, C# .NET, JavaScript, TypeScript, Angular, Docker, Kubernetes, Rancher, Python, GitLab expertise.

Web development experience. Cloud‑based technologies. DevSecOps and CI/CD pipeline experience.

Continuous integration, automated testing, DevOps skills. Experience designing and documenting microservice‑based architectures. Experience with relational and/or NoSQL databases.

Experience with distributed systems. Strong background developing/debugging and/or testing of web applications and web services. Benefits Medical Dental 401(k) Paid time off Work/life balance Career development Mentorship opportunities Rewards & recognition Additional Information Security Clearance Level: TS/SCI with Poly.

Candidates must be U.S. citizens. This position requires a government security clearance. Job Type: Full‑time.

Shift: First. Experience Level: Experienced Professional. Relocation: Possible.

EEO Statement Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics. #J-18808-Ljbffr