Senior Software Engineer (TS/SCI) - Backend & DevSecOps

General Dynamics Information Technology (GDIT) is seeking an experienced Software Engineer SME to design, develop, and maintain enterprise-grade applications and data systems for a mission-critical environment. This role emphasizes back-end and front-end integration, scalable architectures, and leadership across Agile delivery teams. You will work on full-stack development using Python, Node.js, Rails, and Vue.js, with CI/CD pipelines, containerization (Docker/Kubernetes), and