We are seeking a highly skilled Subject Matter Expert (SME) to support a large-scale Army software sustainment and modernization program, focused on sustaining a number of key programs and transitioning legacy systems into secure, cloud-based enterprise solutions. This position is critical to establishing and executing a comprehensive software engineering program task area that delivers secure, resilient, and mission-ready software solutions. The SME will serve as a trusted advisor and technical lead to government stakeholders, shaping the Software Development Life Cycle (SDLC), advancing Agile and DevSecOps practices, and enabling the successful migration of systems to a cloud solution in accordance with DoD guidance.