The primary focus of this role in the next 12 months is to advance our lead in vivo development candidate, EDIT-401, by leading program strategy and driving disciplined, cross-functional execution, proactively managing risk, and ensuring alignment between scientific ambition and operational reality. As the Senior Director, Program Team Lead you will: Lead the Program Team, responsible for creating and developing the program strategy, goals, milestones, and operational plan including realistic timelines, budget and resource planning, risk assessment and mitigation planning in collaboration with functional heads.