A Project Manager is responsible for planning, overseeing, and leading projects from ideation through to completion. This is a senior role at an organization and requires interaction with a range of internal and external stakeholders, most often managing several moving project parts simultaneously.
An executive director is the senior operating officer or manager of an organization or corporation, usually at a nonprofit. The executive director is responsible for strategic planning, working with the board of directors (B of D), and operating within a budget.