The responsibilities of a project management intern revolve around working to assist project managers and other members of a project management team. Your exact duties in this position may depend on the type of business for which you work. You prepare or file documents related to the project, and collect and collate data to track performance or efficiency. Some project managers may ask interns for input into the organizational aspects of project management, while others assign interns research tasks to find information and data that they can use for project planning.