The purpose of this contract is to select a lead engineering firm that will provide assistance to the Authority in evaluating and developing potential large Hydro Projects for the electrical grid. It is anticipated that the selected contractor will assist in developing and executing detailed work plans and scopes of work, as a project moves through each phase of development; IE. Evaluation of project selections, feasibility and cost estimates, data collection, conceptual design, permitting, environmental review, and other phases as may be required to submit an application to the Federal Energy Regulatory Commission (FERC) for development of a large hydro project.