Summary This position serves as the leader for the Human Health and Performance Directorate (HHPD), Cardiovascular and Vision Laboratory (CVL) providing strategic direction, subject matter expertise, and oversight for contract work related to the cardiovascular and ocular changes of humans that occur during spaceflight, investigate the mechanisms of these adaptations, and develop countermeasures when necessary. Responsibilities Duties described below are at the highest grade advertised. Duties assigned at lower grade levels will be of more limited scope, performed with less independence and limited complexity; duties will be commensurate with the grade of selected employee. Provides oversight of cardiovascular and vision lab disciplines and risks; generating research proposals and plans. Provides oversight for the development of potential technologies and countermeasures; defines deliverables as a function of evolving technology, engineering, and mission plans and reviews deliverables ...