Welcome to our page! Scientists in the United States Public Health Service (USPHS) Commissioned Corps represent a cadre of officers who have earned doctoral degrees in a variety of disciplines and serve in diverse roles. This includes, but is not limited to, serving as epidemiologists, regulatory scientists, psychologists, researchers, laboratorians, program managers, and emergency responders. Public Health Service (PHS) scientists have innumerable and wide-ranging career opportunities that advance the PHS mission, and work across federal agencies in domestic and global assignments, including the U.S. Department of Health and Human Services (HHS) and non-HHS agencies such as the White House, National Security Council, World Health Organization (WHO), and state health departments. Public Health Service scientists provide innovative scientific expertise to both their agencies and the USPHS Commissioned Corps as a whole. Public Health Service scientists strive to bring the most current science into play to address public health challenges and promote and improve the health of the Nation. As part of a unique cadre of professionals committed to public health, Public Health Service scientists will enjoy opportunities for career growth, leadership, working with underserved communities, and excellent benefits.