Dr. Smith served as the first Chief Veterinarian for the United States Department of Homeland Security (DHS) and Chief Scientist for the Office of Health Affairs, where he advised the Secretary of Homeland Security on strategies and emergency response plans for food and agricultural security. He went on to serve as the Acting Director of the National Bio-Surveillance Integration Center. Prior to working for DHS, Dr. Smith was the Deputy Division Leader for Operations in the Counter-Terrorism and Incident Response Division of the Non-Proliferation, Arms Control and International Security Directorate at Lawrence Livermore National Laboratory (LLNL). During his tenure at LLNL, he also served as the Deputy Associate Program Leader for the Chemical and Biological National Security Program, where he led field deployments of the government’s biological agent monitoring system (BioWatch). He was also the Chief Science Officer for ExcitePCR and a Professor of Microbiology and Epidemiology for the University of Nevada School of Community Health Sciences. Dr. Smith was a practicing veterinarian for 10 years and also earned his PhD in molecular epidemiology.