He is also Director of the Biometry Core on the Chemoprevention of Skin Cancer Project at the University of Arizona Cancer Center and served as Co-Director of the Pattern Analysis and Computational Biology Core on the Targets to Therapeutics in Pancreatic Cancer Project from 2009 to 2010. Hu joined the UA College of Public Health in 2008. Prior to this he was an assistant professor of Biostatistics at the Harvard School of Public Health from 2002 to 2008. While at Harvard, he also served as senior statistician in the International Maternal Pediatric Adolescent AIDS Clinical Trials Group (IMPAACT).