Prior to joining the faculty at the University of Texas, he worked as a technology manager for United Technologies' fuel cell program, where he received the George Mead Medal for Engineering Achievement. In 2008, he received the DuPont Young Faculty Award. He is a member of the executive committee for the Center for Electrochemistry at the University of Texas at Austin, and a contributor to the Pecan Street Project, a public-private partnership involving the City of Austin, Austin Energy (the city utility), the Environmental Defense Fund, and private industry dedicated to the demonstration of smart grid technologies at customer homes. To date, he is the author of a dozen refereed journal articles and 8 patents related to electrochemical energy system design and optimization.