Bay has led the office since 2009 and is also a former federal prosecutor in New Mexico, the White House said Thursday.
He served as U.S. attorney for New Mexico from 2000 to 2001, assistant U.S. attorney there from 1989 to 2000, attorney-adviser at the State Department from 1988 to 1989 and a law clerk for Ninth Circuit Court of Appeals Judge Otto Skopil from 1986 to 1987.
Between 2002 and 2009, he was a law professor at the University of New Mexico.