Diaz, 40, is in his sixth year as a coach in the Orioles organization after coaching assignments with Gulf Coast (Rookie), Aberdeen (Short-season A), Delmarva (A) and Bowie (AA). He also served as manager of Bluefield (Rookie-Advanced) from 2009-10.
Diaz played in 673 games over 11 major league seasons for the Indians, Dodgers, Rangers, Expos and Cardinals and batted .254 (523-2061) with 21 home runs and 202 RBI. He was a member of three Indians teams that reached the postseason (1998-99 and 2001) and one with St. Louis (2005). Diaz was named to Baseball Digest's 1999 Major League Rookie All-Star Team and was a South Atlantic League all-star in 1994 and an International League all-star in 1998.