For Schmidt, 54, who is ninth on the all-time home runs list, it will be his first managing position. He served as a part-time hitting instructor for the Phillies in 2002.
Schmidt, one of the great third baseman ever, had a .267 batting average with 548 home runs and 1,595 RBI in 2,404 career games with the Phillies. He was a nine-time All-Star.
Schmidt was MVP in the 1980 World Series, and is one of just four players to be named National League MVP three times.