He has coached for the Cincinnati Reds, Atlanta Braves, Florida Marlins, Chicago Cubs, New York Yankees, and San Diego Padres.

He graduated from Homewood-Flossmoor High School in Flossmoor, Illinois, and pitched for the Florida State Seminoles baseball team.

[1] Rothschild spent 11 years in the Cincinnati Reds, Detroit Tigers, San Diego Padres, and Chicago Cubs organizations as a relief pitcher from 1975 to 1985.

Rothschild worked with the Atlanta Braves as a pitching instructor in 1994 before joining the Florida Marlins in 1995 and staying until 1997, where he won another World Series ring in 1997.

Prior to the 2011 season, Rothschild signed a three-year contract from the New York Yankees after Dave Eiland was fired.

[10][11] On January 30, 2024, Rothschild was announced as a pitching consultant for the Windy City ThunderBolts of the Frontier League.