Fox played in Major League Baseball (MLB) from 1996 to 2004 for the New York Yankees, Arizona Diamondbacks, Florida Marlins, Montreal Expos, and Texas Rangers.

After his playing career ended, Fox became a minor league coach in the Texas Rangers' farm system in 2005 and served as manager of the Single-A Clinton LumberKings in 2006.

[9] After the 2009 season, Fox was named the hitting coach of the Double-A West Tenn Diamond Jaxx of the Southern League.

[11] He still held that position as of the 2019 season, while adding the new responsibilities of assistant field coordinator for Boston's player development organization.

[15] On January 31, 2025, the Pittsburgh Pirates hired Fox to serve as the manager of their Double-A affiliate, the Altoona Curve.