In 1991, Esquer returned to Stanford to become an assistant coach at Stanford under Marquess. After six seasons at Stanford, from 1997 to 1999, Esquer was an assistant coach at
Pepperdine handling recruiting, hitting instruction, infield coaching, and third base coach duties. On June 16, 2017, Esquer stepped down from his position at Cal to accept the head baseball coaching position at Stanford, his alma mater.
Head coaching record The following is a table of Esquer's yearly records as an NCAA head baseball coach. ==Personal life==