In 1997, he was named the Red Sox first base coach, a position he held between 1997 and 1999. It was there that he met Grady Little who was serving as the team's bench coach at the time. Jauss then served as the Red Sox minor league field coordinator from 2000–01. In 2001, Jauss became the Red Sox bench coach; then, in 2002, he was their director of player development and from 2003–05 he was the Red Sox' Major League advance scout, playing a role in the club's 2004 World Series triumph.