From 1987 to 1989 Sims was the bassist for the Christian rock band White Heart, which he left to become a studio musician and producer. During 1992-1993, he played bass on the Bruce Springsteen 1992–1993 World Tour. As a songwriter he co-wrote Eric Clapton's "Change the World", which won the Grammy Award for Song of the Year in 1997. Other songs of his have been recorded by Michael English, Bonnie...
