|Sullivan joined Boston after spending one season as head coach of their top American Hockey League affiliate in Providence, Rhode Island. Following his stint with Providence he was named the assistant coach of the NHL’s Bruins under then interim head coach Mike O’Connell. A native of Marshfield, Massachusetts, Sullivan played four seasons of college hockey at Boston University from 1986-87 until 1989-90. He scored 61 goals and recorded 138 points in 141 career college games. He was drafted by the New York Rangers as their fourth pick, 69th overall, in the 1987 NHL Entry Draft, though he never signed with them. He began his NHL career in August of 1991 when he signed a free agent contract with the San Jose Sharks after spending one season with the San Diego Gulls of the International Hockey League. Sullivan went on to play 11 seasons in the NHL and scored 54 goals with 136 points in 709 games during his playing career.