After retirement , Maciver served an assistant coach for the American Hockey League 's Springfield Falcons from 2000 to 2003 and the NHL 's Boston Bruins from 2003 to 2006 .
After retirement he became an assistant coach for the American Hockey League 's Springfield Falcons from 2000 to 2003 , and then the NHL 's Boston Bruins from 2003 to 2006 .