 Jackman made his NHL debut during the 2003–04 season with Columbus, and has also played for the Phoenix Coyotes, Los Angeles Kings, New York Islanders, Calgary Flames and Anaheim Ducks.Jackman attended Park Center High School in Brooklyn Park, Minnesota, where he earned all-conference honors in 1998–99 and 1999–2000, and also earning all-state honors in the latter season.He then attended Minnesota State University, Mankato for two seasons between 2000 and 2002.