 As a backup wide receiver in 2003 and 2004, he caught 16 passes for 223 yards, and played in the 2004 Grey Cup against the Toronto Argonauts.Jackson saw more playing time in 2005, finishing with 48 catches for 617 yards and 4 touchdowns, including a team-high 6 receptions in the West Division Final.In 2006, he was second on the team with 51 catches for 634 yards and 4 touchdowns.