He was selected by the Buffalo Bills in the seventh round of the 1999 NFL draft and played college football at Air Force.

Selected as WAC Defensive Player of the Year in Mountain Division as senior, he started 12 games and recorded career-high 70 tackles, six sacks, and one fumble recovery.

In 2004, he started 14 of 16 games for the Rams totaling career highs with 77 tackles and 8.5 sacks (which led the team) and posted two forced fumbles, three passes defensed.

Fisher completed combat survival training in the summer of 1996 and spent two years (1999–00) on active duty with the Air Force.

He was at the Air Force Academy in Colorado Springs, CO, in 1999 where he worked as recruiter and coached defensive line for the JV football team.