Biermann played in 52 career games while totaling 220 tackles, 32 sacks (second-most in school history), 45 tackles for loss, nine forced fumbles, and seven fumble recoveries for the University of Montana.
Biermann was named the 2007 Big Sky Conference Defensive MVP after accumulating 70 tackles, 15 sacks, 18 tackles for a loss, and five forced fumbles during his senior season.