Chattanooga (10-3), playing in its first playoff since 1984, moves on to face top-seeded New Hampshire (11-1) in the quarterfinals next weekend.
Huesman threw a 29-yard touchdown pass to Tommy Hudson with 2:00 remaining in the second to give the Mocs a 21-7 halftime lead. He also had a pair of touchdown runs in the first and third quarter.
Sema'je Kendall's interception on Mike Perish's second pass set up Keon Williams' 3-yard scoring run, giving the Mocs a 7-0 lead 1:00 into the game. Perish fumbled in the fourth, leading to Derrick Craine's 1-yard touchdown. Perish threw his second interception with 1:45 left.