The Great Danes (2-1) never trailed and capitalized on Isaiah Powell's recovery of a second-quarter Monmouth fumble when Brunson ran uncontested for 20 yards for a score on the following play.
Sussman scored on an 11-yard keeper to open the scoring and Elijah Ibitokun-Hanks scored on a 6-yard run in the fourth quarter.
Brunson was 17 of 25 for 196 yards passing with an interception and an 11-yard TD pass to Davon McDonald. Jerod Diggs had five receptions for 112 yards.
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