Monge played his junior football at Marconi Stallions and joined the Wanderers Academy for the 2017/18 Foxtel Y-League season.
The talented midfielder scored on his Wanderers debut in Round 1 of the competition and was a member of the Wanderers squad that won the 2018 Foxtel Y-league Grand Final against Melbourne City.
A current member of the Young Socceroos, Monge is a student at Bossley Park High School.