Archambault was a two-sport standout for the Cadets in football and indoor track. He was an ECAC First Team selection as a tight end as a senior and also served as a two-year team captain. Archambault earned ECAC Honorable Mention honors for his performance in a 19-16 loss to SUNY Albany. Archambault was also a star in the throwing events for the track and field program, serving as a captain on both the indoor and outdoor teams. He also placed fourth four consecutive times over two years at the NCAA Division III New England Indoor and Outdoor Championship in the shot put as a junior and a senior.