He serves as the offensive coordinator for the Gulls under head coach Eric Hagarty '10.

Prior to his arrival at Endicott, Dean served as an assistant coach at Williams College. While at Williams, Dean was the Ephs' video coordinator, attack, and goalie position coach.

Dean also competed as a student-athlete in lacrosse all four years at Springfield College at attack. Dean scored 68 goals, and assisted on 40 other for a career points total of 108. In addition to those numbers, Dean collected 51 ground balls. Meanwhile, during all four years of his playing career at Springfield, the Pride won the NEWMAC Championship.

Dean graduated from Springfield in 2016 with a general studies degree and a business minor.