Coss played all four years of his career at Marist College in Poughkeepsie, NY and graduated in May of 2018. Coss threw 145 innings over his career at Marist. He was an important part of the 2017 team that won the MAAC Championship and went on to play the eventual National Champion Florida Gators in the division one NCAA tournament. He finished his senior campaign pitching 48 innings with a 3.38 ERA and a 5-2 record with eight saves.
Coss graduated Marist with a Bachelors Degree in Business Administration with a concentration in Marketing and a minor in Sports Communicatons.
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