In just his first season, he helped Penn to a 7-5-4 tally, the first above .500 record since 2011. With a second-place finish in the Ivy League standings.
DeMatteo joined Penn following stops as an assistant coach at Arcadia and Lafayette, and most recently, two years as head coach at Manhattanville College. There, he accumulated a 21-14-1 record, including a 13-6 mark in 2018 which was the most wins for the program since 2011. The 2018 MAC Freedom Coach of the Year, DeMatteo helped land the Valiants a program-record nine all-conference selections last fall.
DeMatteo arrived at Manhattanville after spending the previous two years as an assistant coach at Lafayette. Working with the team's back four, he crafted the unit into the best defense in the Patriot League in 2016, conceding a conference-low 1.06 goals per game. That followed up on his first season, in which the Leopards allowed only 17 goals in 18 matches (0.94 goals/game). Previously, DeMatteo spent two seasons as the top assistant coach at Arcadia from 2013-15. He played a role in all aspects of the program including recruiting, scouting and on-field training sessions.
DeMatteo has also worked extensively at the elite and academy youth level of the game. In 2016 and 2017 DeMatteo lead the Patriot FC 99 boys to back to back USYS PA East State Cup Championships. In 2016 the same team finished as USYS Region 1 Semi-Finalist. Prior to his time at Patriot FC, DeMatteo worked with Match Fit Academy FC in NJ. During his time at Match Fit DeMatteo worked with U14 USSDA team as well as the U13 and U12 Pre-Academy teams.
As a player, DeMatteo began his career at Drew University before spending his last three seasons at William Paterson University. He started 45 of his 46 appearances on the field for the Pioneers, scoring eight goals with five assists for 21 points. The 2013 William Paterson graduate is still tied for first all-time at the school in both matches started and matches played in a season, starting all 22 appearances in 2008 for the ECAC Metro Tournament champions. Additionally, in 2010 DeMatteo played 1 season in the National Premier Soccer League for the New Jersey based club NJ Blaze.
DeMatteo currently holds licenses from the United States Soccer Federation as well as the United Soccer Coaches Association.