His 2018 squad notched 10 wins for the second straight season, commencing in the number three seed in the Commonwealth Coast Conference (CCC) Tournament, which earned a home game. The team led the conference in goals per game (13.20) and ground balls. At season's end, Murphy was recognized by his peers as the Commonwealth Coast Conference (CCC) Coach of the Year. Six of his student-athletes garnered All-Conference accolades after the regular season.

Murphy led the team to the second straight winning season since taking over the Colonels in 2013. His 2017 squad went 10-9 on the year. The ten wins match the school record for the most wins in a season. His 2017 team qualified for the CCC Tournament as the number five seed. They upset number four seeded Roger Williams University by a 10-8 final, which was the program's first CCC Tournament victory in history, advancing to the CCC Semifinals. The postseason berth, the victory over Roger Williams and the trip to the semifinals were all firsts in program history. Three of his student-athletes earned all-conference recognition.

Murphy came to Curry after reaching an unprecedented level of success at the helm of the Husson University men's lacrosse program, where he guided the Eagles to their first-ever appearance in the ECAC Division III New England Tournament. In his two years at Husson, Murphy coached a USILA Scholar All-American, a USILA North/South National All-Star, three NEILA All-Stars, 12 All-Conference Selections, and six All-Tournament Selections.

Prior to Husson, Murphy served as an assistant coach at Franklin Pierce University where he helped the Ravens earn the most wins in program history, as well as the program's first winning record at home.

Before coaching at Franklin Pierce, Murphy was an assistant coach at St. Andrews Presbyterian College (NC). While at St. Andrews, he served as the defensive coordinator in 2008 and the offensive coordinator in 2009.

Previous to his two seasons at St. Andrews, he worked as the top assistant for Merrimack College during the 2006 season. Murphy spent the 2005 season as an assistant coach at the University of Southern Maine as well as Kennebunk High, his former high school.

A native of Kennebunk, Maine, Murphy was a four-year starter at the attack position while at Merrimack College.