Sydney is a 2015 graduate of St. Mark’s high school, where she played soccer, basketball and lacrosse. A standout midfielder on the lacrosse team, Sydney helped St. Mark’s go undefeated in 2016 and win the ISL title.

Sydney went on to play lacrosse at Bates College, A NESCAC school in Maine. She played midfield for four years, and played in every game for the Bobcats. Sydney ended her career with 37 goals and 32 assists.