College
Zusi played college soccer at the University of Maryland, College Park. During his college career Zusi played in 89 games, recording 28 goals and 20 assists, and helped Maryland win the National Championship in 2005 and 2008, scoring the game-winning goal in the 2008 National Semi-Final and Championship Games.
During his college years Zusi also played with Central Florida Kraze in the USL Premier Development League.[3]
Professional
Zusi was drafted in the second round (23rd overall) of the 2009 MLS SuperDraft by the Kansas City Wizards. He made his professional debut on 21 March 2009, in Kansas City's first game of the 2009 MLS season against Toronto FC.[4]
Zusi enjoyed a breakout season in 2011 helping the renamed Sporting Kansas City franchise to an Eastern Conference championship and earning a call-up to the U.S. national team. His efforts were rewarded by Sporting with a new four-year contract announced on February 16, 2012.[5]
International career
On January 21, 2012, Zusi made his debut for the senior side of his country (as a starter) in a 1-0 win over Venezuela in a friendly match. On January 25, 2012, Zusi scored his first international goal in the ninth minute against Panama in a 1-0 victory.