He came back to America first to attend high school, and then to play college soccer at the University of Richmond.
He also played for the Palm Beach Pumas of the Premier Development League during his college years.
Shortly into the 2002 season, however, Ziadie was traded to the MetroStars along with Mark Lisi in exchange for Petter Villegas and Orlando Perez.
Ziadie has maintained his starting position at right back through most of 2003 and 2004, adding a goal and four assists over 42 games.
[citation needed] Ziadie is a cousin of the American soccer player Mark Chung.