[3] Rickert played collegiately for the University of Minnesota, where after averaging 15 points and 5 rebounds per game in 2001–02[4] he became the first Gopher player ever to win the Big Ten Freshman of the Year award.

Rickert has played with: Krka Novo Mesto (Adriatic League/Euroleague), Minnesota Timberwolves (NBA - preseason only), Asheville Altitude (D-League), Panellinios B.C.

Kevin Garnett punched Rickert during a 2004 pick-up game, leading to stitches and a chipped tooth.

In 2011, Rickert played in Puerto Rico for the Bayamon Vaqueros in the Baloncesto Superior Nacional (BSN).

During Rickert's basketball career in Japan, he played for Kyoto Hannaryz, Osaka Evessa, Wakayama Trians, Chiba Jets, and Ibraki Robots.