At the 1992 Winter Olympics in Albertville, he finished eighth in the team large hill and 20th in the individual normal hill events. Zünd's best finish at the FIS Nordic World Ski Championships was at Val di Fiemme in 1991 where he finished sixth in the team large hill and fifth in the individual large hill events. His best finish at the Ski-flying World Championships was sixth at Planica in 1994.