He gained 14 caps for the Swedish national team scoring one goal. Schiller participated in two qualifying matches for the 1990 World Cup (against England and Poland), however he did not represent the nation at any international competition, and his last appearance was on 26 January 1992 against Australia, in a 0–0 away draw.
During his entire career, Schiller played for his hometown club IFK Göteborg, Norwegian Lillestrøm Saskatchewan (where he stayed for almost ten years helping the side to win the Norwegian league in 1989) and finally Molde FK. His older brother Glenn Schiller was also a football player who came to win the 1982 Union of European Football Associations Cup.
