The striker started his career with Viking FK before a transfer to Manchester United. He made one appearance for the Red Devils before returning to Viking in 2000 where he scored 63 goals in 130 appearances. He was a Norwegian Cup Final winner in 2001.
Erik joined FC Groningen on a free transfer in 2004 and notched up 53 goals in 116 appearances and accumulated three full caps for Norway with 22 appearances for the U21 side.