Kammala wannan jumla: Miettinen ya rubuta ta Dallas Stars a matsayin zagaye na bakwai, 224th overall, a cikin
Zaɓin shiga NHL na 2000. Kafin wasa a cikin NHL, ya buga shekaru biyar a cikin SM-Liiga tare da HPK Hämeenlinna yana karɓar Kultainen kypärä da Lasse Oksanen a shekararsa ta ƙarshe a Finland.