Career
She most recently worked as head coach of Naisten Liiga team PK-35 Vantaa. During her playing career, Miettinen played as goalkeeper, defender and forward. She is one of the few football players who have played both in goal (9 caps) and on the field (17 caps) at international level
Miettinen"s first club was KMF from her hometown Kuopio.
She has played in Finnish clubs Football Club Kontu, Turun Pyrkivä, Malmin Palloseura and HJK Helsinki. Miettinen also played for the Boston Renegades and captained at Franklin Pierce College, where she managed to muster 122 goals and 65 assists, an National Collegiate Athletic Association record with 309 points.
Miettinen started her coaching career during her playing days. She was assistant coach at Franklin Pierce, her alma mater, and she has also coached at Barry University and Florida State University.
After finishing her playing career, Miettinen became the head coach of Football Club Kontu and then PK-35 Vantaa.
After the 2009 season, Miettinen was named as the head coach of Sky Blue Football Club, but she was dismissed on 19 July 2010. In October 2010 she returned to PK-35 Vantaa.