Haka Valkeakoski
Helin played in the top-tier Veikkausliiga during 1998 and 2001–2007, representing PK-35, FC Jokerit, FC Haka, TPS, and FC Honka. He played a total of 84 games in the Veikkausliiga and won Finnish Cup silver with FC Haka in 2003 and Finnish Cup bronze with PK-35 in 1998.