Born in Ludwigsburg, Sattelmaier began his career 1997 in the youth team of TSV Affalterbach and was scouted in 2000 by VfB Stuttgart. After only one year for VfB Stuttgart's youth team he was sold to SGV Freiberg. He played two years for Freiberg and joined Stuttgarter Kickers in 2003. In season 2004–05 he won with the Stuttgarter Kickers the South German Championship and moved to SSV Jahn Regensburg where he played his first season in the U-19 team. In winter 2006, Sattelmaier was promoted to the reserve team and earned his first two caps on professional stage in the Oberliga Bayern for SSV Jahn Regensburg. In November 2008 he was called up to the 3. Liga team, due to an injury of goalkeeper Bastian Becker. In 2010 he signed a two-year contract with the German record champions FC Bayern Munich as keeper for their second team and third choice for the first-team, sharing both roles with Maximilian Riedmüller. He left Bayern after two years.

After his contract expired at Bayern he went on trial at Scottish Football League Third Division side Rangers. After six months without a club, Sattelmaier signed for 1. FC Heidenheim in January 2013.

In July 2016, He signed for English League One side Bradford City on a one-year contract.

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