Mautone was initially recruited by Melbourne Victory to assume responsibility for training their goalkeepers Michael Theoklitos and Eugene Galekovic.

In 2008–09 and 2009–10 season, Mautone was assistant coach with Melbourne Victory's National Youth League team, working alongside Mehmet Durakovic.

Mautone has recently relinquished this position to concentrate on the Victo After completing a scholarship with the Australian Institute of Sport, Steve's professional career began quietly in 1989, when as an 18-year-old he made eight appearances for Blacktown City in the National Soccer League as an understudy to Bill Londos.

In two seasons with the Gippsland-based club, Mautone proved outstanding, not missing a single league game, and his performances led to a move to Victorian rivals South Melbourne.

Following a loan spell with Crewe Alexandra, he made his League debut for the Hammers in September 1996, keeping a clean sheet against Nottingham Forest.