Mauro began his career at Criciúma in 1986, and earned the nickname "Ovelha" (English: Sheep) from a radio host in the city, due to the similarity of his hair to that of the singer Ovelha [pt].
In 2001, at Atlético de Ibirama, becoming a coach and player at the same time, even replacing himself during a match.
[1] His first big job was at Marcílio Dias in 2007, champion of the Copa Santa Catarina and the Recopa Sul-Brasileira.
[6] In 2022 he took on the role of football supervisor at Camboriú, a team he coached for three seasons.
[7][8] After the 2022 Campeonato Catarinense where Camboriú was runner-up, he went to perform this same function at Metropolitano, where he is currently director.