Born in Orós, Ceará, Otacílio Neto started his career at Ituano of São Paulo state.
[5] In 2007 season he played 3 times in the national cup, and scored 7 goals[6] in 17 appearances at 2007 Campeonato Paulista.
[8] He made his Campeonato Brasileiro Série A debut with the Santa Catarina side, played 25 league matches.
[9] He was the team top-scorer at 2008 Campeonato Paulista, scored 10 goals[10] in the first 12 games of the state league, including a hat-trick against Ituano on 27 January 2008.
In August 2008 he was signed by Corinthians Paulista for R$ 675,000 on a 4-year contract.,[12] which the club acquired 40% economic rights and the rest was owned by an investor "Luis Fernando Assessoria Esportiva".
The team losing to Independiente after penalty shootout, which Otacílio Neto already substituted by Éverton Santos due to injury.