Born in Rio de Janeiro, Mehmet Aurélio began his career at Bangu before playing for hometown club Flamengo from 1995 to 2001.

[4] In July 2008, Spanish La Liga club Real Betis signed Mehmet Aurélio on a three-year deal.

[7] Club owner Manuel Ruiz de Lopera described his team as the "Real Madrid of the Segunda División", but they did not achieve promotion in 2009–10.

Columnist Ergun Babahan [tr] wrote in Daily Sabah that integration was a Turkish tradition, dating back to the Devshirme abductions of Christian children by the Ottoman Empire.

[11] On 12 September 2007, Mehmet Aurélio scored his first international goal in a 3–0 home win over Hungary in UEFA Euro 2008 qualification.

[13][14][15] Having been booked in the latter two games – wins against Switzerland and the Czech Republic – he was suspended for the quarter-final that his team won on penalties against Croatia in Vienna.

Following Özen's resignation, Mehmet Aurélio managed the latter club for the final seven games of the TFF First League season, debuting on 10 April 2016 with a 2–0 home win over Karşıyaka .