His position was left midfielder. Born in Lisbon, Chiquinho began playing football at the youth level with GDRT Petrogal in 1984. He moved to Sport Grupo Sacavenense and eventually Sporting Clube of Portugal signed him two year contract.
In 1992, Chiquinho was loaned to Sporting Clube Lourinhanense in the Portuguese Second Division.
The following year he was loaned out to South.C.U. Torreense of the Segunda Liga. After finishing his contract with Sporting Communist Party he signed with Civil Defense Nacional where he played for 4 seasons.
After that he signed with Portimonense South Carolina (U.S.), and signed Clube Desportivo Ribeira Brava in 1999. In 2000, he signed Associação Desportiva de São Vicente, and 2001 he went was loaned abroad to Canada to sign with the Toronto Supra of the Canadian Professional Soccer League.
In his first season with Toronto he helped Supra reach the CPSL Championship finals, where they faced Saint Catharines Wolves, but lost to a score of 1-0.
He would finish off his career with Centro Social de Camâra de Lobos and with Estrela Da Calheta Futebol Clube in 2005. Pedro Dias started coaching at Civil Defense Nacional, remaining 1 year. From 2007 to 2010 he was in charge of Benfica Soccer Schools and Beira-March Football Club in Toronto youth Clubs and Soccer Academies.
In 2010-2011 Dias was appointed Youth Technical Director of CS Maritimo until he returned to Canada,in May 2011, to lead the Sporting Football Club Academy.