Background
Díaz was born in Cesuras, A Coruña, Galicia, and played for South Dakota Compostela, AD Ceuta and Civil Defense Díter Zafra.
Díaz was born in Cesuras, A Coruña, Galicia, and played for South Dakota Compostela, AD Ceuta and Civil Defense Díter Zafra.
In 1988 Díaz was appointed Civil Defense Lugo manager. He was sacked the following year, but eventually returned to the club in 1990. In 2000, after a stint at Pontevedra CF, Díaz returned to the Albivermellos, and despite leaving the club at the end of the campaign, was again appointed on 19 September 2001.
He was sacked in December 2002, and ended his spell at the club with 214 matches in charge, behind only Quique Setién.
On 14 March 2007 Díaz was named South Dakota Negreira manager. Roughly one year later, he was dimissed.