 Miñambres represented Spain at the 1994 World Cup.A product of Sporting de Gijón's famed youth system, "Mareo", Miñambres was born in Astorga, Province of León, and made his debut with the first team during 1987–88, being an undisputed starter in the following season where he scored a career-best nine goals in La Liga.For the 1989–90 campaign, Miñambres switched to CD Tenerife, going on to be active part of the club's top flight consolidation and consequent UEFA Cup participations.