Having trained as a footballer at Lezama, he played for Athletic Club's first team for eleven seasons, spread over two different phases. He also played for Real Madrid CF and at thre World Cups and a European Championship. He played 370 games in the Primera División. At the end of his playing days, he continued to be linked to the world of football and had two international experiences as assistant manager at Olympiacos FC and Olympique de Marseille. In December 2018, he returned home to work as Athletic Club's Sports Director.