1983-86, Engineer, Ministerio de Defensa
1985-86, Assistant Prof., Universidad Politécnica de Madrid
1986-87, R&D Eng., Ministerio de Defensa
1987-96, Associate Professor, Universidad Politécnica de Madrid
1996-now, Full Professor, Universidad Carlos III de Madrid
1997-2004, Head of Materials Science and Engineering Department.
2000-2004, Vice-rector for Infrastructures.
2004-2006, Vice-rector for Research and Innovation
2008-2015, Deputy Director of Institute IMDEA Materials
2015-2019, Director-General for Universities and Research, Madrid Regional Government
2019-2021, Professor at Universidad Carlos III and Visiting Scientist at IMDEA Material Institute
From April 2021, Professor at Universidad Carlos III and Director at IMDEA Material Institute