He has focused his research on developing strategies to improve several aspects of high-performance interconnection networks, especially congestion management schemes and routing algorithms, which have led to more than 40 publications in top-ranked journals and peer-reviewed conferences. He has guided one doctoral thesis and guides currently other three. He has been the coordinator of two research projects supported respectively by the Spanish Government and by the Government of Castilla-La Mancha, as well as the coordinator of two Research & Development Agreements. Besides, he has participated in other (more than 30) research projects, some of them supported by the European Commission. He has served as Organizer Committee member in several international workshops such as WHTRA, HiPINEB and WOPSSS.