He received the B.Sc. degree in Telecommunications Engineering from Universidad Politecnica de Madrid (UPM) in 1989, the M.Sc. degree in Physics from Universidad Complutense de Madrid (UCM) in 1993, the Master degree in Business Administration (MBA) from UPM in 2001, and the PhD degree from Universitat Politecnica de Catalunya (UPC) in 2009. In 1989 he joined Telefonica of Spain and was involved on the specifications and first office application of Telefonica's SDH transport network. In 2004 he joined UPC, where currently he is a full professor at the Department of Computers Architecture (DAC) and senior researcher at the Advanced Broadband Communications Center (CCABA). He is serving as an Associate Editor of the IEEE/OSA Journal of Optical Communications and Networking (JOCN) and in the TPC of several international conferences as well as reviewer of international journals. He has participated in various IST FP-6 and FP-7 European research projects such as NOBEL 2, e-Photon/ONe+, DICONET, BONE, STRONGEST, IDEALIST, and GÉANT. His interests include both service and network layers, including planning, routing, and resilience mechanisms in Big Data ready software defined environments.