He has a contract partly supported by the Technical Personnel program of the Spanish Ministry of Science, under the title ”Maintenance, supervision and automation of the RIMA calibration facility”. Our group supports 50% of his salary with its own projects (contracts with AEMET and JCyL). He is a Computer Technical Engineer and he is currently performing his master thesis to become in a Computer Engineer. The project is based on the task of calibration and investigation that GOA develops. His mission into the group is to attend the work of calibration and maintenance (repair, cleaning, etc.) of RIMA Cimel sun photometers, what also means maintenance of the field calibration platform in Autilla del Pino (Palencia) and the Optics laboratory. At the same time he is the webmaster of the GOA and RIMA websites and he supports part of the IT work performed by David Fuertes.