Full astronomer (Astronomo Ordinario) at INAF - Osservatorio Astronomico di Trieste since 2001.
Head of the European HST archive at ST-ECF/ESO (1989-92), PI of the archives at the TNG (1994-98), Co-I of the LBC instrument (1998-2006), Data Processing Centre Manager for Planck-LFI (1998-2005), PI of the DRACO project (2003-05). Since 2004, he has been the Italian coordinator of Virtual Observatory activities also in VO-related projects (VO-Tech, EuroVO-DCA, EuroVO-ICE and CoSADIE), funded within the EU Sixth and Seventh Framework Programmes.