Frank Silven is an experienced IT professional specializing in DB2 z/OS system programming and database administration. Currently serving as an External Consultant at Rabobank ICT since November 2015, responsibilities include installation, maintenance, and tuning of DB2 subsystems and IBM DB2 Tooling. Previous experience includes owning FNS Consultancy from 1998 to December 2020 and working as an External Consultant at Belastingdienst, where Frank managed DBA activities for the Dutch customs system. Additional roles include serving as an ICT Architect and DBA at KLM ICT Services and as an External Consultant at IBM Global Services, focusing on IT architecture and performance tuning. Frank Silven holds a Drs degree in Computer Science from the University of Amsterdam, obtained between 1981 and 1986.