Sy Holsinger is the Chief Technology Officer (CTO), employed by the OPERAS AISBL. In the role of CTO, he is in charge of the technical vision and service strategy, coordinating the teams behind the solutions, and aligning with the overall organisational strategy to ensure the delivery, sustainability, efficiency, and effectiveness of the OPERAS portfolio of services. Previous to OPERAS, Sy spent more than fifteen years in EU-funded projects related to the development and implementation of e-Infrastructures for research and innovation as well leading commercial exploitation such as in the series of EGEE projects, EGI flagship projects, EOSC-hub and EOSC Future projects. In addition, he is a certified expert, trainer and auditor (ISO 19011) in both FitSM (Service Management) and ISO/IEC 27001 (Information Security) standards, and volunteers as Co-chair of ITEMO (IT Education Management Organization) to evolve the FitSM standard. Sy studied Business Management and Communications as well as served in the U.S. Air Force.