Before joining Rockley Photonics in 2015, he was a Research Staff Member at IBM Research – Zurich, Switzerland. From 2010 to 2014, he managed the System Fabrics group, which focused on the architecture and performance evaluation of a distributed 100G Ethernet datacenter switch fabric, the standardization of IEEE 802 Data Center Bridging, the design of interconnection networks for High-Performance Computing, and network virtualization. Cyriel obtained MSc and PhD degrees from the Eindhoven University of Technology, The Netherlands.