Gerald is leading DOCOMO Euro-Labs' standardization team which is active in the areas of Machine-Type-Communications (MTC), Software-defined Networking (SDN), 5th Generation Mobile Networks (5G), and Network Function Virtualization (NFV). In the latter topic, Gerald is participating in OPNFV project with a concentration on the topics Doctor (Fault Management) and Promise (Resource Reservation).

In 2010 Gerald started as researcher for the next generation mobile core network in DOCOMO Euro-Labs in Munich, working on improving the Quality of Experience (QoE) and efficiency of mobile networks. He represented DOCOMO Euro-Labs in the European research projects MEDIEVAL and SAIL, where partners from academia and industry worked to optimize mobile networks for multimedia services and scalable/adaptive solutions for a next generation transport network respectively.
Gerald studied electrical and information engineering at the Technische Universität München (TUM) in Munich, Germany, with a concentration in information and communication technology. For his PhD he researched distributed, self-organizing routing protocols and network architectures for the Next Generation Internet and developed novel concepts and algorithms for their optimized operation.