Prof. Ir. R. Jachrizal Sumabrata, M.Sc (Eng)., Ph.D. is an Indonesian scholar and senior expert in urban transportation management with extensive experience in transport planning, traffic engineering, and sustainable mobility systems. His work focuses on improving urban accessibility, public transport performance, and integrated transportation networks to support efficient and livable cities.

As a Professor and transportation specialist, he has contributed to research, policy development, and infrastructure planning related to traffic management, multimodal transport integration, and transit-oriented development. His expertise supports governments and institutions in designing transport systems that balance mobility demand, environmental sustainability, and urban growth.

Prof. Sumabrata is recognized for advancing data-driven transport planning and practical policy solutions, helping shape more connected, safe, and sustainable urban transport environments.