Instructor Information


Rafat Raie PE, City Traffic Engineer, City of Walnut Creek

Mr. Raie has nearly 25 years of Traffic Engineering experience including design, operation, planning, and maintenance. As an instructor with ITS Tech Transfer for the past nine years, he has shared his professional experience in pedestrian facility design and operations in communities throughout California. He has a well-rounded experience in traffic signal systems, parking systems, innovative pedestrian facilities, and ADA standards.

Joy Bhattacharya PE, PTOE, Vice President, Advanced Mobility Group

Mr. Bhattacharya serves as the Director of Innovative Transportation Solutions at Advanced Mobility Group's (AMG). He provides innovative Traffic Engineering, Transportation Planning, and ITS solutions for the Global Market. He has expertise in traffic engineering, traffic simulation, traffic signal systems with traffic simulation, traffic signal timing, traffic operations, ITS, Connected and Autonomous Vehicles, and Smart Cities. He is an ITE fellow and has approximately 25 years of transportation engineering experience.

Crystal Killian PE, Transportation Engineer, City of Los Angeles

Ms. Killian is a Professional Civil Engineer and a Traffic Engineer with more than 20 years of transportation engineering experience with the City of Los Angeles in the Department of Transportation. She has been involved in programs for parking, special events, emergency response, liability management, neighborhood traffic calming, school safety and pedestrian safety.

Obaid Khan PE, Transportation & Operations Manager, City of Dublin, CA

Mr. Khan is a registered Civil Engineer in California with over 24 years of professional experience in the fields of civil and transportation engineering. Since 2012, he has been overseeing the Transportation Division at the City of Dublin. His Division is responsible for the planning, design, and construction of transportation capital projects as well as the operation of all traffic signals, intelligent transportation systems, and management of all transportation facilities. Mr. Khan also manages the review of new development applications and construction permits. He has in-depth knowledge in transportation planning, engineering and operations. Mr. Khan has worked on numerous local and regional transportation projects that enables him to bring a real-life perspective to the class.