Kien has experience specializing in all aspects of transportation planning, design, and engineering including highway design and state of the art traffic signal system design for urban and rural areas. As a Vice President at BETA, he has been involved in marketing development, design-build highway projects, complex urban arterial, downtown revitalization, municipal roadway infrastructures including multi-use trail projects and advanced traffic signal system projects coupled with analysis software. Kien is a registered Professional Engineer in the states of Massachusetts, Rhode Island, New Hampshire, Maine, and Connecticut. He is a forerunner in the industry, designing complete street projects and Adaptive & Peer to Peer traffic signal systems utilizing cutting edge technology and has also served as Expert Witness for many communities. Kien is the past president of the New England Section of the Institute of Transportation Engineers (NEITE) and the New England Intelligent Transportation Society (NEITS) Massachusetts. He is active in the field of Autonomous Vehicle and is a Certified IMSA Traffic Signal Inspector and Professional Traffic Operations Engineer. He had served on the Automated Traffic Signal Performance Measures (ATSPM) working Group.
During his presidency for NEITS, Kien chaired and formed a Coalition Committee consisting of Senator Steven Baddour, Chair Joint Committee on Transportation; the MassDOT ITS Group; the EOT Transportation Secretary; and the University of Massachusetts to advocate for ITS deployment and implementation in the Commonwealth of Massachusetts. Kien also worked on the ITS component of the Central Artery Integrated Project Control System (IPCS) Project. He has extensive experience in the design and implementation of video cameras for both incident management and traffic system detection and dynamic message signs. He has designed and implemented advanced traffic signal system with remote traffic control management Center for communities.