Gregory D. Byres, P.E.
Deputy Director for Transportation and State Engineer
Arizona Department of Transportation (ADOT)
Gregory Byres graduated from New Mexico State University with a Bachelor of Science Degree in Civil Engineering Technology. He has worked as a consulting engineer on transportation, airport and utility projects for ten years, then went back to school which included course studies in Geotechnical Engineering at University of Missouri – Rolla and worked as a geotechnical / materials engineering consultant for ten years. I started my own engineering consulting firm which provided design services for transportation, airports, utilities and development projects for both private and public sectors, for about twelve years. After selling my firm, I moved to Arizona and began working for the Arizona Department of Transportation as a senior project manager, then on to the State Roadway Engineer, the Director of Multimodal Planning Division, and currently as Deputy Director/State Engineer. I have now been with ADOT for six years.