< Back to All News

December 11, 2023

Tobin Bonnell Joins Horner & Shifrin as Senior Principal Engineer – Transportation

Tobin Bonnell, PE, PTOE has joined Horner & Shifrin as Senior Principal Engineer in Transportation.  Tobin has more than 23 years of experience in transportation engineering, traffic design, and project management.  He has spent most of his professional career living and working in the St. Louis area.

Tobin is a Professional Traffic Operations Engineer and a Professional Engineer registered in Missouri, Illinois, California and Colorado.  He earned a Bachelor of Science degree in Civil Engineering from Purdue University.  He is a member of the Institute of Transportation Engineers (ITE), Gateway ITE (GSITE), and American Public Works Association (APWA).  Tobin has varied transportation infrastructure experience including traffic impact studies, traffic signal design, pedestrian/bicycle facility design, roadway and intersection design, and maintenance of traffic.

“We are excited to have Tobin join our Transportation team at Horner & Shifrin,” said Jarrett Jasper, Senior Vice President, Business Unit Leader – Transportation.  “Tobin’s expertise in traffic operations and signal design expand our in-house roadway capabilities, allowing us to better serve our clients and teammates.  I look forward to Tobin providing experienced leadership in our traffic engineering practice.”

Innovation. Agility.
Reliability. Horner & Shifrin.