About the DOT

Scott Marler, Iowa DOT Director


Scott MarlerScott Marler became the Iowa DOT Director in February of 2020. He has worked for the Iowa DOT for over 20 years, with experience in traffic operations, highway project development, regulatory compliance, and the natural environment. Marler has been active in leadership development and workforce planning and has also been instrumental in advancing geospatial technologies and systems throughout the Department.

Prior to serving as Director, Marler served as the Director of the Operations Division since December 2017. In his role, he was responsible for highway operations and traffic management on the state’s 9,400 miles of highways and bridges, including the areas of construction and materials, maintenance, motor vehicle enforcement, traffic operations, and traffic and safety.

Marler is active on several national committees associated with the American Association of State Transportation Officials (AASHTO) and the Transportation Research Board (TRB). He has served on a national technical committee for the U.S. Army Corps of Engineers, an expert panel for TRB, and a course development committee for the National Highway Institute. Marler has also served on Governor’s councils and other state of Iowa task forces.

He holds a Master of Science degree from Miami University in Oxford, Ohio, and a Bachelor of Science degree from the University of Southern Mississippi in Hattiesburg.