About Our Speakers

Marisabel Ramthun PE

Marisabel Ramthun, P.E. is the Director of the Design Division for the Texas Department of Transportation (TxDOT). Marisabel oversees the statewide activities for project development from conception to final PS&E processing for construction bidding. She is also responsible for developing design policies and roadside safety criteria, provides hydraulic design expertise, and manages landscape programs.

Marisabel has over 22 years of experience in the planning, development and design of transportation projects. She is a 1996 graduate of the University of Puerto Rico, Mayaguez Campus with a degree in electrical engineering. She began her career with TxDOT in 1998 as an engineering assistant designing roadway projects. Throughout her career she gained experience in design, construction, maintenance, and managed several design build projects for the Austin District. Some of the major projects that Marisabel managed include: SH 71 Toll Project, a $141M project that added toll lanes near the Austin Bergstrom International Airport. The SH 71/US 290 Oak Hill project, a $677M in Travis County to expand an existing undivided highway to a divided freeway section. Project management included oversight of schematic, environmental, and design build procurement. She also led TxDOT’s – Austin District Mobility35 Program, a multi-billion-dollar program to transform and modernize 79 miles of I-35 in Williamson, Travis, and Hays Counties.

She has held several leadership positions for TxDOT in the Austin district including Burnet Area Office Assistant Area Engineer, Austin District Advanced Project Development Director, and Austin District Director of Transportation Planning and Development where she oversaw $10 billion in project development.