Dewberry announced that Sean Carrigan, PE, joined the firm as a senior engineer in the Orlando, Florida, office, where he will manage the drainage department.

Carrigan joins the firm with more than a decade of experience as a senior engineer with a background in roadway drainage design, project development, and environmental studies. His most recent experience includes designing the secondary drainage systems for State Road 82, which includes the first continuous flow intersection design in Florida.

Carrigan earned his bachelor's degree in civil engineering from the University of Central Florida (2006). He is also a professional engineer in the state of Florida.