David Brown began his career in 2005 when he joined the Ohio State Highway Patrol. He has held multiple positions within the patrol from trooper to staff lieutenant. He has a bachelor’s degree from the Ohio State University in sociology and criminology.
As a trooper, he served at the Dayton post and the Columbus Motorcycle Unit before accepting a promotion to sergeant. As a sergeant, he served at the Circleville post and later transferred to the training academy where he was the course director for the Cadet Training Program as well as the Standardized Field Sobriety Testing course. During his time at the academy his focus began to shift on developing future leaders of the organization.
In 2015 he accepted a promotion to lieutenant, taking command of the Lima Post. He later transferred to the West Jefferson Post to assume command. During his tenure as a lieutenant he focused on his leadership skills. In particular he actively engaged himself in learning how to lead a new generation of employee. In 2018, he earned a promotion to assistant district commander of the Columbus District.