Sean Collier

Sean Collier is currently a Railroad Construction Manager at LJA, having previously served as a Civil Engineer at Toth and Associates, where they focused on managing water and wastewater system designs. They have a background as a Technical Leader at Olsson, overseeing public project programs for a Class 1 railroad across three states, ensuring compliance and safety at DOT crossings. Sean's earlier experience includes managerial roles at Union Pacific Railroad, where they effectively maintained extensive track systems and upheld high safety standards. They earned their degree from the University of Missouri-Columbia, further enhancing their expertise in engineering project management.