Gregory Mack

Gregory Mack is an experienced civil engineer specializing in transportation design and project management. Currently serving as the Michigan Area Highways & Roads Section Manager at HDR since October 2024, Gregory previously held positions at The Mannik & Smith Group, Inc. as an Associate and Transportation Operations Manager, overseeing quality control and design for various transportation projects. With earlier roles as Engineering Design Manager at R & G Engineering, Design Engineer III at V3 Companies, and Design Engineer at Robert E. Hamilton Consulting Engineers, Gregory has developed expertise in infrastructure improvements, public works projects, and engineering operations. Gregory began a career in transportation engineering as a Design Engineer with the Indiana Department of Transportation after earning a Bachelor of Science in Civil Engineering from Bradley University in 2002.