Lee joined SEL in 1991 and has held the positions of hardware engineer, principle research engineer, research engineering manager, R&D manager, R&D director of transmission and distribution, R&D director of power systems, director of Quality, vice president of Quality, and chief manufacturing officer.

Lee is named on 25 U.S. patents and has several others pending. His inventions are included in almost every SEL relay built today, as well as many other SEL products. He has authored or coauthored numerous conference papers regarding arc suppression, digital communications, and current differential protection for transmission lines.

Lee received his BSEE from Washington State University in 1987.