Dr Lee is a colorectal surgeon at the Royal Prince Alfred Hospital specializing in maximally invasive and minimally invasive surgery, laparoscopic and robotic surgery. He is the Director of Surgery of RPAH and Chairman of JL Operating Theatres, Program Lead for Retroperitoneal Sarcoma and Director of Operations of SLHD Robotic Program. He is the Honorary External Expert for pelvic exenteration MDT for Malaysia and King Faisal Specialist Hospital and Research Centre, Saudia Arabia.