Hangil is a Senior Mechanical Engineer at Solidec. He holds a Ph.D. in Mechanical Engineering and is currently responsible for designing and scaling up the company’s novel electrolyzer stack. He brings over five years of experience in hydrogen fuel cell system development from his time at Hyundai, with expertise in stack component design, prototyping, validation, and data analysis. He is also the author of multiple peer-reviewed publications and the inventor of several patents.