Stephen Mazurkiewicz

Stephen Mazurkiewicz, P.E. is a seasoned professional in the nuclear energy sector with extensive experience in fuel supply management, engineering, and regulatory compliance. Currently serving as the Senior Manager of Natrium Fuel Supply at TerraPower LLC since November 2022, Stephen oversees commercial fuel supply efforts for the Natrium advanced reactor demonstration. Prior to this role, experience includes key positions at Framatome, where responsibilities encompassed managing Fuel Reliability and Performance teams and addressing nuclear fuel integrity issues. Stephen's career began at Framatome and includes significant engineering roles focused on reactor technology and plant systems engineering. Educational credentials include a Master of Engineering in Mechanical Engineering from the University of Virginia and a Bachelor of Science in Mechanical Engineering from the University of Tennessee, Knoxville.