Jonathan Fisher

Dr. Jonathan Fisher as Fifth Gait Technology, Inc.’s Chief Business Officer is responsible for business operations and development including leading the Applied Physics and Technology group. Dr. Fisher is a recognized subject matter expert in the areas of modeling, simulation, and testing of space radiation and nuclear weapons effects. Prior to his work at Fifth Gait, Dr. Fisher has served as the director and principal investigator (PI) at GH Systems as a scientist and principal investigator at Mission Research Corporation, an Associate Fellow of the Technical Staff at Nichols Research Corporation, and he was also a NASA Space Grant Fellow.

​Dr. Fisher’s career has been dedicated to space and radiation hardened technology design, verification, and testing. He has led the development of multiple community-standard modeling and simulation tools, radiation test diagnostics and experiment platforms, and radiation test standards in support of multiple DoD organizations. As the author and co-author of several peer-reviewed journal articles and more than fifty Hardened Electronics and Radiation Technology (HEART) Conference presentations, Dr. Fisher remains active in research and development of his fields of expertise.

​Dr. Fisher holds a Doctor of Philosophy in Applied Physics from Alabama A&M University, and both a Master of Science in Physics and a Bachelor of Science in Applied Physics from Eastern Kentucky University. He is a senior member of IEEE-Nuclear Science Society, a member of the American Physical Society, and an active member of the HEART Society serving as the Junior Past Chair of the Executive Steering Committee.