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Section Officers



Michael RiehlMichael Riehl began his nuclear career in the United States Navy as a nuclear Electrician’s mate. While serving aboard the USS Dwight D. Eisenhower, Michael earned his surface and aviation warfare insignias and qualified Shutdown Reactor Operator and Load Dispatcher. He was also a member of the drill team and the Primary Work Center Supervisor for his plant.

After his sea tour, Michael finished his time in the Navy at the nuclear prototype training facility in Ballston Spa, New York. During his final tour in the Navy, Michael served as the Electrical Division Leading Petty Officer for his shift, qualified Engineering Watch Supervisor, got appointed to the Staff Training Group, and made the rank of Chief Petty Officer. Before being honorably discharged after nine years of service, he also earned the qualification of Master Training Specialist.

Michael has over a decade of operations and training experience in the nuclear industry. He currently works as a Senior Nuclear Operations Instructor at a civilian nuclear facility in Massachusetts. He holds a Senior Reactor Operator certification and is in the process of taking over as the lead exam developer of his site’s federal operating exams.

Michael has met the requirements to earn his Bachelor of Science in Nuclear Engineering Technology from Excelsior College and is continuing to pursue his Master of Business Administration.

Vice President

Christina HewettChristina Hewett is from Augusta, Georgia. She graduated from Augusta Technical College with her Associate Degree in Nuclear Engineering Technology in 2017. She interned with Southern Nuclear Company’s Plant Vogtle. She was the recipient of the Department of Energy’s WORC Grant and the Nuclear Regulatory Commission’s Trade School Scholarship. Upon graduation, she received the Nuclear Uniform Curriculum Program (NUCP) Certificate. She is employed as a Testing Technician with a large federal contractor.

Christina is finishing her studies in the Bachelor of Science in Nuclear Engineering Technology from Excelsior College.

Faculty Advisor

Michael JohnsonMichael Johnson's nuclear career started in the Navy as a nuclear trained machinist mate serving on submarines and instructor duty. He was commissioned as a Naval Officer (Limited Duty Officer) and served as a Naval Reactors representative at Newport News Shipbuilding, Puget Sound Naval Shipyard, and the Naval Reactors Facility in Idaho. Michael held positions as the Assistant Radiological Controls and Nuclear Repair Officer on a submarine tender.

Upon his retirement from the Navy, he held leadership positions in the operations and maintenance departments at the Department of Energy nuclear facility in Idaho and in the commercial nuclear industry. He is currently the Faculty Program Director for Energy Management at Excelsior College.

Michael qualified Surface Warfare Officer, Enlisted Submarines, Engineering Officer of the Watch, and Engineering Watch Supervisor while in the Navy. He earned a Bachelor of Science in Sociology from NY State Board of Regents External Degree Program (Excelsior College), a Bachelor of Science in Nuclear Engineering Technology from Excelsior College, a Master of Science in Management from Florida Institute of Technology, and a Doctor of Management in Organizational Leadership from the University of Phoenix.


Become a Member

If you are a student interested in becoming a member of the Excelsior College American Nuclear Society Student Section, email us.

For information about the computer hardware and software requirements for participating in our meetings, please review the requirements outlined on our Help page.

Student Chapter Webinars

Join fellow students, industry professionals, and faculty in our quarterly ANS chapter webinars. You'll get timely nuclear industry information, enjoy the opportunity to meet and network with fellow students and professionals in the nuclear field, and get (and share) career building insights.