Mr. Nakanishi is Acting Chief of Plant Licensing Branch 4, in the Division of Operating Reactor Licensing in the Office of Nuclear Reactor Regulation (NRR).  Mr. Nakanishi started at the NRC in 2007, and is the Technical Assistant for Reactors for Chair Hanson. Previously, Mr. Nakanishi was a Reliability and Risk Analysis in the Division of Risk Assessment (DRA) and Reactor Systems Engineer in the Division of Safety Systems (DSS), in NRR.  Prior to that, Mr. Nakanishi was a Nuclear Engineer for General Electric.