CJ Tang is Chief R&D Scientist at OptiCool Technologies and a seasoned thermal systems engineer with more than 15 years of experience developing and optimizing advanced energy and thermal technologies. His expertise spans gas turbines, heat pumps, refrigeration, thermal management systems, and fuel cells, with a strong focus on translating fundamental thermodynamics into scalable, real-world solutions. CJ holds a PhD in Mechanical Engineering from Penn State University.

At OptiCool, CJ leads research and development efforts focused on advanced cooling technologies. He brings a deep proficiency in multi-domain steady-state and dynamic system modeling, supporting every phase of technology development—from concept definition and proposal preparation through testing, validation, and publication.

Previously, CJ served as modeling and simulation task lead for the U.S. Department of Energy R&D program to develop a 10 MW supercritical CO₂ pilot plant test facility. He also served as Principal Investigator for an ARPA-E–funded heat pump program, leading a cross-functional team to develop an advanced absorption heat pump technology.