Sean Cai

Sean Cai, PhD, is a seasoned Mechanical Engineer with over 18 years of experience in onshore/offshore oil & gas, modular refineries, waste-to-renewable energy, and EPC project execution. He has developed deep expertise in the design and detailed engineering of ASME pressure vessels, shell-and-tube heat exchangers, air-cooled heat exchangers, storage tanks, and truck loading arms.

Earlier in his career at Plant Process Equipment, Inc., Sean worked as Lead Mechanical Engineer, where he designed and developed pressure vessels, heat exchangers, air coolers, and tanks—from datasheets through 3D models and detailed fabrication drawings. He also provided procurement support, fabrication oversight, and site engineering support.

Sean is recognized as a highly analytical and results-driven engineer, proficient in code calculations, 3D modeling, and detailed fabrication drawings. His unique combination of design engineering, procurement support, and field/fabrication experience makes him a valuable asset and trusted specialist within the EPC industry.