Chang J.

Background

About Chang J.

I possess approximately 10 years of technical expertise in Refrigeration, HVAC, Facilities, and QC equipment, coupled with an additional 4 years of managerial experience in crane and solar panel manufacturing facilities. During my six years dedicated to refrigeration and HVAC, I successfully acquired the HVAC Contractor license in California and the federal EPA Universal certificate. Some of my routine facilities and HVAC tasks included various maintenance and troubleshooting activities, such as compressors, leak repairs, electro-mechanical issues and successfully delivered quality customer services to regional clients like CVS, Rite-aid, Seven-Eleven franchise companies.In my role at Moderna, I have effectively applied my maintenance and management skills to various facilities and equipment, including WFI (Water for Injection), CIP (Clean in Place), Air Handlers, Rooftop Units, Chillers, TFF, UF, pumps, valves, etc. This work has been executed in adherence to cGMP regulations and in preparation for regulatory audits. I am proficient in utilizing CMMS, BMS, OSI PI, SAP, and VEEVA documentation with Good Document Practices. Recently, my involvement in authoring and closing quality events, such as deviations, SOPs, and out-of-tolerance impact assessments in QC department has further enriched my GMP experiences through cross-functional teamwork.