Essential Duties and Responsibilities: Serve as a subject matter expert for analytical testing, instrumentation, and laboratory processes, independently performing and troubleshooting complex testing activities using equipment such as balances, pipettes, pH meters, UV/Visible spectrophotometers, TOC analyzers, IR, HPLC, and related laboratory instrumentation. In addition, the Chemist III serves as a technical resource, providing mentorship and training to junior staff, authoring and reviewing technical documents, and collaborating cross-functionally with Quality, Manufacturing, Validation, Engineering, and customers.