The QC Chemistry Scientist II is a technical subject matter expert (SME) responsible for QC analytical chemistry methods used in biological product manufacturing, including chromatography (GC, HPLC, UPLC, SEC), spectroscopy (MS, GC/MS, LC-MS/MS, UV, UV-Vis, FTIR), electrophoresis (GE, non-reducing and reducing CE-SDS, imaged capillary isoelectric focusing (icIEF)), wet chemistry, glycan analysis, sub-visible particle analysis, peptide mapping, and physical appearance, etc. The QC Chemistry Scientist II ensures GMP-compliant laboratory operations in accordance with regulatory guidelines. This role performs technical/compliance reviews and approves analytical results. The role also approves laboratory exceptions, invalid assays, deviations, change controls, and corrective and preventative actions (CAPAs). The QC Chemistry Scientist II authors, reviews, and approves SOPs, protocols, and technical reports. When needed, the QC Chemistry Scientist II trains other QC Bioassay laboratory associates and executes routine analytical methods. The role serves as the subject matter expert (SME) for QC Chemistry in cross-functional projects and meetings.