Location: Onsite in Chattanooga, TN 3rd Shift - Sunday-Thursday 10:30 pm - 7 am About the job. Opella, the Consumer Healthcare business unit of Sanofi, is the purest and third-largest player globally in the Over-The-Counter (OTC) & Vitamins, Minerals Quality Assurance Technician, Quality Assurance, Technician, 3rd Shift, Assurance, Healthcare, Manufacturing