Sotera Health, including Nordion, seeks a Quality Assurance professional in Ottawa to lead the Quality Management System and ensure all products meet company standards and regulatory requirements. The role reports to the Director of Quality and involves oversight across dosimetry, gamma irradiation systems, and sealed sources. Requires 4–6 years in QA within engineering/manufacturing and robust knowledge of ISO 9001/ISO/IEC 17025; ISO 13485 or CSA N299 is a plus.