Abbott Laboratories, Limited. Saint Laurent, Québec, Canada is seeking an experienced Medical Review Officer to support the Medical Director in overseeing Toxicology - Workplace Services. You will lead the MRO-A team, manage nursing staff, and contribute to budgets, QA, and stakeholder engagement with regulators and partners. The role requires extensive occupational medicine expertise, MRO and CDME certifications, and strong leadership to ensure compliant drug testing programs.