• Collect and analyze production samples to evaluate quality. • Analyze quality control test results and provide feedback and interpretation to production management or staff. • Stop production if serious product defects are present. • Monitor performance of quality control systems to ensure effectiveness and efficiency. • Communicate quality control information to all relevant organizational departments, outside vendors, or contractors. • Instruct staff in quality control and analytical procedures. • Produce reports regarding nonconformance of products or processes, daily production quality, root cause analyses, or quality trends. • Participate in the development of product specifications. • Review statistical studies, technological advances, or regulatory standards and trends to stay updated of issues in the field of quality control. • Identify critical points in the manufacturing process and specify sampling procedures to be used at these points. • Create and implement inspection and testing criteria or procedures. • Oversee workers including inspectors engaged in testing activities. • Review and update standard operating procedures or quality control manuals • Identify quality problems or areas for improvement and recommend solutions. • Verify that raw materials, purchased parts or components, in-process samples, and finished products meet established testing and inspection standards. • Generate and maintain quality control • Direct the tracking of defects; test results other regularly reported quality control data.