An inspector in charge of quality control.
An example of quality control is the department in a manufacturing plant that is designed to inspect each item to make sure that it is properly put together.
quality control - Investment & Finance Definition
The system by which goods are checked at different points in the production process in order to make certain that there are no defects and that the goods meet all necessary specifications. Quality control also involves inspecting the finished products. Companies often have quality control departments. Total quality management, which is one specific theory of quality management, recommends that all employees be monitors for quality in their everyday tasks.