A professional who supervises and coordinates activities of personnel engaged in performing chemical and physical tests required for quality control of processes and products. Responsibilities include:

• Directs and advises personnel in special test procedures to analyze components and physical properties of materials.
• Compiles and analyzes test information to determine operating efficiency of process or equipment and to diagnose malfunctions.
• Confers with scientists or engineers to conduct analyses, interpret test results, or develop nonstandard tests.
• Performs other duties as described under supervisor (any industry) master title.
• May adjust formulas and processes based on test results.
• May test and analyze sample products.
• May prepare test solutions, compounds, and reagents for use by laboratory personnel in conducting tests.
• May conduct research to develop custom products and investigate complaints on existing products.