A professional who directs and coordinates activities of department in manufacturing establishment concerned with providing customers technical services in conjunction with marketing activities. Responsibilities include:

• Coordinates technical liaison services between management, production department, sales department, and customers with newly developed techniques or practices in processing company products, and to inform customers of new types, specifications, and end-uses of products.
• Confers with production department managers to assist in specific classification of products from quality assurance position, report on new product or process technology of competitors, and to discuss new specifications required by customers.
• Directs investigation of customer complaints regarding quality, tolerances, specifications, and delivered condition of products.
• Records, analyzes, and informs concerned personnel of production quality assurance, and sales departments of status and disposition of customer complaints and claims.
• Negotiates settlement of claims, for which company is responsible, within limits prescribed by management.
• May survey potential markets for increasing sales.