Describe the nonmanagerial sales support roles of technical specialist and sales engineer.

Technical specialists are sales representatives who work in complex sales settings. They contribute expertise in the form of product demonstrations and trials, offer recommendations for complex equipment and the setup of machinery, and provide systems integration support. Sales engineers are technical specialists in high-tech sectors like aerospace and enterprise software typically have educational backgrounds in fields like engineering, computer science, and physics. In complex sales settings, technical specialists and sales engineers are an integral part of the selling team. They commonly interact with counterparts within the customer's buying center to address technical question and issues that arise over the course of the entire sales process.