Polymer engineers are professionals who specialize in the design, development, and processing of polymers, which are large molecules made up of repeating structural units. These materials are commonly found in everyday items, such as plastics, rubber, and fibers. Polymer engineers work to improve the properties of these materials, making them stronger, lighter, or more resistant to heat and chemicals. Their work often involves collaboration with other scientists and engineers to create new products or enhance existing ones. They may also focus on recycling and sustainability, finding ways to reduce waste and improve the environmental impact of polymer use. Overall, polymer engineers play a crucial role in various industries, including automotive, aerospace, and consumer goods.