Polymer engineers are professionals who specialize in the design, development, and processing of polymers, which are large molecules made up of repeating structural units. They work with materials like plastics, rubber, and fibers to create products used in various industries, including automotive, aerospace, and healthcare. Their expertise helps improve the performance and sustainability of these materials. These engineers often collaborate with chemists and material scientists to innovate new polymer formulations and manufacturing techniques. They focus on enhancing properties such as strength, flexibility, and resistance to heat or chemicals. Their work is crucial in advancing technologies and creating everyday items, from packaging to medical devices.