Read and follow production work orders, processing instructions, and operation manuals to ensure accurate and quality machine set-up and material processing for a variety of processes including Carding, Drawing, Roving, Spinning, Winding, and Twisting, including testing, as needed. Observe all equipment and materials for quality and production including machine downtime/malfunction, monitoring yarn packages or materials, identifying yarn breaks and making repairs, and doffing packages as needed.