A professional who tends spinning frame that draws out and twists roving or sliver into yarn. Responsibilities include:

• Patrols work area and observes spinning to detect nearly exhausted supply packages and breaks in yarn, roving, and sliver.
• Pieces up breaks in yarn, roving, and sliver and replaces nearly exhausted supply packages with full packages.
• Twists end of material from supply package to material in machine or threads material from supply package through machine guides and drawing rollers.
• Brushes yarn or lint from drawing rollers, guides, and rails.
• Notifies designated personnel of machine malfunction.
• May doff machine.
• May change travelers.
• May be designated according to machine tended as cap frame spinner; open-end spinner; ring frame spinner.