A professional who tends machine that presses decorative indentations on welt to separate or simulate stitches. Responsibilities include:

• Positions shoe against guide on machine bed.
• Pulls lever to adjust blade for stitch length when separating stitches.
• Depresses pedal to raise bed, pressing welt against machine head.
• Holds welt under indenter blade to separate stitches or under heated corrugated wheel that forms simulated stitching.
• May be designated according to process as stitch separator.