A professional who teaches workers to operate looms, employing knowledge of weaving techniques. Responsibilities include:

• Explains application and utilization of drawing-in draft. Identifies and describes functions of loom parts to familiarize trainee with loom.
• Demonstrates weaving techniques, such as tying weaver's knot, threading shuttle, loading loom magazine or battery, and drawing-in broken warp threads.
• Examines work of trainees to detect defective weaving and suggests methods to correct defective work.
• Recommends transfer from trainee status to weaver as trainees become proficient.