A professional who tends series of color-depositing machines that deposit and brush color mix through stencils to produce patterns on hard-surface floor covering. Responsibilities include:

• Observes machines to ensure required laying-on, brushing, and scraping operations in each unit.
• Signals other worker to stop machines, and adjusts and oils blades, scrapers, and brushes in malfunctioning unit, using handtools and oilcan.
• Removes mix adhering to plate and cleans out clogged stencils, using brush and scraper.
• Installs and adjusts stencils for pattern changes.
• Signals workers to dump colors into machine, according to pattern formula sheet.