The Painter Assistant performs mixing, matching and applying paint to various surfaces, completing touchups and providing other operational tasks as directed and needed. Essential Duties & Responsibilities. Apply paint to surfaces including walls, floors, doors, and cabinets. Mix, match, and apply paint, varnish, shellac, enamel, and other finishes. Scrape, sandpaper, prime, or seal surfaces prior to painting. Clean walls to ensure proper adheren...