A deck painter's job involves prepping outdoor wood surfaces by cleaning, sanding, and applying stain or sealant using brushes, rollers, or sprayers to protect and enhance the wood's appearance. This role requires physical stamina to work in varying weather, proficiency with various painting tools, an eye for detail in surface preparation and color matching, and good communication skills to understand client needs. Responsibilities also include managing supplies, cleaning up the worksite, and ensuring safety protocols are followed.