Summary of Job: The Residential Service Plumber is responsible for installing, repairing, servicing and maintaining pipes, fixtures, and other plumbing used for water distribution and wastewater disposal in residential homes and some light-commercial applications. Job Responsibilities: Install, repair and maintain water treatment equipment, piping and controls, underground storm sanitary and water piping systems, sinks, tubs, toilets, water heaters, conditioners, plumbing fixtures, appliances and trim.