Diagnoses, troubleshoots, repairs, adjusts, and tests plumbing systems and components, including domestic water and sanitary piping, fixtures, faucets, valves, flushometers, toilets, sinks, drains, traps, pumps, water heaters, backflow-related components, and related equipment, within training, certification, licensing, and authorization limits. Ability to obtain and maintain job-related safety training/certifications required for assigned duties, which may include OSHA/NC OSH training, hazard communication, lockout/tagout, respiratory protection, confined space, fall protection, ladder safety, powered industrial trucks, aerial lifts, or hot work.