Plumber Job Responsibilities: Install, repair, and maintain pipes, valves, fittings, drainage systems, and fixtures in commercial and residential structures. Collaborate with general contractors, electricians, and other construction professionals. Follow building plans and blueprints. Respond to, diagnose, and resolve plumbing emergencies. Perform routine inspections of plumbing and drainage systems. Light construction, carpentry, painting, plastering, flooring, ceiling and electrical work as required. Prepare bids, budgets, and cost estimates. Keep accurate records of time spent working, description of work performed and materials used. Prepare bids, budgets, and cost estimates. Keep accurate records of time spent working, description of work performed and materials used.