Installs, alters, replaces and repairs plumbing, such as water, gas, sewer and drainage systems; Checks and maintains autoclave sterilizers and medical gas systems, including, but not limited to, oxygen outlets, medical air and vacuum suction lines; Unstops sinks, basins, water lines and toilets; Flushes sewer lines, garbage disposals, floor drains, storm roof drains, and globe valves; Cuts, bends, assembles and installs various pipes, fittings, valves and fixtures for water, sanitary drainage, heating, gas and other plumbing systems; Installs, alters, repairs or replaces all types of plumbing fixtures, including, but not limited to, sinks, basins and water closets/toilets; Checks plumbing fixtures for leaks and other defects; opens and cleans clogged drains, pipes, and traps; Threads, reams, assembles, caulks, solders and welds various pipes and component parts; Repairs gas leaks; Drains and flushes water heaters; Installs, alters and repairs hot water boilers, hot water heaters, kitchen equipment, sterilizers, steam tables, laundry equipment, pressure gauges, soft water supplies, sprinkler heads, and other related equipment; Disassembles, cleans and resets bucket steam traps, inverted bucket traps, thermostatic traps and other related steam components; Maintains adequate work stock of plumbing supplies; Completes work orders and requisition forms; Installs and repairs various types of pumps; May be assigned as a Disaster Service Worker, as required; Performs other related work as required. Ability to: Read, interpret and work from diagrams, blueprints and schematics; Understand and follow oral and written instructions; Plan, layout, and estimate materials and labor cost for plumbing jobs and complete all necessary paperwork; Use computer and software applications such as maintenance management software, energy management systems, and common office applications; Establish and maintain effective working relationships with those contacted in the course of work.