60%- Repairs, troubleshoots, modifies, and maintains utility systems, including high/low pressure steam, high/low pressure condensate, fire protection mains, sanitary sewer, compressed air, chilled water supply/return, domestic hot/cold water, storm water, and heating water supply/return. Work skills include fabrication, installation, and repair of different piping materials, including cast iron, steel, copper, and plastic (PVC, PE, HDPE, etc.) to above and below ground systems, including tunnel installation.
10%- Troubleshoots system blockages for sewer and drainage piping. Operates high pressure water and blast cleaning equipment to restore proper flow characteristics.
10%- Installs piping system from complex drawings and specifications requiring knowledge of fabrication and assembly techniques of copper, cast iron, plastic, and steel materials.
5%- Installs, repairs, and performs preventive maintenance on pressure regulators, pressure gauges, steam traps, safety relief valves, flow meters, thermal expansion joints, check valves, and block valves.
5%- Performs multiple trade skills related to plumbing, such as thermal insulation, welding, soldering, excavation, shoring/backfilling, underground pipe coatings, and cathodic protection.
5%- Operates natural gas leak detectors, underground pipe locators, welding machines, and trackhoe/backhoes.
5%-Prepares material and purchase requisitions. Other duties as assigned.