System Optimization: You'll be pulling wire, installing conduits, building control boxes with relays and terminal blocks, mounting control boxes in mechanical rooms, wiring controls, programming controls, indexing actuators on valves, installing thermostats, testing / commissioning systems, troubleshooting systems, creating electrical diagrams of as built systems, etc. Systems that consist of many zones of radiant heat, many zones of forced air heating and cooling, humidity, make up air, air source heat pumps, ground source heat pumps, multiple boilers, multiple fan coil units, snowmelt systems etc.