Ability to work in a variety of circumstances, including but not limited to standing, walking, bending, kneeling, crouching, crawling, climbing ladders, scaffolds, and high-lift equipment; working in ducts, crawl spaces, roofs, basements, above ceilings, and in outside/inside/heat/cold/day/night conditions. This position requires knowledge of HVAC systems, control devices,computer operations, electronics, direct digital controls, airflow, hydronic systems, IT networking, and building control techniques.