A Siemens HVAC Controls job involves installing, programming, maintaining, and troubleshooting Siemens building automation systems that control heating, ventilation, and air conditioning (HVAC) equipment. Professionals in this role work with sensors, controllers, and software to optimize system performance and energy efficiency. They may also collaborate with clients, engineers, and technicians to ensure proper system functionality. Strong technical knowledge of Siemens control products, networking, and HVAC principles is essential.