Uses BAS control platform software and color graphics include trend logs related to the automation systems to inform facilities management and/or building occupants of temperature complaints and/or equipment issues, create and storage annual automation back-ups, and implements occupied/unoccupied equipment schedules. Under the general direction of a higher official, performs preventive maintenance, repair, installation, replacement, and general servicing of Building Automation Systems (BAS) and heating, ventilation, and air conditioning (HVAC) control systems.