The Sr. Controls Service Technician perform preventive maintenance, troubleshooting, and repair of building automation systems and their components. As a Sr. Controls Service Technician you will provide analysis of building control and HVAC system performance in buildings; provide accurate and complete documentation in a timely manner; perform DDC controls startup/programming as required and cct as liaison to customer, and electrical installer. Employment at Will: Nothing herein is intended to create a contract of employment or to guarantee employment for a definite duration.