The employee must be able to walk sites and uneven terrain; climb and work from ladders and aerial/scissor lifts; work in mechanical/electrical rooms, ceilings, and confined spaces; and stand, bend, kneel, reach, and lift up to 50 pounds regularly. The Security Service Technician troubleshoots, repairs, maintains, and administers electronic safety and security (ESS) systems for end-user and owner accounts — access control, IP video, intrusion, and intercom.