CBRE Government & Defense - 1320 Northwest Boulevard - Responsibilities: Install, maintain, and repair environmental-control systems including chillers, air handling units, and packaging units; Operate and troubleshoot electrical and pneumatic systems for refrigeration and air-conditioning equipment; Perform preventive maintenance and predictive maintenance activities; Examine equipment to determine necessary repairs and optimize system performance; Respond to shift coverage and perform routine testing and commissioning of HVAC systems