BMS - Programmer Engineer (HVAC aftermarket maintenance - Metasys Experience)

The BMS Engineer (HVAC Systems) is responsible for managing, operating, and optimizing Building Management Systems, including PLC and DDC-based control systems, to ensure reliable and energy-efficient performance of HVAC and electromechanical equipment. The role covers medium-to-large-scale building projects.Key ResponsibilitiesOperate, monitor, and maintain BMS systems for HVAC equipment (chillers, AHUs, FCUs, pumps, exhaust fans, ventilation systems).Troubleshoot BMS alarms, HVAC faults, and control logic issues across PLC and DDC platforms.Perform preventive maintenance and calibration for sensors (temperature, humidity, pressure, flow).Review, modify, and optimize control logic, sequences of operation, and system parameters.Work with various control systems including PLC-based automation, DDC controllers, and SCADA interfaces.Update BMS graphics, trend logs, and system dashboards.Coordinate with mechanical, electrical, and HVAC teams to resolve system issues and implement corrective actions.Support commissioning and integration of new HVAC systems into BMS/PLC/DDC networks.Analyze system performance data to recommend improvements for energy efficiency and operational reliability.Maintain documentation including control schematics, wiring diagrams, I/O lists, and configuration files.Ensure compliance with ASHRAE standards, manufacturer guidelines, and safety regulations.Project & System ScopeThe BMS Engineer will typically work on:Medium to large-scale projects (20,000–200,000+ sqm).Commercial buildings, industrial plants, hospitals, data centers, and residential compounds.HVAC systems integrated with:Chiller plants (air-cooled & water-cooled).Variable Air Volume (VAV) systems.Heat recovery systems. Pump stations (CHW, CW, condenser pumps).Ventilation & pressurization systems.Control platforms such as:Siemens Desigo, Honeywell EBI, Schneider EcoStruxure, Johnson Controls Metasys.PLC systems (Siemens S7, Allen Bradley, Schneider M340/M580).DDC controllers (Tridium, Distech, Johnson Controls, Honeywell Spyder).Qualifications & Requirements:Bachelor’s degree in electrical, Mechatronics, Electronics, Instrumentation or Control Engineering.3–5 years of experience in BMS/HVAC controls, including PLC and DDC systems.Strong understanding of HVAC equipment, control logic, and electromechanical systems.Ability to read and interpret control drawings, wiring diagrams, and I/O maps.Experience with commissioning, testing, and troubleshooting BMS/PLC/DDC systems.Strong analytical and reporting skills.Leadership skills.Metasys experience (Required)