Electrical Facility Engineer

Operate, maintain, and supervise electrical systems in the data center including:

Main and backup power distribution systems

Uninterruptible Power Supply (UPS) and battery systems

Diesel generators and fuel systems

Switchgear, MDB, DB, and circuit protection

Emergency lighting and grounding systems

Power quality monitoring and load balancing

Plan and perform preventive maintenance (PM), corrective maintenance (CM), and testing procedures according to industry standards and data center requirements (e.g., Uptime Institute, ISO, TIS)

Monitor power systems via BMS, EMS, or SCADA platforms and respond to alarms and electrical faults

Analyze electrical parameters and trends (voltage, current, harmonics, etc.) and recommend improvements to ensure reliability and efficiency

Prepare reports on system performance, maintenance records, and energy usage analysis (e.g., PUE reports)

Coordinate with mechanical engineers, IT infrastructure teams, and external contractors during maintenance or system upgrades

Review and develop technical documentation such as SOPs, MOPs, and emergency response procedures (EOPs)

Qualification

Bachelor's degree in Electrical Engineering or related field

Professional Engineering License (e.g., Thai “กว.” or equivalent) is required

Minimum 2–5 years of experience in electrical systems maintenance, preferably in data centers or mission-critical environments

Good understanding of power redundancy (N+1, 2N), load analysis, and electrical safety

Ability to work shifts and respond to emergency situations as needed