Data Center Mechanical Technician — Cooling & Maintenance

DayOne Data Centers HK Limited; Hong Kong; On-site; HKD 240,000 - 400,000; Full time

Job summary

DayOne Data Centers HK Limited is seeking a hands-on Mechanical Maintenance Technician to support critical cooling and mechanical systems in our Hong Kong data center campus. You will perform routine maintenance on pumps, motors, valves, CRAH units, heat exchangers, and other equipment, follow SOPs and MOPs, and keep meticulous maintenance logs.

This role requires strict adherence to safety protocols, including LOTO and chemical handling, and you will assist during emergency response to keep

Qualifications

• Experience maintaining pumps, motors, valves, FWU/CRAH units, heat exchangers and similar mechanical systems.
• Ability to troubleshoot mechanical systems under supervision and perform component replacements.
• Follow MOPs, SOPs and safety procedures in daily work.
• Conduct routine mechanical inspections and keep accurate maintenance logs.

Responsibilities

• Perform mechanical maintenance on pumps, motors, valves, FWU/CRAH units, heat exchangers, and other mechanical systems.
• Conduct troubleshooting and repair under supervision, including component replacement.
• Support chilled water system troubleshooting/restoration activities.
• Assist in developing and following MOPs, SOPs, and safety procedures for mechanical work.
• Conduct routine mechanical inspections and identify abnormal equipment conditions.
• Support emergency response during cooling or mechanical incidents.
• Maintain proper documentation, update maintenance logs, and comply with operational standards.
• Ensure adherence to safety practices including LOTO, chemical handling procedures.

Skills

Mechanical maintenance

Troubleshooting

Safety procedures

Maintenance documentation

Job description

DayOne Data Centers HK Limited is seeking a hands-on Mechanical Maintenance Technician to support critical cooling and mechanical systems in our Hong Kong data center campus. You will perform routine maintenance on pumps, motors, valves, CRAH units, heat exchangers, and other equipment, follow SOPs and MOPs, and keep meticulous maintenance logs.

This role requires strict adherence to safety protocols, including LOTO and chemical handling, and you will assist during emergency response to keep