Associate Manager, Mechanical (Data Centre)

About the role

The Associate Manager, Mechanical Operations will support the day‑to‑day management of Singtel’s high‑density data centre facilities that host the GPU‑as‑a‑Service platform. Working closely with the GPUaaS IT Operations team, the role ensures infrastructure readiness, operational reliability and service availability for AI and GPU‑based workloads.

Key responsibilities

• Assist the DC Operations Manager in maintaining 24/7 operational readiness and compliance with SLAs.
• Coordinate deployment, onboarding, relocation and de‑commissioning of GPU and IT equipment with IT Operations teams.
• Perform electrical load‑balancing assessments, fail‑over analysis and support both air‑cooled and liquid‑cooled infrastructure.
• Deploy, operate and maintain liquid‑cooling infrastructure, including CDUs, heat exchangers, piping networks and leak‑detection systems.
• Conduct routine maintenance activities such as pressure testing, coolant quality monitoring, filter replacement and leak management.
• Monitor system performance indicators (thermal efficiency, flow rates, leak detection) and ensure regulatory and safety compliance.
• Identify and mitigate operational risks related to leaks, condensation, corrosion and equipment failures.
• Manage preventive and corrective maintenance programmes for mechanical and electrical systems.
• Plan and support data‑centre infrastructure projects, upgrades and capacity expansions.
• Develop and maintain contingency and emergency response plans for critical infrastructure events.
• Provide technical guidance to DC Operations teams and support incident management, root‑cause analysis and continuous improvement.
• Report KPIs on infrastructure reliability, availability, energy efficiency and utilisation.

Required profile

Required skills

• Liquid cooling system operation and maintenance
• Cooling Distribution Units (CDU) management
• Heat exchanger handling
• Piping network design and maintenance
• Leak detection system operation
• Pressure testing procedures
• Coolant quality monitoring
• Electrical load‑balancing assessment
• Fail‑over analysis
• Preventive and corrective maintenance programmes