Senior Operations Engineer

BARRINGTON JAMES LIMITED SINGAPORE BRANCHSingaporemycareersfuturepublished 09/21/2026
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Senior Operations Engineer

Location: Singapore Salary: SGD 7,000 - SGD 7,800 Full time employment

Responsibilities:

  • Lead and supervise a group of technicians and manage contractors in the execution of maintenance activities to ensure operational reliability and compliance with safety requirements.
  • Manage and support the day-to-day operation of large-scale chilled water plants and HVAC systems, including troubleshooting, performance monitoring, and energy optimization. Prior experience in District Cooling System (DCS) operations is preferred.
  • Plan, coordinate, and execute using CMMS for AHU, FCU and associated chilled water system.
  • Develop and implement work plans, including purchase requisitions, selection/evaluation of contractors, as well as maintenance activities scheduling and costing.
  • Perform frontline troubleshooting of airside systems, including: Air Handling Units(AHU) / Fan Coil Units (FCU). Associated chilled water control valves, actuators, sensors, pumps, VSDs etc
  • Attend to operational faults, customer complaints, alarms, and system abnormalities, and carry out root cause analysis where required.
  • Ensure system availability, reliability, energy efficiency and service delivery targets are achieved.
  • Arrange, supervise, and follow up on corrective maintenance and breakdown works.
  • Liaise and coordinate with vendors, contractors, and OEMs to ensure maintenance and repair works are carried out safely and effectively.
  • Act as frontline technical support to customers, attending site meetings and address operational and air conditioning related issues.
  • Review vendor service and maintenance reports and escalate any recurring or critical issues.
  • Support implementation of energy efficient operating practices during daily operations.
  • Ensure all works are carried out in accordance with company safety procedures and requirement.
  • Prepare monthly operational reporting, efficiency reports and documentation as required

Requirements:

  • Diploma or Degree in Mechanical, Electrical, or Building Services Engineering.
  • 5 to 10 years of relevant experience in O&M oflarge scaled chilled water plants.
  • Hands on experience with Chilled water systems incommercial, industrial, or utility environments.
  • Good practical knowledge of chilled waterdistribution to airside systems.
  • Able to troubleshoot HVAC and ACMV system faultsindependently.
  • Comfortable working frontline with customers andsite stakeholder.
  • Strong safety mindset and proactive approach to problem solving