HVAC Engineer (Bukom)

NES GLOBAL PTE. LTD.; Singapore; On-site; SGD 70,000 - 110,000; Full time

Job summary

NES GLOBAL PTE. LTD. is seeking an HVAC Engineer to ensure safe, reliable operation of HVAC systems across Bukom site offices, labs, control rooms and workshops.

The role includes maintenance, improvement projects and coordination with electrical teams to manage power, controls and instrumentation. The ideal candidate has a strong HVAC foundation with an electrical background, and at least 5 years in HVAC maintenance, facilities engineering or project delivery, in heavy industry environments.

Qualifications

• Diploma or degree in Electrical/Mechanical/Building Services Engineering or related field.
• Minimum 5 years of HVAC maintenance, facilities engineering or project delivery experience.
• Experience in industrial environments such as petrochemical or data centre preferred.
• Strong electrical background with HVAC experience.
• Familiar with safety and permit-to-work practices.

Responsibilities

• Provide maintenance and support for HVAC systems across site facilities.
• Review electrical and control-system faults and coordinate with electrical teams.
• Lead or participate in project delivery, from assessment to handover.
• Monitor energy performance and identify efficiency opportunities.
• Manage contractors and coordinate with stakeholders.

Skills

Electrical engineering

HVAC systems

Troubleshooting

Contractor management

Site coordination

Safety compliance

Project delivery

Communication

Education

Diploma/degree in Electrical Engineering

Mechanical or Building Services Engineering

Facilities Management related qualification

Tools

BACnet

Modbus

Building Management System

Job description

Your role

Our major Oil & Gas Downstream Client is looking for HVAC Engineer who will be responsible for ensuring the safe, reliable and efficient operation of HVAC systems across the Bukom site’s offices, laboratories, control rooms, workshops and other supporting facilities.

The role supports both day-to-day maintenance and the delivery of HVAC replacement, rejuvenation and improvement projects. The engineer should have a strong HVAC foundation together with an electrical background, particularly in HVAC power supplies, motors, variable-speed drives, control panels and instrumentation.

Key Responsibilities

HVAC Maintenance and Reliability

• Provide technical support for chillers, cooling towers, chilled-water systems, air-handling units, fan-coil units, split-unit systems, ventilation systems and precision cooling equipment
• Oversee preventive, predictive and corrective maintenance performed by the integrated facilities management team and specialist contractors
• Review equipment condition, breakdown history, recurring defects and maintenance effectiveness
• Troubleshoot HVAC mechanical, electrical and control-system faults
• Review maintenance schedules, service reports, technical findings and contractor recommendations.
• Maintain appropriate critical spares
• Support emergency response and restoration of HVAC services during breakdowns.

Electrical and Controls Support

• Review and troubleshoot HVAC electrical systems, including power supply, isolators, motor control panels, starters, contactors, protection devices, VSDs and associated cabling
• Verify electrical load requirements and interface requirements for new or replacement HVAC equipment
• Review control schematics, wiring diagrams, cause-and-effect logic and equipment interlocks
• Support the diagnosis of sensors, actuators, thermostats, transmitters, control valves and communication faults
• Coordinate with the site electrical team and Licensed Electrical Worker where electrical switching, modification or regulatory oversight is required
• Ensure safe isolation, lockout/tagout and reinstatement of HVAC electrical equipment.

Project Engineering and Delivery

• Carry out site assessments and establish project requirements with building occupants, operations, maintenance teams and other stakeholders
• Prepare preliminary technical solutions, cost estimates, schedules and budget justifications
• Review contractor proposals, technical submissions, drawings, equipment selections and method statements
• Participate in tender evaluations and provide technical recommendations.
• Coordinate project execution, including site access, permits, isolations, shutdowns and interfaces with existing facilities
• Monitor contractor performance, safety, quality, schedule and costs
• Review equipment capacity, redundancy, maintainability, electrical requirements and compatibility with existing systems
• Lead or participate in pre-start‑up safety reviews and project handovers
• Ensure review submission of as-built drawings, operation and maintenance manuals, warranties, test records and training materials
• Support Management of Change requirements where modifications affect system design, operating conditions or facility risk.

Energy and Performance Management

• Monitor HVAC performance, energy consumption and equipment operating trends
• Identify opportunities to optimise temperature settings, operating schedules, equipment sequencing and control strategies
• Support energy‑efficiency initiatives and sustainability targets
• Evaluate lifecycle cost when recommending repair, replacement or upgrading options
• Track the performance and benefits of completed improvement projects.

Contractor and Stakeholder Management

• Coordinate closely with IFM partners, HVAC specialists, electrical personnel, project contractors and equipment vendors
• Engage building occupants and operational stakeholders when planning shutdowns or responding to service disruptions
• Communicate equipment status, operational risks, recovery plans and project progress to management
• Ensure contractors demonstrate proactive ownership of maintenance and project deliverables.

You are what we are looking for if you:

• Have Diploma or degree in Electrical Engineering, Mechanical Engineering, Building Services Engineering, Facilities Management or a related discipline
• Have strong electrical engineering background combined with practical HVAC experience
• Have minimum 5 years of relevant experience in HVAC maintenance, facilities engineering or project delivery.
• Have experience working in an industrial, petrochemical, pharmaceutical, semiconductor, data centre or other high-reliability environment is preferred
• Have practical knowledge of chilled-water systems, air-side systems, ventilation and packaged air‑conditioning equipment
• Have good understanding of motors, protection systems, VSDs, HVAC control panels and electrical schematics
• Are familiar with Building Management Systems, control logic and communication protocols such as BACnet or Modbus
• Have experience managing contractors and coordinating work in an operating facility
• Have experience preparing technical scopes, reviewing quotations and managing small‑to‑medium‑sized projects
• Have knowledge of permit‑to‑work, electrical isolation and general workplace safety requirements.

Core Competencies

• Strong troubleshooting and analytical ability.
• Able to assess both mechanical and electrical aspects of HVAC failures.
• Good understanding of asset reliability and lifecycle management.
• Practical and solutions‑oriented approach.
• Strong contractor‑management and site‑coordination skills.
• Able to prioritise work across breakdowns, planned maintenance and projects.
• Clear written and verbal communication.
• Able to work independently while collaborating with multidisciplinary teams.
• Strong commitment to safety, quality and operational reliability.
• Good ownership and follow‑through.

Key Performance Indicators

• Availability and reliability of critical HVAC systems.
• Reduction in recurring equipment failures and unplanned outages.
• Preventive‑maintenance completion and quality.
• Timely closure of equipment defects and audit findings.
• Project delivery against approved scope, schedule, budget and safety requirements.
• Contractor performance and responsiveness.
• Energy-performance improvements.
• Quality and completeness of technical documentation and project handover.

Working Requirements

• Based primarily at Pulau Bukom.
• Regular site walkdowns and access to plant buildings, rooftops, mechanical rooms and electrical rooms
• May require climbing stairs and ladders and working in outdoor industrial conditions
• May be required to support urgent breakdowns or planned shutdown activities outside normal working hours
• Must be comfortable working within a controlled industrial environment with strict safety and permit requirements.