Hvac Engineer

Velocity Recruitment; Greater London; On-site; GBP 45,000 - 65,000; Full time

Job summary

Velocity Recruitment seeks an HVAC Engineer for a leading global facilities management provider on a Data Centre contract in Canary Wharf. You will maintain data centre HVAC plant and equipment to support Data Hall cooling and environmental conditions.

Role emphasises Indirect Adiabatic Cooling (IAC), VRV/VRF systems, AHUs, heat exchangers and chilled water loops, with focus on reliability, energy efficiency and safe operation.

Qualifications

• Extensive HVAC maintenance experience in data centre or critical environments.
• F-Gas certification and refrigerant handling experience.
• Strong fault-finding and diagnostic abilities.

Responsibilities

• Carry out planned and reactive maintenance on HVAC plant and building services.
• Fault find and maintain VRV/VRF air conditioning systems.
• Operate, maintain and optimise Indirect Adiabatic Cooling (IAC) systems in mission-critical environments.
• Ensure cooling infrastructure maintains Data Hall temperature and humidity within parameters.
• Monitor plant performance through BMS/EPMS systems and conduct PM inspections.

Skills

HVAC maintenance

Multiskilled maintenance

IAC systems

BMS/EPMS monitoring

Fault-finding

Education

Apprenticeship (time-served)

Tools

BMS/EPMS software

HVAC instrumentation

Job description

Job Title - HVAC Engineer

About the Role:

My client is a leading global provider of integrated facilities management and they are recruiting for a HVAC Engineer to join a well-known Data Centre contract, located in Canary Wharf.

As the HVAC Technician for Data Centres, you will be responsible for the electrical and mechanical maintenance of data centre plant and equipment, ensuring a safe and efficient working environment. You will play a key role in maintaining HVAC systems, with a focus on cooling infrastructure supporting Data Hall environments.

The successful candidate will have extensive experience operating, maintaining and fault-finding Indirect Adiabatic Cooling (IAC) systems and supporting critical cooling infrastructure that underpins Data Centre operations.

You will contribute to site resilience, energy efficiency, cooling optimisation and continuous improvement initiatives whilst maintaining the highest standards of safety, housekeeping and engineering excellence.

Key Responsibilities

• Carry out planned and reactive maintenance on HVAC plant, equipment and building services.
• Fault find and maintain a wide range of HVAC systems, including VRV/VRF air conditioning systems.
• Operate, maintain and optimise Indirect Adiabatic Cooling (IAC) systems serving mission-critical Data Hall environments.
• Ensure cooling infrastructure operates efficiently and reliably to maintain Data Hall temperature and humidity within operational parameters.
• Monitor cooling plant performance through BMS, EPMS systems.
• Carry out planned preventative maintenance, inspections and testing of IAC equipment, AHUs, heat exchangers, fans, pumps, valves and associated mechanical systems.
• Diagnose and rectify mechanical, electrical, controls and performance-related faults affecting critical cooling systems.
• Support emergency response activities relating to cooling plant failures and critical infrastructure incidents.
• Conduct root cause analysis (RCA) following equipment failures and implement corrective actions.
• Verify cooling redundancy arrangements and resilience strategies remain effective and available.
• Identify risks to plant and equipment, including critical spares management and lifecycle replacement planning.
• Analyse plant performance trends and identify opportunities to improve reliability, energy efficiency and cooling performance.
• Complete and improve preventative maintenance programmes.
• Follow Risk Assessments, Method Statements and Permits to Work.
• Use CAFM systems and mobile devices to manage maintenance tasks and asset information.

Essential Requirements

• Recognised or time-served apprenticeship.
• Proven experience in HVAC maintenance within commercial, critical or Data Centre environments.
• Strong mechanical competence (City & Guilds or equivalent).
• F-Gas certification and experience handling refrigerants.
• Multiskilled maintenance capability.
• Excellent fault-finding and diagnostic skills.
• Extensive experience operating, maintaining and fault-finding Indirect Adiabatic Cooling (IAC) systems within mission-critical environments.
• Indirect Adiabatic Cooling systems
• Air Handling Units (AHUs)
• Heat Exchangers
• Cooling coils and evaporative cooling technologies
• Chilled water systems
• HVAC controls and optimisation strategies
• Water treatment processes