HVAC Engineer - London

Overview

Mobile HVAC Engineer - £45,000 + Benefits. Location: London and the South East.

Are you an experienced HVAC Engineer looking for a role with variety, autonomy, and the opportunity to work with market-leading ventilation technology? My client, a highly respected manufacturer within the HVAC sector, is seeking a Mobile HVAC Engineer to join their expanding Service & Commissioning team. This is an excellent opportunity to work nationwide on advanced Air Handling Units (AHUs) and specialist ventilation systems across commercial, leisure, and pool sectors.

Responsibilities

• Commission, maintain, and troubleshoot AHUs and ventilation systems.
• Set up and integrate controls using Modbus/BACnet for BMS connectivity.
• Conduct F-Gas inspections, leak tests, and refrigerant reporting (training available).
• Produce accurate service reports, commissioning documents, and refrigerant logs.
• Communicate clearly with customers, providing updates and technical explanations.
• Support with dehumidification/humidification systems and pool AHUs (advantageous).
• Carry out electrical troubleshooting and assist with wiring modifications.
• Work independently or as part of a team, with flexibility for UK travel and overnight stays.
• Identify, diagnose, and report technical issues efficiently and professionally.

Essential Requirements

• Proven HVAC engineering experience, specifically AHU commissioning.
• Knowledge of Modbus/BACnet controls and protocols.
• Good understanding of ventilation standards and energy-efficient system operation.
• Strong customer communication and professional conduct.
• Flexible approach to nationwide travel and mobile working.
• High level of accuracy and attention to detail in documentation.
• F-Gas qualification (or willingness to train).
• Full UK driving licence.

Desirable Experience

• Experience with pool AHUs and specialist environmental controls.
• Dehumidification/humidification system knowledge.
• Electrical installation and fault-finding capabilities.
• Additional HVAC-related certifications.

What's on Offer

• £40,000 salary
• Travel allowances and expenses
• Full product and controls training (including F-Gas if required)
• Supportive and collaborative team culture
• Clear progression and development opportunities
• Work with advanced, energy-efficient AHU technology and modern BMS systems

If you're a motivated HVAC professional looking to take the next step in your career, please apply with your CV and a brief overview of your relevant experience.