Maintenance Engineer

David Leslie Ltd; Chiswick; On-site; GBP 55,000 - 64,000; Full time

Benefits offered by this job

Company vehicle

Tools and testing equipment

Training and development support

Opportunity to join new Service &‑

Job summary

David Leslie Ltd in South London is seeking an experienced Air Conditioning Service Engineer to help establish a new dedicated HVAC Service & Maintenance department. You will cover planned maintenance, breakdowns and repairs, working with a small team and reporting to the Service & Maintenance Manager.

Expect varied technical work on split, multi-split and VRF/VRV systems, with a strong emphasis on fault diagnosis, safe working practices and high-quality customer service.

Qualifications

• Relevant experience in air conditioning, refrigeration or HVAC service and maintenance.
• Good practical knowledge of split, multi-split and VRF/VRV systems.
• Understanding of wider HVAC equipment including chillers, boilers and air source heat pumps.
• Confident diagnosing faults and identifying suitable repairs.
• Full UK driving licence.
• F-Gas Category 1 certification would be advantageous.

Responsibilities

• Carry out planned preventative maintenance, attend breakdowns and complete repairs to air conditioning and associated Building Services equipment.
• Service and maintain split, multi-split and VRF/VRV systems; replace components as needed.
• Inspect, clean and test equipment per maintenance schedules and manufacturer recommendations.
• Identify potential equipment failures and recommend remedial work to improve system performance.
• Explain findings and required work clearly to customers and managers.
• Complete accurate service reports, equipment readings and maintenance records.
• Follow safe working practices including safe isolation and risk assessments.
• Manage tools, testing equipment, and company vehicle responsibly.

Skills

Air conditioning service

Fault diagnosis

HVAC maintenance

UK driving licence

Health & safety awareness

Education

F-Gas Category 1 (advantageous)

Job description

Air Conditioning Service Engineer | HVAC Building Services | South London | £55,000-£64,000 + Company Vehicle

New Service & Maintenance Department | Established Mechanical Contractor | Varied Technical Work

An established Mechanical Building Services contractor is looking to recruit an experienced Air Conditioning Service Engineers as it develops a new dedicated Heating, Ventilation and Air Conditioning (HVAC) Service & Maintenance department.

With more than 25 years' experience in the Building Services industry, the company delivers mechanical installations, air conditioning and associated engineering services. It is now developing a dedicated team to support customers with planned preventative maintenance, fault diagnosis and repairs.

You will join at the beginning of this next stage, working alongside a Service & Maintenance Manager and another engineer. This offers an opportunity to contribute your practical experience, help establish effective working practices and become a valued member of a developing technical team.

The role combines independent site work with regular communication and support from colleagues. You will take responsibility for your maintenance visits, technical fault diagnosis and customer relationships, ensuring equipment is maintained to a high standard and practical solutions are provided when issues arise.

The Opportunity

As Air Conditioning Service Engineer, you will carry out planned preventative maintenance, attend breakdowns and complete repairs to air conditioning and associated Building Services equipment.

Your responsibilities will include:

• Servicing and maintaining split, multi-split and VRF/VRV air conditioning systems.
• Diagnosing faults, completing repairs and replacing components within your competence.
• Inspecting, cleaning and testing equipment in accordance with maintenance schedules and manufacturer recommendations.
• Identifying potential equipment failures and recommending remedial work to improve system performance.
• Explaining findings, repairs and outstanding work clearly to customers and the Service & Maintenance Manager.
• Completing accurate service reports, equipment readings and maintenance records.
• Following safe working practices, including safe isolation, risk assessments and customer site requirements.
• Managing tools, testing equipment, parts and your company vehicle responsibly.

You will work with colleagues and specialist subcontractors where required, sharing technical information and helping ensure customers receive a reliable, professional service.

About You

You will be an experienced Air Conditioning Service Engineer with strong maintenance and fault-finding skills, comfortable working independently and dealing directly with customers.

We are looking for:

• Relevant experience in air conditioning, refrigeration or HVAC service and maintenance.
• Good practical knowledge of split, multi-split and VRF/VRV systems.
• An understanding of wider HVAC equipment, including chillers, boilers and air source heat pumps.
• Confidence diagnosing faults, identifying suitable repairs and recognising when specialist support is required.
• The ability to organise your workload and communicate changes or delays promptly.
• A thorough approach to health and safety, service records and workmanship.
• Confidence using testing equipment and electronic job management systems.
• A full UK driving licence.

F-Gas Category 1 certification would be advantageous, with the precise certification requirements dependent on the work undertaken.

You should be reliable, approachable and comfortable explaining technical issues clearly. A willingness to share knowledge and contribute to the development of the new department will also be valued.

What's on Offer?

• £55,000-£64,000 basic salary, reflective of experience and technical expertise.
• Company vehicle.
• Company tools and testing equipment.
• Training and support to maintain relevant qualifications and technical knowledge.
• The opportunity to join a newly developing Service & Maintenance department within an established Mechanical Building Services contractor.
• Close working relationships with the Service & Maintenance Manager and fellow engineers.
• The opportunity to contribute ideas and help establish effective service and maintenance practices.

Location and Working Arrangements

The company has an office base in South London, with travel to customer sites required for planned maintenance, breakdowns and repairs.

The role involves working independently on site while maintaining regular contact with the wider service team.

Specific arrangements regarding site coverage, travel payments, overtime and participation in any call-out rota will be discussed during the recruitment process.

Also suitable for:

Also suitable for: Air Conditioning Maintenance Engineer, HVAC Service Engineer, HVAC Maintenance Engineer or Refrigeration & Air Conditioning Engineer