Senior Air Conditioning Engineer

Senior Mobile Air Conditioning Maintenance Engineer – FM Service Provider – M25 – Up to £55,000 + Van & Fuel Card CBW Staffing Solutions are currently recruiting for a Senior Mobile Air Conditioning Maintenance Engineer to join a leading FM service provider, covering a portfolio of commercial sites across the M25.

ARE YOU AN EXPERIENCED AC ENGINEER LOOKING FOR THE NEXT STEP IN YOUR CAREER? This is an excellent opportunity for an experienced Senior AC Engineer looking to take that next step and play a key technical role within a large FM contract. Alongside carrying out planned and reactive maintenance, you will act as a senior technical point of contact, supporting the wider engineering team and helping to upskill and develop AC engineers across the whole contract.

The successful candidate will have a minimum of 10 years' experience within the Air Conditioning industry, with strong technical knowledge and the ability to mentor and develop less experienced engineers. You will be expected to share your technical knowledge, assist with complex faults and help drive consistent engineering standards across the contract.

The company offers a competitive salary of up to £55,000, a company van and fuel card, regular overtime opportunities, ongoing technical training and genuine long-term career progression.

Key Duties & Responsibilities Carry out planned preventative maintenance (PPM) and reactive maintenance on a wide range of air conditioning systems, including VRV/VRF, split systems, AHUs and FCUs.

Diagnose complex faults and carry out repairs to ensure systems operate efficiently and reliably.

Act as a senior technical point of contact for AC engineering across the contract.

Support, mentor and upskill AC engineers across the wider contract, sharing technical knowledge and best working practices.

Assist engineers with complex fault finding and technical issues where required.

Help maintain consistent engineering standards across multiple sites within the M25.

Identify training and development requirements within the AC engineering team.

Perform routine inspections, filter changes, coil cleaning and system testing.

Ensure all work is completed in line with F-Gas regulations and industry standards.

Respond promptly to reactive maintenance calls across the contract.

Complete maintenance reports and job sheets accurately using the company's systems.

Liaise with clients, management and engineering teams to ensure high service levels are maintained.

Identify plant improvements and provide recommendations where appropriate.

Take ownership of your workload while supporting the wider engineering operation.

Package Salary: Up to £55,000 per annum

Monday to Friday, 8:00am – 5:00pm

Company van & fuel card provided

25 days annual leave plus bank holidays

Overtime available

Ongoing training and development

Genuine career progression

Uniform, tools and PPE provided

M25-wide commercial contract

Requirements

10 years' experience within the Air Conditioning industry

Valid F-Gas Certification

Relevant NVQ / City & Guilds qualification in Air Conditioning or Refrigeration

Strong experience within the HVAC / Building Services / Facilities Management sector

Extensive working knowledge of VRV/VRF systems, split systems, AHUs, FCUs and associated plant

Proven ability to mentor, coach and upskill other AC engineers

Strong technical fault-finding and problem-solving ability

Full UK Driving Licence

Excellent communication and client-facing skills

Ability to work independently while managing your own workload effectively

Willingness to travel across commercial sites within the M25

THIS IS A GENUINE STEP-UP OPPORTUNITY FOR AN EXPERIENCED AC ENGINEER LOOKING TO TAKE ON A MORE SENIOR TECHNICAL AND MENTORING ROLE