Senior HVAC Site Supervisor – Renewable Installations

Zoom Recruitment; Croydon; On-site; GBP 45,000 - 58,000; Full time

Benefits offered by this job

Company van

Uniform provided

Fuel card

28 days holiday (including bank)

Company pension scheme

Travel compensation for long unpaid往

Ongoing training on new equipment

Career progression opportunities

On-site fitness/gym access

Job summary

Zoom Recruitment is staffing an HVAC Engineer Site Supervisor to oversee AC/HVAC installations across multiple sites in London & South East. The role focuses on supervising subcontractors, ensuring high installation standards, and providing technical support on premium residential and commercial projects.

The ideal candidate will have category F-Gas 2079, time-served HVAC experience, and strong commissioning/fault-finding skills for split, multi-split and VRV systems, with a focus on quality and

Qualifications

• Category 1 F-Gas 2079 certification.
• Time-served engineer with broad HVAC and building services experience.
• Previous experience supervising installers or subcontractors on site.
• Confident commissioning and fault-finding across a variety of AC and refrigeration systems.
• Strong installation experience with split, multi-split and VRV systems.
• Experience working with Daikin and Mitsubishi equipment.

Responsibilities

• Carry out pre-start site surveys, checking access, services, materials, designs and project readiness.
• Supervise and coordinate subcontractors throughout installation projects.
• Allocate work, monitor progress and ensure projects remain on schedule.
• Maintain high standards of workmanship and installation quality.
• Act as the main point of contact for clients, contractors and other trades on site.
• Support the HVAC Manager with installation planning, project oversight and quality control.
• Commission a variety of AC and HVAC systems, including split systems, multi-splits, VRV, MVHR and ventilation.
• Complete commissioning documentation and records.
• Oversee snagging through to final sign-off and handover.
• Attend call-backs, diagnose faults and carry out necessary repairs.
• Provide technical advice and support to colleagues and subcontractors.
• Identify additional works, variations and opportunities to improve installations.
• Carry out hands-on installation work when required.
• Work across split systems, multi-splits, VRV, MVHR and ventilation.
• Ensure all work complies with manufacturer specifications, including Daikin and Mitsubishi equipment.
• Maintain high standards of health and safety across all sites.
• Ensure correct refrigerant handling and installation procedures are followed.

Skills

HVAC systems

Supervision

Commissioning

Project coordination

Health & safety

Communication

Education

NVQ Level 3 in Air Conditioning and Refrigeration

SSSTS or SMSTS qualification

Category 1 F-Gas 2079 certification

Tools

Daikin equipment

Mitsubishi equipment

Full UK driving licence

Job description

Zoom Recruitment is staffing an HVAC Engineer Site Supervisor to oversee AC/HVAC installations across multiple sites in London & South East. The role focuses on supervising subcontractors, ensuring high installation standards, and providing technical support on premium residential and commercial projects.

The ideal candidate will have category F-Gas 2079, time-served HVAC experience, and strong commissioning/fault-finding skills for split, multi-split and VRV systems, with a focus on quality and