Renewable Servicing Engineer (Air Source Heat Pumps).

Role Overview

Watford ME is seeking an experienced Renewable Servicing Engineer to join our growing team, responsible for the servicing, maintenance, and fault-finding of air-to-water heat pump systems across residential and light commercial properties.

Key Responsibilities

Heat Pump Servicing & Maintenance

• Planned servicing and preventative maintenance of air-to-water heat pumps (ASHPs)

• Reactive fault-finding and repair of renewable heating systems

• System performance checks and efficiency optimisation

• Maintenance of associated equipment, including:

  • Buffer vessels

  • Hot water cylinders

  • Pumps, valves, and expansion vessels

  • Heat pump controls and thermostats

Fault Finding & Diagnostics

• Diagnose electrical, mechanical, hydraulic, and control faults

• Read and interpret wiring diagrams, schematics, and manufacturer documentation

• Liaise with manufacturer technical support where required

Compliance & Reporting

• Complete service reports, maintenance records, and compliance documentation

• Ensure works comply with:

  • Manufacturer servicing requirements

  • Building Regulations and industry best practice

Client & Site Interaction

• Communicate clearly with clients and occupants

• Provide basic user guidance where required

• Represent Watford ME professionally on site

Required Skills & Experience

Essential

• Proven experience servicing air source / air-to-water heat pump systems

• Strong understanding of low-temperature heating and hydronic systems

• Electrical fault-finding skills (controls level)

• Ability to work independently and manage workload

• Full UK driving licence

Desirable

• F-Gas qualification (Cat 1 preferred)

• Manufacturer training (Mitsubishi, Daikin, Samsung, Vaillant, NIBE, etc.)

• Experience working on MCS-compliant systems

• Domestic and light commercial renewable experience

Qualifications

• NVQ Level 2 or 3 in Plumbing & Heating / Mechanical Engineering (or equivalent)

• Heat Pump / Renewable Energy qualifications (highly desirable)

What We Offer

• Competitive salary (DOE)

• Company van, fuel card, tools, and uniform provided

• Ongoing manufacturer and renewable training

• Long-term career progression within a growing renewable-focused contractor

• Supportive, professional working environment