Service & Maintenance Heating Engineer

Rendesco; Maidenhead; On-site; GBP 28,000 - 42,000; Full time

Benefits offered by this job

Company Van provided for business use

Private Medical Insurance

Electric Vehicle and Cycle to Work

£30 monthly phone allowance

£50 quarterly social budget

25 days holiday + Bank holidays

Training and progression opportunities

Job summary

Rendesco is seeking a Service Engineer to service, maintain and repair heat pump systems across residential, commercial and industrial sites. You will diagnose faults, optimise performance and ensure compliance with industry standards, contributing to reliable, low-carbon heating solutions.

The role requires hands-on experience with ground and air source heat pumps, fault finding, and a proactive approach. A valid NVQ in plumbing/heating or refrigeration and G3 unvented qualification are

Qualifications

• NVQ Level 2 or 3 in Plumbing, Heating, or Refrigeration is essential.
• G3 qualification unvented is essential.
• FGAS is desirable but not essential.

Responsibilities

• Maintenance, fault finding and repairs on heat pumps in various settings.
• Diagnose faults and test system functionality after service.
• Ensure compliance with health, safety and environmental guidelines.

Skills

Ground Source Heat Pumps

Air Source Heat Pumps

Fault finding

Troubleshooting

Heating systems knowledge

Pumps and valves

Safety requirements

PLC basics

Electrical fault finding

Education

NVQ Level 2 or 3 in Plumbing, Heating, or Refrigeration

G3 unvented qualification

FGAS (Desirable)

Job description

Description

Department: Operations

Location: Maidenhead

The Role

As a Service Engineer with Rendesco, you will be responsible for the servicing, maintaining, and repairing of heat pump systems in residential, commercial, and industrial settings. This hands-on role will involve diagnosing faults, optimising system performance, and ensuring compliance with industry standards and regulations. You will be at the heart of maintaining the high standards of service that Rendesco is known for, directly contributing to the reliability and efficiency of our cutting-edge, low-carbon heating systems.

Key Responsibilities

Maintenance & Repair

• Conduct routine servicing, fault finding, repairs, and preventive maintenance of industrial, commercial, and domestic ground and air-source heat pumps.
• Diagnose and troubleshoot faults in heat pump systems.
• Replace defective components and test system functionality.

Customer Support & Reporting

• Provide technical advice and support to customers, ensuring their systems operate smoothly.
• Complete service reports and maintain up-to-date documentation.
• Educate customers on system operation and energy efficiency.

Compliance & Safety

• Ensure all work complies with health and safety regulations.
• Handle refrigerants safely and in accordance with environmental guidelines.
• Stay updated on industry standards and best practices.

Skills Knowledge & Expertise

• Experience with Ground Source and Air Source Heat Pumps installing, servicing, or commissioning systems.
• Fault finding and troubleshooting experience with heating systems.
• Understanding of heating systems, associated pumps/valves, and safety requirements.
• A basic understanding of PLC control systems.
• Electrical fault finding to board/component level would be advantageous.

Personal Attributes

• Strong Customer Service and Communication Skills vital for liaising with customers.
• A good Team Player who is comfortable with lone working, as this role involves travelling to customer sites.
• A proactive problem-solver with a hands-on approach.

Education

• NVQ Level 2 or 3 in Plumbing, Heating, or Refrigeration (Essential)
• G3 qualification unvented (essential)
• FGAS (Desirable but not essential)

Location

• Ideal location for this role would be Reading, Newbury, or surrounding areas.

Why join the Operations and Maintenance team at Rendesco?

• A competitive annual salary & overtime.
• Company Van provided for business use.
• Private Medical Insurance after successful completion of probation.
• Electric Vehicle and Cycle to Work Salary Sacrifice Schemes.
• £30 monthly phone allowance.
• £50 quarterly social budget.
• 25 days holiday plus bank holidays.
• Training, development and progression opportunities.
• A collaborative and supportive culture, with regular company socials, team events and celebrations designed to bring our teams together.

Be the change.

This is a unique opportunity to join a rapidly growing business in a high-demand industry, with the chance to initially contribute to an iconic development that will set a new benchmark for sustainable living in the UK.

At Rendesco, we're committed to creating an inclusive workplace. As a Disability Confident and equal opportunities employer, we welcome applications from all backgrounds.

Find your flow. Join the Hub.

At Rendesco, we're working towards a cleaner, lower-carbon future through innovative heat solutions. We're building a team of curious, talented people who want to make a difference - and we'd love you to be part of it.