Senior Installation Engineer - Renewables - Heat Pump

Rendesco Limited; Greater London; On-site; GBP 42,000 - 62,000; Full time

Benefits offered by this job

Company van

25 days holiday

Private medical insurance

Electric Vehicle salary sacrifice

Phone allowance

Team social budget

Training & development opportunities

Job summary

Rendesco Limited is recruiting an experienced engineer to install and oversee heat pump and heat network systems across the UK. The role requires reading drawings, QA/QC, and supervising junior engineers. Travel across projects is expected.

You will perform heat pump installations, HIU fitouts, pipefitting, and fault diagnosis while adhering to UK regulations and safety standards. The position offers training and growth opportunities.

Qualifications

• NVQ Level 2/3 in Plumbing and Heating required or equivalent.
• Proven experience installing Ground Source Heat Pump systems.
• Strong plumbing and/or pipefitting experience.
• Experience in domestic renewable energy installations.
• Good knowledge of hydraulic systems and UK regulations.
• Ability to read technical drawings and complete inspection and quality documentation.
• Strong communication, leadership and problem-solving skills.
• Flexibility to travel and work away from home when required.
• Experience with district heat networks and commercial pre-insulated pipework desirable.

Responsibilities

• Installation of heat pump systems including setup and integration for large-scale Pump Rooms/Plant Rooms/Energy Centres.
• Installation of Heat Interface Units (HIUs) in residential settings.
• Pipefitting of heating/cooling/hot water distribution systems.
• Fusion weld pipework installation for large-scale projects.
• Laying pre-insulated pipework (PIP) in trenches or ground level.
• Basic electrical work to heat pump systems.
• Fault finding and fixing operational issues.
• QA/QC through inspections and documentation to standards.

Skills

NVQ Level 2/3 in Plumbing & Heating

Ground Source Heat Pump experience

Plumbing & pipefitting

Domestic renewable energy

Hydraulic systems knowledge

Reading technical drawings

Leadership / supervision

Willingness to travel

District heat networks experience

Education

NVQ Level 2/3 in Plumbing & Heating

Job description

Rendesco is the UK's leading heat pump and heat network business. We design, build, fund, own and operate heat networks and heat pump systems that help to decarbonise our homes. Our unique low cost and low carbon solutions enable new-build developers, social housing providers and homeowners to move away from gas quickly, affordably and at scale.

We're at an inflection point. The market is moving decisively towards low carbon heating, and we have the capital, technology and track record to lead this transition. We're now looking for talented people to help us build the future of low carbon energy.

Location: Nationwide – with exciting projects across the UK, you must be willing to travel.

You’ll be responsible for installing and overseeing heat pump and heat network systems, while supporting and supervising junior engineers.

Your work will include:

• Installing and integrating ground source heat pumps and Heat Interface Units (HIUs).
• Plumbing and pipefitting for heating, cooling and hot water systems.
• Installing insulation, lagging and associated equipment.
• Carrying out basic electrical and control work.
• Diagnosing and resolving technical issues.
• Reading technical drawings and ensuring work meets quality and regulatory standards.
• Supporting and supervising junior members of the engineering team.

We're looking for an experienced engineer with:

• NVQ Level 2 or 3 in Plumbing and Heating, or equivalent.
• Proven experience installing Ground Source Heat Pump systems.
• Strong plumbing and/or pipefitting experience.
• Experience in domestic renewable energy installations.
• Good knowledge of hydraulic systems and relevant UK regulations.
• The ability to read technical drawings and complete inspection and quality documentation.
• Strong communication, leadership and problem-solving skills.
• Flexibility to travel and work away from home when required.
• Experience with district heat networks and commercial pre-insulated pipework would be highly desirable.

As part of our engineering team, your duties will include completion of and supervising roles for:

• Installation of heat pump systems: This includes the completion of setting up and integrating heat pump units mainly for large-scale Pump Rooms / Plant Rooms / Energy Centres but inclusive of individual residential properties, ensuring all connections, fittings, and system components are properly installed and comply with relevant regulations and standards. This comprises the vast majority of Rendesco projects.
• Installation of Heat Interface Units: Fitout of Heat Interface Units (HIUs) in residential settings, which involves connecting these units to centralised heating systems to provide efficient heating and hot water supply within individual homes. Awareness of this and how HIUs integrate into larger networks is beneficial.
• Pipefitting of heating/cooling/hot water distribution systems: Installing, aligning, and securing pipework for the distribution of heated, cooled, or hot water throughout buildings, ensuring optimal system performance and adherence to safety and operational standards.
• Installation of fusion weld pipework: Performing and coordinating fusion welding, to join pipework at ground level for large scale construction projects. Ensuring durable and leak-proof connections for the transport of heating and cooling fluids. Additionally, some experience is preferred for working within residential properties.
• Installation of PIP {pre insulated pipework}: Management and laying / connecting pre-insulated pipework in trenches or at ground level, focusing on efficient insulation and long‑term reliability for heating and cooling systems in outdoor or underground installations.
• Basic electrical work to the various parts of our heat pump systems: Performing essential electrical tasks related to the heat pump systems, such as wiring, connecting control panels, and ensuring proper integration of electrical components with system mechanics as and if required.
• Fault finding and fixing any problems that arise: Diagnosing and resolving any operational issues within the heat pump systems, using technical knowledge and diagnostic tools to identify root causes and implement effective solutions.
• QA/QC: Taking ownership to ensure that all inspections and Quality Control check points are completed to industry, Rendesco and customer standards to ensure high quality delivery and performance of our projects, installs and equipment. This will be reported into the Installation Supervisor/ Manager for confirmation, using the Rendesco QA/QC platform.

What's in it for you?

• A Generous basic salary, & overtime.
• Company Van for business use.
• 25 days holiday plus bank holidays.
• Private Medical Insurance following successful completion of probationary period.
• Electric Vehicle and Cycle to Work Salary Sacrifice Schemes.
• £30 monthly phone allowance.
• £50 quarterly team social budget.
• Training, qualifications and development opportunities.
• Be the change.

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