Survey & Design Engineer - Renewables in Swindon

Are you committed to making a positive impact on the climate? Installio is on the hunt for an enthusiastic individual to join our dynamic team as a Heat Pump and Solar surveyor and designer, ready to help tackle the UK’s net-zero transition.

As a UK-wide renewables installation company and a trusted partner for heat pump retailers and manufacturers, our goal is to become the number 1 installer in the UK. With big ambitions, a commitment to a sustainable future, and a focus on creating an inspiring workplace, Installio is at the forefront of the UK's net zero transition.

Tasks

We're looking for a Technical Survey and Designer to spearhead the surveying and system design process for residential heat pump and solar installations. You’ll play a critical role in ensuring every install is technically sound, energy efficient, and tailored to the customer's home. You’ll lead site surveys (in-person on site), develop accurate heat loss calculations, as well as support our field teams with technical support.

This is an exciting opportunity for someone with hands-on plumbing or renewable heating experience, looking to move off the tools.

Responsibilities:

• Lead technical site surveys (on-site) to assess heat pump suitability

• Conduct detailed heat loss calculations and system sizing

• Provide technical guidance to installation teams and project managers

• Support the development of survey and design processes and tools

• Troubleshoot and refine designs based on real-world feedback from installs

• Stay current with industry standards, products, and best practices

Requirements

You’ll be an experienced renewables engineer with knowledge of heating system design and the ability to fault find.

• Proven experience in heat pump systems

• Strong understanding of building fabric, heat loss, and hydronic systems

• Great with customers

• Familiarity with MCS standards and compliance requirements

• Excellent attention to detail and ability to balance efficiency with accuracy

• Comfortable working in a fast-paced, evolving startup environment

• Willing to drive to up to 2 surveys each day

• Clean UK driving licence

Preferable:

• NVQ 3 or above qualification in plumbing or heating

• BPEC or equivalent qualification in heat pump design

• Experience leading a team or managing technical workflows

Benefits

• Base salary of £40K annually

• Commission structure with on-target earnings of over £50k

• 28 days of holidays per annum (incl. national holidays)

• Company vehicle

• Modern and inspiring work environment