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About

Careers

Employing over 500 people internationally, Grant Engineering develop innovative products for the heating and renewables industry.

For over four decades, Grant Engineering have been designing, manufacturing and supplying innovative heating products, helping homes to keep warm efficiently and sustainably. Grant UK's state of the art head office is based in Swindon, Wiltshire, where the sales, marketing, distribution, training and after-sales departments operate. 

Grant's product portfolio is the largest it has ever been which is the result of years of extensive research and development programmes, world class manufacturing facilities and our unwavering endeavour to listen to customers and their feedback. And, behind all of our products and services are the people who make Grant UK the Company it is today.

Here at Grant UK, we consider our people to be our greatest asset. Our team members have helped propel the Grant brand to a market leadership position by designing innovative technology, manufacturing and supplying high-quality products and delivering exceptional service to customers.

Working at Grant

The heating sector is a dynamic industry so working at Grant UK is fast paced and diverse. We pride ourselves on providing our customers with high quality products and comprehensive support and our excellent Team of talented, experienced employees make this happen every day. You can meet some of the longest-serving members of the Grant UK team here!

Working for Grant UK is like being part of a family, with everyone working towards collective goals, adopting the values which are at the Company's core and striving to help our customers as well as supporting the local community. Furthermore, to support our teams, Grant UK provides comprehensive health and wellbeing packages - please scroll down to view some of our employee benefits.

If you are interested in being part of our Team and would like to develop a successful career in an industry where you can make a world of difference, we would be interested in hearing from you.

Working at Grant

Job openings

Please view below for the latest career opportunities to join the Grant Team.

 

Field Service Engineer

V1TS154

Covering East of England

  • Department:Field Services
  • Salary:Not Disclosed
  • Location:On The Road
  • Experience:Installation of Home Heating Systems
  • Closing date for applications:31/08/2026

We are seeking an experienced and dedicated Field Support Engineer to join our team. The Field Support Engineer will be responsible for surveying, repair, set-up, service and to provide technical support in the Hertfordshire area, to Customers, Engineers and Installers for all Grant products. Having qualifications in Oftec, F Gas, Unvented hot water and Part P would be highly advantageous.

Duties & Responsibilities:

  • Attend site to carry out repair work on products covered by the manufacturer’s warranty.
  • When required carry out site survey and commissioning of Grant Engineering products.
  • Promote Customer Satisfaction throughout the department/Company ensuring that all our customers receive a valued service.
  • Advise customers, installers, and commissioning engineers on product installation.
  • Dealing with Technical issues, administration and correspondence on a day to day basis.
  • Assist in the management of your diary including providing up to date local / logistical information for your area.
  • Bringing matters of disrepute to FSM.
  • Carrying out a substantial amount of driving on a daily basis with overnight stays when required.
  • Responsible for the correct use of tools and equipment on and off site and ensure that appropriate Health and Safety guidelines are followed.
  • Provide on-site / In-house training / Assessments as requested by the company.
  • Identify Technical / Service trends and report all concerns to the FSM.
  • Identify potential sales leads (3 or more units) and pass details to relevant Area Sales Manager.
  • Encourage In-House training programmes for suspect Engineers / Installers by referring either to training Administrator or to the relevant Area Sales Manager.
  • Keep up to date with current legislation regarding Oil Fired Boilers, Air source heat pumps, Biomass, Smart controls, Solar thermal & unvented hot water and the Installation, Service and Commissioning of the appliances.
  • Keep up to date with new in-house developments and attend internal training programmes as required.
  • Ensure all Professional Qualifications are kept up to date.

Our Engineers cover the following disciplines and specific training will be provided: 

  • Oil boilers                                                                        Solar Thermal
  • Air Source Heat Pumps                                                   Unvented cylinders
  • Biomass                                                                           Smart controls

After successful completion of 2 – 4 months training you will a work schedule should include up to 20 Saturdays per year. 

What we Offer:

  • Competitive salary
  • Private Health Care insurance & life assurance
  • Clean branded vehicle
  • Good pension contribution
  • 23 Days holidays which increases with service, plus volunteer days
Apply

Technical Sales Support Engineer

VA3SS156

Working for Grant Engineering UK as a Technical Sales Support Engineer, you will provide hands-on technical support to the Renewable and Field Sales teams, helping to develop new Air Source Heat Pump (ASHP) business and strengthen relationships with existing installers and customers.

  • Department:Sales Support
  • Salary:Not Disclosed
  • Location:On The Road
  • Experience:Knowledgeable on Home or Commercial Heating Systems
  • Closing date for applications:31/08/2026

Working for Grant Engineering UK as a Technical Sales Support Engineer, you will provide hands-on technical support to the Renewable and Field Sales teams, helping to develop new Air Source Heat Pump (ASHP) business and strengthen relationships with existing installers and customers.

You will provide technical expertise across site surveys, system design, commissioning, training and fault finding while also working collaboratively with Technical, Design, Training and Customer Services teams to deliver excellent customer support.

This is a field-based role, preferably covering Central and Northern UK, with flexibility to support other areas when required.

Duties & Responsibilities

  • Provide technical sales support to installers and the external sales team. Also responsive to product support on phone and email.
  • Build strong relationships with customers and installers through professional, practical technical support.
  • Attend customer and site visits, including:
    • Site surveys, heat loss calculations and system design.
    • Sales and technical training visits.
    • Product commissioning, handovers, system analysis and fault finding
    • On-site training and technical presentations.
  • Identify technical, product and service trends and escalate concerns appropriately.
  • Identify potential sales opportunities and refer leads to the relevant sales team.
  • Promote appropriate training for installers and engineers.
  • Travel extensively across the region, including occasional overnight stays.

Skills & Experience

Essential:

  • Experience within the heating, plumbing, building services or renewable energy industry.
  • Strong technical knowledge of heating systems and hydronics.
  • Good understanding of heat loss calculations, pipe sizing, radiator sizing and flow rates.
  • Understanding of heating system electrics and renewable heating technologies.
  • Excellent communication and interpersonal skills, with the ability to work confidently with installers, engineers, sales teams and customers.
  • A practical, hands-on and proactive approach to problem solving.
  • Ability to work independently and manage a varied, field-based workload.

Desirable:

  • Experience with Air Source Heat Pumps and/or Grant ASHP systems.
  • Knowledge of MCS standards and relevant Building Regulations.
  • Experience with oil-fired boilers, biomass, solar thermal or unvented hot water systems.
  • Recognised hydronics training or qualification, such as Heat Geek, Northampton Heating Academy or Warmur Academy.
Apply

Why join the Grant Team?

Here at Grant UK, we pride ourselves in supporting our people and providing them with an engaging, welcoming working environment. Our Headquarters in Swindon have been developed with a focus on wellbeing and creativity, to enable our teams to thrive in the workspace whatever their role.

Here are just a few of the facilities and benefits made available to the Grant Team:

  • Modern offices featuring collaborative workspaces, booths and meeting suites
  • Large breakout area for staff to relax in featuring bean-to-cup coffee machines, pool table, air hockey, mini-golf & darts board
  • On-site gym which includes cardio equipment and weights
  • Private medical and health care package
  • Access to LinkedIn Learning for continued personal development

To take a tour of our premises and to learn more about the facilities, including the sustainable choice of materials used throughout the premises, the renewable heating system and large solar PV roof installation, take a look at our video here.

 

How can we help you today?

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