Technical Support Specialist UK (m/f/d)


Home office, GB Loughborough, GB

Stellen-ID:  2026

At the earliest date possible we are looking for support for our #teamsonnen

Clean and affordable energy for all is one of the greatest challenges of our time. Sonnen has been committed to this mission since 2010 and is now represented in Europe, the USA and Australia with over 1,000 team members globally. In Germany, our offices are located in the beautiful Wildpoldsried (Allgäu) and the vibrating heart of Berlin Kreuzberg.

At sonnen, we are building the energy system of the future. To this end, we are developing new technologies and business models that have not existed before. Whether intelligent power storage, virtual power plants or digital services - we set the trends of a new energy world. That means, among other things, the inexpensive production and storage of renewable energy and the intelligent networking of producers and consumers. sonnen thereby gives people around the world the opportunity to become independent of fossil fuels and conventional energy supplier.

We are growing steadily and are looking for people who want to join us in our vision of clean and affordable energy for all while making a positive impact on climate change.

Reporting to the Technical Team Lead, you will have a very broad role covering pre-sales support, first line technical support, and occasional on-site technical support. Based from home and/or working in the office.


Your tasks:


  • Support our sales team, partners and customers with battery storage system selection, design, and technical support inquiries.  

  • Handle and document all technical support inquiries regarding our systems (both pre-sales and post-installation) via telephone, email, and site visits.

  • You plan on-site assignments of the service technicians for fault clearance and maintenance of our battery storage systems etc.

  • Through efficient, cost-effective and smooth service processing, you ensure high customer and partner satisfaction.

  • Support the company in new product development and ongoing product improvement, conduct continuous competitor research, and communicate findings.

  • Attend trade shows both in the UK and internationally.

  • Organize and perform technical trainings.

  • Assist with research of current UK regulation and ensure all products and installations are compliant within the UK.


Your profile:


  • You are interested in working in the technical support area and have a passion for assisting customers and/or partners.

  • You have successfully completed technical apprenticeship or technical studies (such as electrotechnical or other engineering degree). A strong technical background is essential and would suit a candidate with previous experience in the Solar and Storage business as well as Electrical, or Technical Support. You will have experience of working on both single and three phase electrical systems, and may be a fully qualified electrician or an electrical engineering graduate.

  • You are customer focused and passionate about excellent customer service.

  • You think in a systematic and logical way.

  • You will be able to work independently with minimal supervision using your initiative, but also be a team player, supporting a small but passionate team.

  • You can express yourself clearly on the phone with an empathic attitude.

  • You are fluent in English in written and spoken form. As this is a customer facing role, your written and verbal communication skills must be excellent.

  • You have good IT-Skills (Office, Salesforce).


This is a rare opportunity to join a market leading company in the exciting world of energy storage and smart grid where you can play a key role in building the sonnen brand in the UK and helping with their continued success.

What you can expect at sonnen:

  • An atmosphere of openness, tolerance and mutual respect, where innovation is expected and encouraged
  • The option of working full- or part-time for every position
  • 29-32 days annual vacation with increasing team membership
  • Leasing of company bikes with up to 40% discount
  • At sonnen, all positions can be filled full or part-time
  • Flexible working hours and home office option
  • Workation within the EU
  • Free German, English as well as online yoga and body art courses
  • Soft drinks, fruits and cereals in our offices
  • Regular team and company events
  • We love dogs! You too? Feel free to bring your fellow friend to our offices
  • Other benefits, such as discounts on sports memberships and other services or products

You feel we are a match? Apply now and help us to shape the energy transition together. We look forward to welcoming you to #teamsonnen!

sonnen - energy is yours!

Jobsegment: Technical Support, Product Development, Technology, Research