Energy Storage Engineering Intern [Summer 24']

  • Intern

Company Description

We are an ally for the grid, the people and the planet. Our battery energy storage makes energy more affordable, cleaner and accessible for everyone so that every factory, business and home to reduce their energy bills by up to 50% while providing flexibility to the grid to lower costs and accelerate decarbonisation.

Our first system, the Allye Max, is an innovative 320kWh mobile energy storage system using repurposed electric vehicle batteries. It is two-times cheaper and has 60% lower embedded CO2 than other similar systems. Our teams are developing the hardware and software solutions to transform our energy is managed at the grid-edge.

Following successful testing, pilots with major companies and further engineering development, the Max is now ready for series production. Due to our rapid growth, the team at Allye is expanding in multiple areas, increasing the depth and strength of our team of energy hustlers.

We are united by the shared values of freedom, autonomy and purpose. Allye is a company where you are empowered and respected as part of an inclusive and transparent culture that values all contributions as we collectively generate a positive impact for society and our planet.

Job Description

10-12 weeks with a start date in January 2024 or June 2024 depending on availability

Paid internship

Are you an engineering student, recent graduate or apprentice who has practical hands-on experience with mechanical and electrical design? Do you love DIY, building and prototyping in your spare time? Ideally you are part of your university’s Formula student team or have worked on projects related to automotive, motorsport or energy storage; you want to demonstrate your mechanical design skills; and want to work in a fast-paced start up environment.

This is a unique opportunity to join a fast-growing London based start-up that is creating an all-new range of battery storage systems for both commercial and consumer markets. You will be responsible for the design, build and test of our energy storage systems, liaising with our designers and engineers on the architecture layout.

This 10-12 week internship will give you a unique opportunity to join us at the beginning of our journey, a business where you can contribute, grow and be a success.

This is an exciting role that offers the opportunity to be at the forefront of an emerging industry and make a lasting impact on the future of energy storage.

You will be based at our West London, South Ruislip HQ.



  • Hands-on experience in mechanical, electrical or automotive engineering.
  • Experience working with electrical and mechanical components.
  • Ability to work proactively with minimal support using a logical approach in an environment with minimal documented processes
  • Must be self-motivated and an effective team player
  • Eligible to work in the UK.


  • A basic understanding of High Voltage vehicle systems and safety.
  • Experience in a Formula student team
  • Practical project experience involving soldering, fabrication, harnessing...
  • Excellent CAD skills (SolidWorks preferred).
  • Knowledge of micro-controllers and electrical system wiring
  • Knowledge of battery system technology including cell chemistries, BMS etc.

We believe that diversity drives innovation. Be a part of our journey to revolutionise the energy storage industry by introducing more sustainable and superior products to the market.