Assembly Technician - Energy Storage Systems

  • Full-time

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

Are you an experienced technician who has experience of assembling battery systems and sub-assemblies? Ideally you come from an automotive background and can demonstrate your hands-on mechanical and electrical skills.

In this role you will work as part of the Allye Production Team producing our energy storage systems. You will be working in a small multifunctional team where you are empowered to improve the way they do things; particularly around quality, cost control, productivity and safety. You will follow and update build work instructions using various types of manual or semi-automated tools, tracking assembly steps using our ERP system.

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.



  • Achieve the daily/annual volume assembly throughput
  • Build HV prototype energy storage systems including:
    • Sub-assemblies
    • Battery pack pre-assembly
    • Battery cooling system assembly
    • Build of electromechanical sub-assemblies
    • Install PCBs and electrical harnesses
  • Manual fabrication and modification of components using workshop equipment
  • Perform HV battery electrical and mechanical checks and testing
  • Investigate, diagnose and repair faults on high voltage battery systems
  • Daily health checks, equipment/rig maintenance and fault diagnostics
  • Strictly follow HV battery prototype build procedures based on SSOW
  • Follow and manage health and safety requirements of the assembly area
  • Act as a brand ambassador to ensure your stations are kept clean and tidy throughout production area
  • Develop build process and build work instructions
  • Produce parts and material requirements lists for procurement activities
  • Complete and maintain all build system documents and ERP system logs
  • General HQ assistance, taking delivery of items, stores work, ordering equipment

Knowledge, Skills and Experience

  • Experience within a technical discipline, either mechanical and/or electrical
  • Previous manual and automated assembly manufacturing experience
  • Experience working with electrical components, PCBs, and wiring looms
  • Ability to follow work instructions for component assembly inc. wiring, soldering
  • Review build instructions and spot faults or inconsistencies.
  • Ability to diagnose, assess and repair or replace faulty components/assemblies
  • Proficient and confident with various hand tools and power tools.
  • Good verbal and written communication skills
  • Familiarity with computer software and basic computer skills
  • Self-motivated and a great team player
  • Eligible to work in the UK 

A bonus if you have

  • Experience working with Automotive or EV systems
  • Good mechanical and electrical skills, including fabrication, machining, soldering
  • Have hands-on experience of the assembly of high voltage batteries
  • Knowledge of battery system technology including cell chemistries, BMS etc.
  • Experience with single and 3-phase electrical supply in industrial and residential.
  • Knowledge of basic communication protocols including CAN and RS232.
  • First aid qualifications
  • Forklift training
  • Health & Safety qualifications (e.g. IOSH Managing Safely, SMSTS)

Additional Information

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.


Please note that at this time we are unable to provide UK visa sponsorship

Strictly No Agencies