Electrical Systems Engineer – EV / High Voltage

Location: Cambridgeshire (Office Based) Job Type: Permanent, Full Time Salary: Competitive + Benefits

An innovative UK clean-technology engineering company is seeking an Electrical Systems Engineer to support the development of next-generation high-voltage electrical and energy systems for electric vehicle applications. This is a hands-on role offering exposure to battery systems, power electronics and high-voltage architectures, working from prototype build through to system validation and integration.

The Role

* Design, build, integrate and support high-voltage electrical systems across prototype and pre-production programmes

* Install, commission and support battery systems, power electronics and high-voltage electrical architectures

* Produce and review electrical schematics, harnesses and system interfaces

* Carry out hands-on testing, debugging and fault diagnosis of HV and LV systems

* Own and contribute to system-level FMEA and structured design reviews

* Support supplier selection and technical integration of electrical and energy systems

* Ensure compliance with high-voltage safety standards, legislation and certification requirements

* Maintain clear technical documentation covering builds, tests, diagnostics and system modifications

About You

You will be an engineer with proven experience working on high-voltage electrical or electrified vehicle systems, comfortable operating in a fast-paced development environment and contributing across the full engineering lifecycle.

Essential Experience

* Minimum 3 years’ experience working with high-voltage electrical, EV or power electronics systems

* Strong background in electrical systems engineering

* Experience designing electrical schematics, harnesses and system interfaces

* Hands-on experience testing, commissioning and debugging high-voltage systems

* Knowledge of three-phase power (240–480VAC) and DC systems up to 1000V

* Understanding of relevant electrical standards and communication protocols including CAN, LIN, Ethernet, SPI, I2C and PLC

* Experience contributing to DFMEA or system-level FMEA activities

Desirable Experience

* Automotive or aerospace engineering background

* Experience with AC/DC power conversion or DC/DC systems

* Exposure to supplier technical management and system integration

What’s On Offer

* Opportunity to work on advanced electrification and energy systems

* High level of technical ownership and visibility

* Collaborative engineering environment with real product impact

* Competitive salary and benefits package

Apply now with your CV for immediate consideration