Posted on behalf of a Haystack partner. Junior Systems Engineer – Electric Vehicles Competitive salary Oxfordshire (on-site) Permanent, full-time A global engineering and technology consultancy is supporting a specialist client working on electric vehicle powertrain and ancillary technologies. They’re looking for a Junior Systems Engineer to play a key role in EV electronic system design and integration – from initial requirements to final calibration and validation. What you’ll do Develop and define vehicle-level system architecture Design and implement high- and low-voltage electrical systems and communication networks Engineer integration strategies for vehicle electrical subsystems Conduct safety assessments and support functional safety design processes Create and build test rigs for system verification Perform system-level testing, calibration, and validation What you’ll bring Familiarity with modern EV powertrain systems and components Proven ability to design vehicle systems architecture Proficiency in CAN and LIN communication protocols, plus tools such as PEAK and Vector CANalyzer/CANoe Ability to create system diagrams (e.g. Microsoft Visio or similar) Experience with wiring loom design and layout Hands-on expertise in electronic system testing, calibration, and validation Confidence using test equipment such as multimeters, oscilloscopes, and insulation testers What’s on offer Competitive salary and benefits Opportunity to work on cutting-edge electric vehicle technologies with a specialist engineering team Permanent role with strong career progression Applicants must have the right to work in the UK (no sponsorship available). All applications are handled in strict confidence.