Position Title: Battery Test Engineer

Duration: Contract

Location: Banbury, Oxford

Please note this role includes shift work, Earlys & Lates, please enquire for more information.

*Applicants MUST have proof of immediate, on-going and valid eligibility, to work full time, and travel within, the UK**

Role Overview:

• Our Client is seeking an experienced Engineer to support Performance End of Line (PEOL) and End of Line (EOL) testing, commissioning, and fault resolution of high-voltage power systems.
• This is a hands-on, delivery-focused role supporting both prototype and production build phases.
• The position is primarily focused on executing and supporting PEOL / EOL testing of HV power systems, with additional support to related battery and system-level testing as required.

The Engineer will be responsible for:

• Executing PEOL and EOL performance testing of high-voltage power systems
• Performing system-level diagnostics, fault finding, and root cause analysis
• Validating CAN and XCP communications and system interfaces
• Supporting EOL / PEOL test execution, result analysis, and reporting
• Analysing test data to identify performance issues and support engineering resolution
• Supporting battery or subsystem testing as required to validate PEOL outcomes
• Developing and maintaining commissioning procedures, test reports, and integration documentation
• Interfacing with internal stakeholders to resolve technical issues and ensure timely delivery of milestones

Technical Requirements:

• Strong understanding of high-voltage electrical systems, power electronics, and energy storage systems
• Hands-on experience with diagnostic tools including oscilloscopes, National Instruments DAQ, multimeters, XCP and CAN analysis software (e.g. Vector CANoe, CANalyzer, CANape)
• Familiarity with HV safety standards and best practices
• Strong problem-solving capability in a fast-paced technical environment
• Experience conducting data analysis and test scripting

Desirable Experience:

• Experience in prototype or low-volume production EV environments
• Experience supporting EOL systems in manufacturing or build settings
• Battery pack or HV subsystem validation testing experience

Qualifications & Safety:

• Engineering degree or equivalent relevant experience
• Formal training and experience working with high-voltage systems
• Strong adherence to HV safety practices and procedures

Why work through Contechs?

Contechs is a leading Automotive, Design, Engineering, Technology and Innovation Recruitment Consultancy. Founded in 1997, with an inhouse Contractor Care Team to support all external employees, acts as an employment agency for permanent and contract recruitment.

How to Apply

If you''re interested in applying for this position, submit your application and one of our recruiters will be in touch.

If you know anyone that is suitable for the role, please visit the below page where we offer up to -600 referral fee: (url removed)>