Battery test & validation engineer (ev)

We are recruiting a Battery Test & Validation Engineer to support the development of next-generation electric vehicle (EV) battery systems.

This role focuses on the design verification (DV) and validation of battery packs, playing a key part in a major electrification programme across advanced vehicle platforms.

Key Responsibilities:

Test Planning & Execution

• Create detailed test instructions based on engineering and customer requirements
• Coordinate testing with internal and external test facilities
• Ensure validation activities meet defined standards and targets

Battery Validation & Fault Finding

• Analyse battery test data to assess performance and validate requirements
• Identify faults and non-compliance, supporting root cause investigation
• Recommend corrective actions

Pack Build & Logistics

• Support battery build activities, including instrumentation and deviations
• Oversee builds to ensure configurations are correctly implemented
• Manage shipment and logistics of battery units to test sites

Data Analysis & Reporting

• Interpret test results and confirm pass/fail against validation criteria
• Produce technical reports (Level 1 & Level 2)
• Present findings to internal engineering teams

Test Support Activities

• Coordinate battery tear-downs for investigation or repair
• Support continuous improvement of test processes and methodologies

Required Skills:

• Experience in test/validation engineering
• Background in automotive and/or battery systems (EV preferred)
• Experience with test planning, execution, and data analysis
• Strong fault-finding and problem-solving skills
• Ability to work with cross-functional engineering teams
• Good communication and reporting skills

Required Qualifications:

• A Bachelor’s or Master’s degree in Engineering, or equivalent military experience.

Desirable Skills:

• Exposure to battery testing or HV systems
• Experience in EV validation or electrified powertrain projects
• Familiarity with data analysis tools (Excel, MATLAB, Python)
• Understanding of vehicle development or validation processes

Why join us? 

We bring together entrepreneurial, tech-driven people to deliver innovative solutions for leading companies.

At ALTEN, you’ll work on exciting projects, supported by ongoing learning, mentoring, and clear career development tailored to your goals.

Join a passionate team and help build tomorrow, today.

In short you get: 

• A personalised career path and a rewarding management style 
• A huge diversity of engineering projects and industries
• Private Medical Insurance
• Cycle & Tech Scheme 
• Employee assistance programme
• Life insurance & Pension Scheme
• Social atmosphere, regular gatherings & team buildings
• Flexible way of working (role dependent)

We are proud to support the Armed Forces Covenant & actively encourage applications from members of the Armed Forces community, including veterans, reservists, service leavers, and military spouses/partners. We recognise the value of military skills and experience and are committed to ensuring that no applicant is unfairly disadvantaged during our recruitment and selection processes. 

ALTEN is committed to fostering a diverse and inclusive workplace and values the strength that comes from a global mix of backgrounds and perspectives. We welcome applications from all suitably qualified candidates, regardless of background or protected characteristics under the Equality Act 2010. If you require any reasonable adjustments during the recruitment process, please let us know. 

This role may require you to have or be willing to go through Security Clearance. As part of the onboarding process candidates will be asked to complete a Baseline Personnel Security Standard; details of the evidence required to apply may be found on the government website Gov.UK. If you are unable to meet this and any associated criteria, then your employment may be delayed, or rejected . Details of this will be discussed with you at interview.