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High Voltage Battery Engineer
Job in
Stockport, Greater Manchester, SK1, England, UK
Listed on 2026-02-24
Listing for:
Jonathan Lee Recruitment
Full Time
position Listed on 2026-02-24
Job specializations:
-
Engineering
Electrical Engineering
Job Description & How to Apply Below
High Voltage Battery Engineer
Location:
North West
Salary:
Competitive Salary + overtime
Permanent Role
We’re looking for a hands‑on High Voltage Battery Engineer to work with EV and Battery Energy Storage Systems (BESS) in real‑world, safety‑critical environments.
This is a site-based engineering role, focused on diagnosing, repairing, dismantling, and safely handling high‑voltage lithium‑ion battery systems (400V–1000V+ DC). You’ll act as the HV technical authority on site, ensuring work is carried out safely, compliantly, and to a high technical standard.
Key Responsibilities- Diagnose, repair, dismantle, and rework HV lithium‑ion battery packs (EV & BESS)
- Perform HV isolation, discharge, testing, and fault‑finding
- Identify issues at cell, module, pack, and BMS level
- Support site‑based assessment, remediation, commissioning support, and decommissioning activities
- Act as HV technical lead on site, ensuring RAMS and safe systems of work are followed
- Write, review, and implement RAMS for HV battery activities
- Produce technical reports, repair records, and battery condition assessments
- Support continuous improvement of HV battery handling and dismantling processes
- Minimum 3 years’ hands‑on experience with high‑voltage lithium‑ion battery systems
- Practical experience with EV batteries and/or BESS
- Proven background in HV battery diagnosis, repair, or dismantling
- Experience working under formal HV safety rules and permit‑to‑work systems
- Strong understanding of:
- Lithium‑ion battery architecture (cell/module/pack)
- Battery Management Systems (BMS)
- HV isolation, testing, and fault‑finding
- Confident writing and implementing RAMS
- Comfortable working in site‑based, safety‑critical environments
- Strong BESS exposure
- HV Authorised Person (AP) or equivalent
- Experience in recycling or end‑of‑life battery processing
- Competitive Salary
- Overtime available
- Pension scheme
- 20 days annual leave + bank holidays
- Ongoing HV training and professional development
- Access to a company vehicle
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