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Lotus UK Manufacturing Logo Lotus UK Manufacturing · IT - Administration

Field Service Engineer – High Voltage Battery Systems

United Kingdom, Coventry · Job Posted April 11, 2026
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Job Description

The Field Service Engineer – High Voltage Battery Systems is responsible for providing expert, hands‑on technical support to the authorised dealer network, with a primary focus on the diagnosis and repair of High Voltage (HV) battery systems. This role plays a critical part in ensuring safe, effective, and timely resolution of complex technical issues, while maintaining manufacturer standards and customer satisfaction. As a secondary responsibility, the role provides advanced diagnostic support and technical guidance to dealer technicians across both Internal Combustion Engine (ICE) and Battery Electric Vehicle (BEV) platforms.

Job Responsibility

  • Act as the subject matter expert for High Voltage battery systems, supporting the dealer network with fault identification, root cause analysis, and repair execution
  • Carry out on‑site HV battery repairs, replacements, and rectification activities in accordance with manufacturer safety standards and technical procedures
  • Ensure all HV work is performed in full compliance with relevant safety, regulatory, and manufacturer requirements
  • Support dealers in complex or escalated HV technical cases, including warranty‑related concerns
  • Provide detailed technical feedback to central engineering, quality, and aftersales teams to support continuous product improvement
  • Support dealer technicians with advanced diagnosis of vehicle faults across ICE and BEV platforms
  • Provide expert guidance and advice on repair methodologies, diagnostic processes, and best practice
  • Assist in the resolution of repeat or complex technical issues to achieve right‑first‑time repair outcomes
  • Support technical training activities where required, including coaching and mentoring dealer technicians
  • Act as a professional and trusted technical representative of the manufacturer within the dealer network
  • Maintain accurate technical reports, repair documentation, and case records in line with company processes
  • Work closely with Aftersales, Technical Support, Warranty, and Engineering teams to ensure alignment and effective issue resolution
  • Contribute to the development and improvement of technical bulletins, repair procedures, and diagnostic guidance where appropriate

Requirements

  • Proven experience as a Field Service Engineer, Master Technician, or equivalent senior technical role within an automotive manufacturer or dealer environment
  • Strong technical knowledge of High Voltage battery systems and electric vehicle architecture
  • Hands‑on experience diagnosing and repairing complex electrical and electronic vehicle systems
  • Comprehensive understanding of vehicle safety procedures, particularly relating to High Voltage systems
  • Ability to communicate complex technical information clearly and effectively to dealer technicians and stakeholders
  • Strong problem‑solving and analytical skills with a methodical approach to fault diagnosis
  • Full driving licence and willingness to travel extensively within the assigned region

Nice to have

  • Formal High Voltage certification to an advanced or master level
  • Experience supporting both BEV and ICE platforms within a manufacturer environment
  • Previous experience in a field‑based or technical escalation role
  • Familiarity with manufacturer warranty processes and technical reporting systems

What we offer

  • 25 days’ holiday plus bank holidays
  • Pension scheme access
  • Annual bonus - non contractual
  • Private Healthcare
  • Access to the Employee Car Ownership Scheme
  • Group income protection based on length of service
  • Family Friendly policies
  • Exclusive Employee discount, wellbeing and recognition platform #ForUSLOT
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