Field Service Engineer – High Voltage Battery Systems

Lotus Cars builds world-class, high-performance and lightweight sports cars that are sold all around the world. To bring the company to the level we want it to be, we are looking for a Field Service Engineer – High Voltage Battery Systems in the Group Aftersales department to join us in our Global Commercial site based in Coventry.

Role Purpose

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.

Key Responsibilities

• Primary Responsibilities – High Voltage Battery Systems
• 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.
• Secondary Responsibilities – ICE and BEV Technical Support
• 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.
• General Responsibilities
• 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.

Essential Skills and Experience

• 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.

Desirable

• 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.

Personal Attributes

• Highly professional, safety‑focused, and customer‑oriented.
• Confident working independently in a field‑based role.
• Collaborative mindset with a strong commitment to supporting dealer partners.
• Adaptable and resilient, with the ability to manage multiple priorities in a dynamic environment.

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.

Additional Information

This role will be working from our Coventry office. This role will be working on-site, full time. Frequent travel might be required to visit different entities. Applicants must therefore possess the ability to travel freely without restrictions. Candidates must be eligible to work in the UK without VISA sponsorship.

Our Company Group Lotus is a leading sports car manufacturer with a 75-year long history of iconic designs, groundbreaking engineering and legendary victories on the F1 track. Today we are transforming into a truly global performance car brand focused on the electrical future. In 2022 we launched the Eletre, the world’s first all-electric hyper-SUV, and in 2023 Emeya, our fully-electric Hyper-GT. As part of the Lotus team, you push boundaries. Those of the car industry and of your own. Every member of the Lotus family has some of the pioneering mindset of founder Colin Chapman in them. We're not just a car company; we're a diverse mix of talent from all walks of life. At Lotus, we firmly believe that diversity and inclusion are not just buzzwords but essential pillars of a thriving and successful organization. We welcome applications from individuals of all backgrounds and are dedicated to providing reasonable adjustments during the interview process. If you require any special assistance or adjustments, please let us know in advance so we can ensure a fair and accessible interview experience. Our goal is to create an environment where everyone can thrive.