A Field Service Engineer is sought to join a specialist fleet technology business in London (inside the M25), supporting the delivery of field service operations across customer sites by carrying out reactive repairs, planned preventative maintenance, audits, and installation work on vehicle-based technology and associated equipment. The Field Service Engineer, London (inside the M25), will be expected to develop your understanding in the field, learning from senior engineers and the wider Field Service team in technical areas, service processes and best practice. This may include fault diagnostics, installation work, maintenance procedures, reporting systems, and safe working practices across customer sites and vehicle-based technology environments. Responsibilities include: Attend customer sites to complete reactive service calls and planned maintenance tasks as scheduled by the Customer Support Team. Assist with installation and upgrade works in collaboration with the Projects Team when required. Diagnose faults, identify solutions, and carry out repairs to restore equipment to full working order. Accurately record all service, maintenance, and installation activities using company systems and reporting processes. Ensure all work is completed safely, efficiently, and in line with company and customer standards. Follow the company returns process by correctly handling, documenting, and returning faulty or removed parts. Build and ma...