Commissioning Engineer – Power Generation / Generator Systems £42,000–£52,000 + Company Vehicle + Overtime + Benefits Field-Based | UK Travel | Full-Time | Monday–Friday (8am–5pm) A leading UK specialist in standby power, uninterruptible power supplies and CHP systems is seeking an experienced Commissioning Engineer to join its Projects team. With over 40 years in the critical power sector and a strong reputation for technical excellence, engineering quality and long-term customer partnerships, this is an excellent opportunity to join a stable, well-established company with genuine career progression. Key Responsibilities Lead on-site commissioning of generator systems, ensuring full compliance with design, specification and performance requirements Attend internal design meetings and collaborate with Design Engineers and Project Managers Coordinate testing and commissioning activities, including documentation and procedural guidance Work closely with client-side engineers, BMS teams, DNOs and IT departments to ensure smooth project delivery Oversee system testing, record results, witness acceptance, and compile documentation for project handover Ensure safe and efficient commissioning of completed installations in line with project timelines Deliver on-site handover training to client teams Support installation activities and FAT (Factory Acceptance Testing) when requiredEssential Requirements Mi...