Field Service Engineer

About the Role * Join an expert operations team and play a pivotal role in ensuring the safe, efficient, and reliable operations of our gas reciprocating engines and associated plant equipment. You will play a key role in identifying early signs of faults, conducting diagnostics, and carrying out both reactive and planned maintenance to minimise engine downtime across our range of site-based power generation plants. This ensures our fleet operates at peak performance, supporting the continuous delivery of flexible power generation. * Working in a collaborative, safety-first environment, you’ll contribute to operational excellence and innovation. Ideally, you’ll bring experience in power generation or industrial maintenance—particularly with gas reciprocating engines—and demonstrate strong fault-finding skills and a proactive approach. If you have hands-on experience stripping and rebuilding engines across agricultural, marine, or industrial sectors, we still want to hear from you. * Location: This role will primarily serve sites in Compton Bassett, Swindon and Abingdon, Monday–Friday, day shift only, with a 1/8 paid call-out week, where you would cover sites anywhere in the region. Key Responsibilities * The Engineer role will entail working as part of an Operational Team, completing works in line with current KPI’s and quality management procedures, encompassing: * Conduct diagnostics and troubleshooting on assets experiencing recurring trips or performance challenges to prevent engine downtime or breakdowns * Respond promptly to out-of-hours callouts, effectively diagnosing and restoring equipment functionality * Ensure all tasks assigned by the Operations Performance Team are completed safely, efficiently, and to the highest standards * Complete detailed service reports of site visits, ensuring compliance with company protocols * Manage van stock inventory, book out parts used, and ensure tools remain calibrated and in safe working order * Engage in a culture of continuous improvement, attending training courses and contributing to operational innovation About you * NVQ Level 3 or City & Guilds qualification in Mechanical Engineering, or a similar mechanical discipline * Safety-conscious with a proactive attitude towards health and safety * Proven experience working on gas reciprocating engines (Jenbacher, MWM, MTU, Deutz, or Caterpillar) or any power generation assets * Experience working on low-voltage electrical systems with an understanding of base load or power response would be advantageous * Strong diagnostic and fault-finding skills * Full UK manual driving licence, preferably with field-based experience * Ability to travel to sites across the South West region during the call-out week