Infinis is the UK’s leading renewable energy generator of low-carbon power from captured methane. We capture methane gas from landfill sites and disused mines and convert it into electricity. We are also developing a portfolio of solar farms and battery energy storage (BESS) technology.
This work helps reduce greenhouse gas emissions, which supports the transition to net zero. We’re driving innovation and environmental responsibility and are committed to creating safe, sustainable energy solutions for a greener future.
With demand for renewables continuing to rise, the energy sector offers an exciting opportunity to build a rewarding career on diverse, dynamic, large-scale projects.
About the role
Join our 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.
Location: This role will primarily serve sites between Bletchley, Brogborough and Stewartby. Monday–Friday, day shift only, with a 1/12 call-out system (paid standby and call-out payments are made on a rotating basis). Additional voluntary standby opportunities are available.
Key responsibilities:
* Follow HSQE regulations, report incidents, and implement proactive safety measures to ensure a secure work environment
* Perform preventive, corrective, and reactive maintenance, including engine overhauls, to ensure the safe and efficient operation of our sites
* 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 in Electrical or Mechanical Engineering, or apprentice-trained, demonstrating technical competence
* Safety-conscious with a proactive approach to health and safety
* Experience working on low-voltage electrical systems with an understanding of base load or power response would be beneficial
* Strong diagnostic and fault-finding skills
* Full UK manual driving license, preferably with field-based experience.
* Ability to travel to sites across the Northregion
What we offer:
* Competitive salary with up to 15% bonus, paid quarterly & annually
* Company van & fuel card, plus tools, uniform, laptop, and mobile phone
* Domestic solar, battery, and EV charger funding scheme
* Employee Assistance Program that offers virtual GP appointments
* Cycle-to-work scheme and eye care vouchers
* Community volunteering days to give back to the local area.
* 25 days of annual leave, plus bank holidays
* Company pension scheme with 6% employer contribution
* Sick pay eligibility after a qualifying period
We valuediversity and inclusion, encouraging applications fromunderrepresented groups. We believe diverse teams develop better solutions.That’s why we actively encourage women engineers to apply and thrive in our inclusive, safety-first environment.
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