Generator Engineer (Field Service Mechanical Engineer)
Location: UK (National travel required)
Travel: Frequent travel & overnight stays required
Reporting to: Operations Manager
The Role
We are seeking an experienced Generator Engineer to support the maintenance, overhaul, and reliability of a fleet of reciprocating gas engine generator assets .
This is a field-based role working across the UK on generation facilities ranging from 100kW to 20MWe, with individual units up to 2.5MWe .
You will play a key role in ensuring maximum availability, efficiency, and performance of generation assets, working closely with operations and engineering teams.
Key Responsibilities
* Carry out planned maintenance, servicing, and breakdown response on generation assets
* Lead and support major engine overhauls
* Diagnose and repair mechanical and electrical faults
* Replace major components including:
o Cylinder heads
o Pistons and liners
o Turbochargers
o Pumps and intercoolers
* Support operations teams with technical guidance and training
* Conduct emissions monitoring and performance optimisation
* Assist with recommissioning of overhauled plant
* Maintain accurate service records, reports, and documentation
* Manage spares, stock levels, and parts ordering
* Ensure compliance with health, safety, environmental, and quality standards (HSQE)
* Supervise contractors where required
* Participate in call-out rota for emergency breakdowns
Key Duties
* Maintenance and repair of:
o Gas engines
o Pumps, motors, and auxiliary plant
o Heat recovery systems
o Electrical systems (LV, with HV exposure where trained)
* Fault finding across mechanical, electrical, and control systems
* Operation of HV switchgear (training provided if required)
* Implementation of RAMS, permits to work, and safe systems of work
* Supporting continuous improvement and reducing reliance on external contractors
About You Essential Experience
* Proven experience working on reciprocating engines / power generation equipment
* Experience leading or supporting engine overhauls in a field-based role
* Strong fault-finding and diagnostic skills
* Multi-skilled with mechanical and some electrical knowledge
* Experience working with:
o MWM / CAT / MTU engines (or similar)
* Familiarity with control systems (12V DC - 415V AC)
* Full UK driving licence
Desirable
* Gas Safe certification (or willingness to obtain)
* Experience with CHP or gas engine systems
* HV/LV electrical experience
* Experience in energy, uti
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