Location: Cardiff, South Glamorgan, Wales, UKOperations EngineerA leading international power generation specialist is seeking an experienced Operations Engineer to join its expanding engineering team covering the Cardiff area. With decades of expertise in delivering low-carbon, energy-efficient power and storage solutions, this is an excellent opportunity to join a well-established organisation known for its technical innovation, strong customer values and commitment to sustainability. As part of the field engineering and operations team, the Operations Engineer will be responsible for the service, maintenance, diagnostics and optimisation of gas and diesel engine installations across a range of industrial and public-sector sites. You will play a key role in ensuring equipment reliability, supporting reactive maintenance, and enhancing system performance across critical power and energy projects.Key ResponsibilitiesCarry out scheduled and unscheduled maintenance on gas and diesel engine installations and associated equipmentDiagnose mechanical and electrical faults and implement reactive maintenance both onsite and remotelySupport breakdown response and participate in the established on-call rotaConduct initial fault-finding, troubleshooting and system optimisation to improve operational efficiencyWork collaboratively with the engineering and operations teams to ensure effective service deliveryMaintain accurate service documentation and uphold company safety and quality standardsEssential RequirementsONC, NVQ Level 2, City & Guilds Level 2 or equivalent qualification in mechanical or electrical engineering (motor vehicle or similar considered)Time-served technician with ideally 3+ years industrial mechanical/electrical experienceStrong technical knowledge of gas and/or diesel enginesCompetent IT skills, including use of standard Microsoft Office applicationsFull, valid UK driving licenceFlexibility to support weekend work and participation in a 24-hour callout rotaWhats on OfferCompetitive salaryAttractive overtime ratesCompany vehiclePrivate healthcare schemeCompany pension with enhanced employer contribution25 days holiday plus bank and public holidays (with additional holiday linked to length of service)Life insuranceEmployee Assistance ProgrammeCycle to Work schemeContinuous technical training and long-term career development opportunitiesWhy Apply? This is an exceptional opportunity to join a respected power generation organisation that invests heavily in its people, technology and engineering capability. Youll work on diverse gas and diesel systems, build your technical expertise and support critical energy projects while helping clients improve efficiency and move towards low-carbon solutions.Apply Now If youre a skilled mechanical or electrical engineer with hands-on experience of gas or diesel engines, wed love to hear from you.TPBN1_UKTJ