Mechanical Rotating Machinery Engineer (East region) in Peterborough

£53,500 to £62,500 plus up to 6% annual bonus, company car. During probation you may have access to a company vehicle for business use. After successful completion and meeting mileage thresholds you may order a company car. East region, with Peterborough as the central hub. Ideally based in Cambridgeshire given proximity to the hub and strategic location to support the East region of the UK. This role requires regular travel to the Peterborough hub and other sites – a minimum of three days per week. Locations include: Bacton, Cambridge, Chelmsford, Diss, Hatton (Lincolnshire), Huntingdon, Kings Lynn, Peterborough, and Wisbech.

About Us: National Gas is securing Britain’s energy. We transport gas throughout Great Britain, repair and maintain gas pipelines, and manage the meters that allow millions of homes and businesses to access the energy they need. We are the national gas network, providing secure energy to power Britain, achieve net zero, and maintain our industrial competitiveness.

About The Role: As a Mechanical Rotating Machinery Engineer, you’ll be instrumental in ensuring the safe, reliable and efficient operation of our fleet of gas turbines and compressors that power the National Gas Transmission System. Operating regionally across the East region, you’ll act as a vital technical link between site operations, maintenance teams, regional projects, major programmes and central engineering.

• Manage day‑to‑day engineering and operational support for gas generators, power turbines, gas compressors, and ancillary systems across the East region.
• Support troubleshooting and fault diagnosis of complex rotating machinery issues.
• Oversee fleet management activities including OEM service bulletins, oil sampling, borescope inspections, engine logbooks and spares support.
• Act as the first point of contact for rotating machinery operations support, collaborating with OEMs and ISPs.
• Work closely with site teams and central engineering to deliver safe, efficient and high‑quality maintenance interventions.
• Lead investigations into equipment failures and reliability issues, recommending long‑term improvements.
• Support condition monitoring, vibration analysis and performance trending.
• Lead and provide technical support for compressor overhauls and major rotating machinery projects.
• Contribute to outage planning, dry gas seal replacements and major engine inspection scopes.
• Provide technical assurance and ensure compliance with engineering standards, regulations and best practices.
• Champion continuous improvement, innovation and knowledge sharing across the rotating machinery discipline.

About You: You’ll be confident working in operational environments, building strong relationships with site teams and delivering pragmatic engineering solutions. You’ll bring a proactive mindset, a collaborative approach and a passion for continuous improvement. Your ability to communicate technical insights clearly and support others will make you a trusted advisor across teams.

• HNC/HND (or equivalent) in mechanical engineering.
• Strong technical knowledge and experience with gas turbines and/or gas compressors, ideally in the Energy, Oil & Gas or Process industry.
• Proven experience in heavy‑duty rotating machinery.
• Familiarity with Siemens SGT400/SGT750, Solar Titan 130, Siemens A20 & A35 (Rolls‑Royce Avon / RB211) or similar OEM machines.
• Solid understanding of maintenance, reliability and performance monitoring principles.
• Experience supporting live operational sites and outage execution.
• Ability to interpret technical documentation, vibration data and OEM guidance.
• Capable of writing or supporting technical scopes for rotating machinery overhauls.
• Full UK car driving licence.

Security Clearance: The successful candidate must be able to achieve and maintain Security Check (SC) security clearance for this role. Many of the positions within our company are subject to national security clearance and Trade Control restrictions. This means that your eligibility for certain roles may be affected by your place of birth, nationality, current or former citizenship and any residency you hold or have held. Further details are available at United Kingdom Security Vetting: clearance levels – GOV.UK.

What We Offer: Competitive salary and annual performance bonus, double‑match pension scheme (max. company contribution 12%), generous holiday allowance (26 days + bank holidays), flexible benefits scheme, including private healthcare, dental insurance, technology plans and more, financial protection with 10x salary death in service and financial support if you’re unable to work due to long‑term illness or injury, excellent family‑friendly provisions such as maternity, paternity, adoption and shared parental leave, professional development opportunities including financial support to cover the cost of professional membership subscriptions, employee assistance programme offering free confidential professional counselling 24/7, inclusive, supportive and forward‑thinking workplace.

Inclusive Recruitment: At National Gas, we are disability confident and we are signatories of the Armed Forces Covenant, committed to building a workforce that represents the communities we serve. We celebrate the different experiences our colleagues bring to our organisation and strongly encourage applicants of all backgrounds to apply. Please let us know if you need any reasonable adjustments to perform your best.