Rotating Machinery Engineer

Role: Mechanical Rotating Machinery Engineer

Salary: circa £63,000 plus range of benefits

Location: Aberdeen

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 Scotland & North region, you'll act as a vital technical link between site operations, maintenance teams, regional projects, major programmes, and central engineering.

What You'll be doing

• Manage day-to-day engineering and operational support for gas generators, power turbines, gas compressors, and their ancillary systems across the Scotland & North 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.

Key Requirements And Experience

• 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 benefit scheme, incl. 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 inc. financial support to help you 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 of any reasonable adjustments you need to perform your best.