Skip to main content

Mechanical Engineer (Polymers)


Title: Mechanical Engineer

Hours: 37.5 per week

Location: Grangemouth (Polymers)

Salary: Competitive

Contract type: Permanent


Are you in?

A truly global company, INEOS comprises of 36 businesses with 194 sites in 29 countries throughout the world. We also encompass a range of consumer brands and sports interests.

INEOS Grangemouth is an integrated refinery and petrochemicals centre of excellence. We are the largest manufacturing site in Scotland. Click here to find out more Grangemouth | INEOS.

We pride ourselves in offering a working environment that is friendly and welcoming, that offers employees true autonomy and empowerment and that enables everyone to achieve their goals and to have a fulfilling professional career with us. At Grangemouth and across the wider INEOS family, there are always opportunities.

Our aim, as always, is to find new, improved ways of doing things. Whether that’s through improving the energy efficiency of our plants, developing new ways of working or delivering on our net zero promises, we like to push boundaries and overcome challenges.

If you share our vision for a sustainable future; if you possess the skills and competencies to help deliver our net zero road map; if you want to play your part in the remarkable next step the UK petrochemical sector, we’d like to hear from you.


A highly motivated Mechanical Engineer is required to deliver and maintain a mechanical asset care policy that supports the achievement of Asset SHE, cost and reliability performance targets. This role is an exciting opportunity for the right individual to work within a plant area that has seen significant recent investment and includes a diverse array of mechanical equipment types.

Key accountabilities

  • Define and implement asset care policy for all rotating and static mechanical equipment in the Polymers business, to ensure delivery of ongoing asset reliability, integrity and cost commitments.
  • Specify and audit inspection activities to ensure compliance with industry regulations.
  • Define Polymers mechanical engineering standards, procedures and practices to ensure full compliance with current and future discipline integrity and legislative requirements.
  • Define and continuously develop the long term (+10 year) Mechanical Strategy for Polymers to facilitate the development of future budgets and workloads.
  • Maintain asset spares and equipment holding to maximise asset reliability and to drive maintenance and TAR efficiency/cost performance.
  • Provide discipline expertise and root cause analysis in troubleshooting asset vulnerabilities to minimise impact on the short through long term operating plan.
  • Provide discipline expertise for all Polymers improvement projects and act as formal discipline representative to ensure successful service delivery.
  • Lead trouble-shooting on critical equipment failures to establish root cause of failure and define improvements to maintenance regimes and equipment design to eliminate faults.
  • Ensure correct overall mechanical spend to meet asset requirements within available budget and where required, drive appropriate prioritisation.
  • Specify TAR work scope requirements (in accordance with asset strategy) and assist in execution to support delivery of safe, on time and to budget TAR's.
  • Coach all relevant Polymers operations and support personnel to ensure sufficient competence to effectively execute their core roles and generate enhanced service delivery to the business.


You should:

  • Be degree qualified in a relevant discipline (preferably Mechanical Engineering).
  • Have knowledge of theory and practice of managing equipment reliability systems and processes in a production/manufacturing facility e.g. asset care.
  • Have petrochemical or refining manufacturing experience including new plant commissioning, TAR planning and execution and problem solving on large scale static and rotating equipment.
  • Have a strong understanding of discipline legislative and regulatory requirements and demonstrated ability to appropriately translate these requirements into equipment inspection/maintenance regimes.
  • Be skilled in troubleshooting and root cause analysis.
  • Be self-motivated, with the ability to identify and pursue plant reliability issues to a satisfactory resolution.
  • Have experience of following a Plant Modification process and associated documentation management systems.

You may also:

  • Be a Chartered Mechanical engineer (or in the process of gaining recognition) with demonstrable experience in an asset care role.


  • 34 days holiday (optional salary sacrifice to purchase up to 5 extra days)
  • Benefits Platform – access to discounts on high street stores etc.  Discounted PMI, Travel Insurance etc.
  • Up to 20% Discretionary Bonus Opportunity
  • Scottish Widows Contributory Pension including employer contributions
  • Free On-site Gym
  • Employee Assistance Programme
  • Enhanced maternity leave
  • Salary Sacrifice Car and Cycle to Work Scheme
  • Ongoing Career Development


Application Process

Interested candidates should submit their CV via our website

Pre-screen (If applicable)

Applicants with a successful CV may be invited to an online MS Teams or telephone call to further discuss the role, the organisation and your suitability.

Formal Interview

Successful applicants will then be invited to interview which will consist of behavioural and technical questions.

Provisional Offer

If you are selected as the preferred candidate you will receive a provisional offer which will be subject to a medical assessment and reference checks.


Hydrogen Fuel Network Trial

Click here to find out how INEOS Grangemouth are involved in the switch to hydrogen UK Gas Network switch to hydrogen


Click here to find out more about our other businesses across the globe We are INEOS

Clicking this link will take you to an external site where you can continue with your application