Group Senior Mechanical Engineer in Knottingley

Astute's Power team is exclusively partnered with enfinium to recruit a Group Senior Mechanical Engineer to work across their Energy from Waste (EfW) assets. This role will be focusing on the long-term strategy relating to integrity and performance of mechanical assets with a focus on the boilers, pressure systems and metallurgy.

enfinium currently have four fully operational EfW facilities which export c.265 MW of electricity to the grid, with a further two due to be fully operational soon which will take the combined electricity export to c.358 MW.

The Group Senior Mechanical Engineer comes with a competitive salary and benefits package. If you are a degree qualified Mechanical Engineer, ideally holding chartership, and are looking to work for an innovative company within the EfW sector, then upload your CV to apply today.

Responsibilities and duties of the Group Senior Mechanical Engineer:

• Reporting to the Asset Management Director you will provide technical leadership and strategic direction for the integrity, reliability, and performance of mechanical assets across the portfolio.
• Develop and implement long-term asset integrity, reliability, and metallurgical strategies to extend asset life and reduce unplanned downtime.
• Act as the subject matter expert for industrial boilers, pressure systems, and high-temperature mechanical components.
• Lead investigations into mechanical and metallurgical failures, conducting root cause analysis and embedding learnings fleet-wide.
• Establish and manage monitoring, inspection, testing, and assessment regimes for critical mechanical equipment.
• Support the design, installation, commissioning, and post-outage review of new and existing assets, ensuring reliability is embedded from concept.
• Provide technical governance over vendors, OEMs, and long-term service agreements, ensuring quality, compliance, and value for money.
• Mentor and support maintenance and operational teams, promoting knowledge transfer, continuous improvement, and engineering best practice.

Professional qualifications:

• Degree-qualified in Mechanical Engineering, with Chartered Engineer (CEng) status preferred.
• Extensive experience in mechanical engineering within EfW, power generation, or heavy industrial environments.
• Strong technical expertise in industrial boilers, pressure systems, and metallurgy, including corrosion, erosion, and high-temperature failure mechanisms.
• Proven track record in asset integrity management, reliability engineering, and delivery of engineering improvement projects.
• Solid knowledge of UK legislation, British and European standards, and industry codes relevant to pressure systems and energy generation.

Personal skills:

• Respected technical authority with the confidence to lead and challenge where needed.
• Proactive and organised, comfortable working independently across multiple sites.
• Approachable and practical, working effectively with site teams and external partners.

Salary and benefits of the Group Senior Mechanical Engineer role:

• Very competitive starting salary
• Full benefits package including private medical insurance
• Opportunity to join a leading Energy from Waste company

Astute People are acting as an employment agency in relation to this vacancy. We do not discriminate on the grounds of age, race, gender, disability, creed or sexual orientation and comply with all relevant UK legislation. We encourage applications from individuals from all backgrounds but candidates must be able to demonstrate their ability to work in the UK. Astute is also committed to the government's Disability Confident Employer initiative. We endeavour to get back to everyone, however, if you have not heard anything after 7 days, please consider your application unsuccessful.