Senior Mechanical Engineer - Asset Integrity & Reliability

Essar Oil Limited; Ellesmere Port; On-site; GBP 65,000 - 90,000; Full time

Benefits offered by this job

25 days holiday

Private medical insurance

Holiday purchase

Employee discounts

On-site parking

Job summary

Essar Energy Transition (Stanlow) is seeking a Senior Mechanical Engineer to join the Engineering team at Stanlow. This role provides mechanical engineering assurance, supports asset integrity, and drives safe, reliable operation of production facilities.

You will work on critical equipment and lead maintenance/repair solutions with cross-functional teams. You will collaborate with Operations, Maintenance, Inspection, Projects and Turnaround teams to manage mechanical risks, improve asset

Qualifications

• Degree (or equivalent) in Mechanical Engineering or related discipline.
• Significant experience in refining, petrochemical, chemical manufacturing, energy, or similar industries.
• Strong knowledge of static equipment: pressure vessels, piping, heat exchangers, tanks, boilers.
• Experience with rotating equipment and cross-disciplinary teams.
• Proven ability to develop repair strategies, engineering assessments, MoC, and maintenance scopes.
• Familiarity with API, ASME, and British Standards.
• Experience with reliability programmes, risk-based inspection, root cause analysis.
• Excellent written and verbal communication, stakeholder management.

Responsibilities

• Providing technical leadership and assurance for mechanical asset integrity and plant modifications.
• Supporting resolution of complex equipment failures and integrity challenges, including out-of-hours support.
• Leading repair strategies, scopes of work, and technical assessments; authorising concessions.
• Supporting MoC, risk assessments, inspection activities and compliance processes.
• Contributing to reliability improvement initiatives and maintenance optimisation.
• Supporting capital planning and spend on maintenance, turnaround activities.
• Coaching and mentoring engineers to promote engineering excellence.
• Ensuring compliance with COMAH, PSSR, ATEX and PUWER.

Skills

Asset integrity

Maintenance planning

Operations support

Mechanical engineering

Regulatory compliance

Technical leadership

Education

Degree in Mechanical Engineering or related discipline

Job description

Essar Energy Transition (Stanlow) is seeking a Senior Mechanical Engineer to join the Engineering team at Stanlow. This role provides mechanical engineering assurance, supports asset integrity, and drives safe, reliable operation of production facilities.

You will work on critical equipment and lead maintenance/repair solutions with cross-functional teams. You will collaborate with Operations, Maintenance, Inspection, Projects and Turnaround teams to manage mechanical risks, improve asset