Engineering Manager - High Tier COMAH Gas Storage Facility Job Summary My client are seeking an experienced Engineering Manager to provide engineering leadership at a high-tier COMAH gas storage facility. The role holds full responsibility for above-ground and sub-surface engineering integrity, including well systems and storage caverns, ensuring safe, reliable, and compliant operation of all assets. You will maintain the COMAH Safety Report, lead engineering governance and functional safety, and drive defect elimination, asset integrity, and continuous improvement across all disciplines. A key focus is ensuring compliance with all relevant legislation and standards, including COMAH, PSSR, DSEAR, PUWER, LOLER, CDM, and IEC 61511. Key Responsibilities COMAH & Regulatory Compliance Own and maintain the site COMAH Safety Report and engineering compliance framework Act as engineering lead for regulator engagement (HSE / EA) and inspections Ensure compliance with all relevant safety and engineering legislation Process Safety & Engineering Governance Lead process safety activities (HAZOP, LOPA, bow-tie, risk assessments) Oversee Safety Critical Elements (SCEs) and performance standards Own engineering procedures, standards, and Management of Change (MOC) Lead incident investigations and implement corrective actions Mechanical Integrity & Pressure Systems Own mechanical integrity programme for pressure systems and static equipment Manage PSSR compliance, Written Schemes of Examination (WSE), and inspection regimes Oversee Pressure Safety Valves (PSVs), RBI programmes, and fitness-for-service assessments Ensure integrity and availability of all pressure systems and critical assets Sub-Surface & Well Integrity Responsible for well integrity management and underground storage caverns Oversee Well Integrity Management System (WIMS) and all well testing programmes Manage integrity risks, remediation, and sub-surface engineering activities Ensure integration of well systems into COMAH safety case requirements Technical Safety & Assurance Chair technical safety reviews for projects and modifications Oversee functional safety (IEC 61511) including SIL management and SIS lifecycle Maintain engineering documentation, records, and assurance systems Lead audits, assurance reviews, and lessons learned integration Leadership & Development Lead and develop the engineering team, ensuring competency and accountability Promote a strong process safety and engineering integrity culture Provide mentoring and technical leadership across the site About You Chartered Engineer (Mechanical, Chemical or Electrical discipline) Significant experience in high-hazard industries (gas, oil & gas, petrochemical, chemical, LNG, etc.) Strong COMAH experience, including Safety Report ownership or input Deep knowledge of process safety, functional safety, and asset integrity management Experience with pressure systems, PSSR, RBI, and engineering governance Strong leadership and stakeholder management skills Desirable NEBOSH or IOSH qualification Experience in quality assurance systems Experience leading cross-functional engineering teams Additional Information This is a site-based role with participation in an on-call rota and occasional out-of-hours support required for operational or emergency needs. Rullion celebrates and supports diversity and is committed to ensuring equal opportunities for both employees and applicants