Senior Mechanical Engineer Permanent | Competitive Salary + Benefits Location: Thurrock Are you an experienced Mechanical Engineer with experience working in a COMAH environment, looking to step into a role where you can directly shape engineering standards, influence investment decisions, and drive meaningful improvements across multiple sites? This is an exciting opportunity to join a well-established yet fast growing and agile organisation during a period of significant capital investment and site development. About the opportunity: As Senior Mechanical Engineer, you’ll become the mechanical engineering focal point across a high-hazard, top-tier COMAH environment. With major multi-million pound projects underway, ongoing upgrades to ageing infrastructure, and an engineering function modernising its systems and standards, this role offers the chance to genuinely leave your mark. You’ll work closely with the leadership team and collaborate with discipline engineers, project managers, plant inspectors, maintenance teams and external specialists to ensure safe, reliable and efficient operation of a broad range of mechanical assets - from rotating equipment and pressure systems to boilers, vessels, compressors and site utilities. This is a technically varied, hands-on role with strong strategic influence. What you’ll be doing: * Leading mechanical engineering activities across the site, with wider support...