Closed Systems Engineer - Water Treatment (London Area) £40,000-£42,000 | Full-Time | Stable Employer | Legionella Control Market Are you an experienced Closed Systems Engineer looking for a varied and rewarding role across London? We're recruiting on behalf of a well-established and highly stable employer operating within the Legionella control and water treatment sector. This is an excellent opportunity to join a respected company with a strong reputation in the market and long-term job security. The Role Covering sites across London and surrounding areas, you'll enjoy a diverse position that includes: Closed system analysis and treatment works Reviewing laboratory water treatment sample results Quotation preparation and technical reporting Client liaison and technical advice Ensuring compliance with industry standards and best practice This is not just a site-based role - you'll be involved in the technical and commercial aspects of projects, making it ideal for someone who enjoys responsibility and variety. What's on Offer £40,000-£42,000 salary Stable, established employer Long-term career prospects Varied and technically engaging workload Supportive team environment About You Experience in closed system water treatment Strong understanding of lab sample interpretation Confident preparing quotations and technical reports Good client-facing co...