https://jobs.co.uk/job/senior-principal-mechanical-engineer-scantec--3f4ec228-3661-4c12-8e62-cba3210e376f RSS feed for Senior / Principal Mechanical Engineer at Scantec. en-gb Wed, 10 Jun 2026 15:54:09 GMT https://jobs.co.uk/job/senior-principal-mechanical-engineer-scantec--3f4ec228-3661-4c12-8e62-cba3210e376f https://jobs.co.uk/job/senior-principal-mechanical-engineer-scantec--3f4ec228-3661-4c12-8e62-cba3210e376f Thu, 04 Jun 2026 23:00:00 GMT Location: London Colney | Salary: £60000 - £72000/annum | Type: Permanent | Senior Mechanical Design Engineer Water & Wastewater Infrastructure Location: St Albans Employment Type: Permanent  The Opportunity Our client is seeking an experienced Senior Mechanical Design Engineer to join their growing engineering team delivering major water and wastewater infrastructure projects. This is an excellent opportunity for a technically strong engineer with extensive design experience in the water sector to take ownership of complex mechanical design packages, mentor junior engineers, and contribute to the successful delivery of high-profile projects. The successful candidate will play a key role in the development, coordination, and delivery of mechanical engineering designs, ensuring compliance with industry standards, client requirements, and project objectives. Key Responsibilities Produce high-quality mechanical design deliverables that meet safety, quality, and regulatory requirements. Develop mechanical designs, calculations, drawings, reports, and technical specifications for water and wastewater projects. Undertake hydraulic design and analysis for a range of treatment and infrastructure schemes. Lead and mentor CAD technicians, graduate engin... Permanent