Mechanical Engineer – Water & Wastewater Projects

About the role

Egis is expanding its UK Water business and is looking for mechanical engineers to join a high‑performing team delivering major water and wastewater programmes. The role offers immediate impact in a fast‑growing, hybrid environment across London, Bristol and Manchester.

Key responsibilities

• Develop and lead mechanical design packages from feasibility through detailed design for UK water and wastewater schemes (e.g., AMP8, WINEP, SROs).
• Create P&IDs, perform equipment sizing calculations, and produce specifications, datasheets, schedules and procurement documents for pumps, tanks, pipework, lifting systems and related plant.
• Attend site visits to gather data and liaise with operators, technology providers and vendors.
• Participate in design risk management activities such as HAZOP and SWIFT, and provide input to commissioning strategies and performance testing.
• Support delivery phases by reviewing contractor submissions, answering design queries and assisting with handover/commissioning.
• Contribute to business development, bid preparation and team mentoring.

Required profile

• BEng/MEng (or equivalent) in Mechanical Engineering.
• Chartered Engineer status (CEng) or working towards chartership, depending on seniority.
• Experience across water or wastewater infrastructure projects is preferred.

Required skills

• Mechanical design
• P&ID development
• Equipment sizing calculations
• Specification and datasheet preparation
• Procurement documentation
• HAZOP analysis
• SWIFT analysis
• Commissioning support