Senior Engineer - Process - UK Wide

MWH Treatment · United Kingdom

Senior Engineer - Process - UK Wide at MWH Treatment, based in United Kingdom. This is a permanent role.

Salary
Competitive
Location
United Kingdom
Contract
Permanent
Posted
13 hours ago
Closes
19 Nov 2026
Sector
Engineering & Manufacturing

Reference 3548

About the role

We are looking to strengthen our Engineering team with a Senior Process Engineer based at  a suitable location within the UK, with flexible working available.

 Are you an experienced Senior Process Engineer ready to help shape the successful delivery of complex water and wastewater treatment projects? At MWH Treatment, our process engineers play a critical role in developing innovative, sustainable and efficient treatment solutions that help deliver safer, smarter and more resilient water services for our customers and communities.

We are looking for a Senior Process Engineer to lead process design activities across major projects, delivering robust, buildable solutions that meet client requirements, regulatory standards, and long-term performance objectives.

Key Responsibilities:
  • Lead process design tasks and packages to agreed technical standards, budgets and programmes.
  • Develop process calculations, treatment philosophies, plant layouts and design documentation that support efficient and reliable asset performance.
  • Support optioneering, process selection, design development and technical decision-making across water and wastewater treatment schemes.
  • Review and assure process design outputs within your area of authority.
  • Coordinate process design with mechanical, EICA, civil, digital, hydraulic and commissioning teams to support integrated project delivery.
  • Identify process risks, treatment performance requirements and opportunities for optimisation across design, construction, commissioning and operation.
  • Mentor junior engineers, graduates and apprentices, sharing specialist process knowledge across the team.
  • Build strong working relationships with clients, discipline leads, project teams, suppliers and site teams.
     

Reference: 3548 · Posted 13 hours ago · Closes 19 Nov 2026 · Listed via MWH Treatment

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