Principal Engineer – Process Engineering

Company: Millbank
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Are you a Principal Process Engineer ready to take full technical ownership of complex water industry designs?

An exciting opportunity has become available for a proven Principal Process Engineer to spearhead key water infrastructure projects for one of our key engineering EPC clients. As Principal Process Engineer, you’ll have a key influence in delivering high-profile projects across the regulated UK water sector

Providing technical leadership to ensure all process design outputs meet safety, quality and regulatory expectations Developing and selecting efficient process solutions based on scope, site data and project constraints, and clearly communicating these to internal teams and clients Reviewing and approving process calculations, mass balances, hydraulic sizing, flow diagrams, control philosophies and commissioning strategies Interpreting, briefing and guiding teams on technical standards, procedures and updates, while contributing expert input to projects and tenders Significant process design experience within the regulated UK water industry, with strong delivery of wastewater treatment solutions In?depth knowledge of wastewater unit processes and treatment plant design Accredited with a BEng or MEng in Chemical Engineering or equivalent Strong digital and document control capability, with experience managing design change and review processes We are proud to be a member of the Disability Confident Scheme, and we are committed to ensuring an accessible and supportive recruitment process for everyone….

Posted: May 23rd, 2026