Senior / Principal Engineer (Coastal, River & Urban Water Quality Modelling)



The Senior / Principal Engineer will act as a technical specialist and delivery lead in coastal, river, sewer and water quality modelling, supporting complex water industry and regulatory projects. The role focuses on deep technical leadership, high‑value project delivery, and expert advisory support to clients and regulators, without formal director‑level line management accountability.

This role is suited to a recognised subject‑matter expert who leads through technical excellence, mentoring, and project‑level authority.

Note: We welcome applications from candidates who may not meet every requirement but demonstrate partial suitability and the potential to grow into the role.

Your role

Provide senior technical leadership on projects involving

Sewer networks, rivers, estuaries and coastal waters.
Flood risk and flood alleviation studies.
Water quality, bathing water and environmental compliance.

Lead water quality (WQ) modelling, including

MIKE suite (e.g. MIKE 21) for coastal and estuarine modelling.
Integrated river, sewer and receiving water modelling.

Act as Technical Manager / Technical Lead for complex modelling studies, ensuring

Appropriate methodologies.
Robust model build, verification and validation.
Clear interpretation of results.

Undertake and oversee

Intermittent discharge investigations.
EDM and monitoring data analysis.
Integrated catchment and sewer impact assessments.

Provide expert technical advice to

Water companies.
Environmental regulators.
Internal project teams.

Support regulator liaison on

Water Framework Directive (WFD).
Bathing Water Directive.
Mentor and support junior and mid‑level staff, including technical review and skills development.
Contribute to innovation and improvement of modelling approaches, including rapid and real‑time assessment tools.
Water Engineering

About You

PhD in Civil Engineering or related discipline (sediment transport / drainage systems).

Professional Memberships MCIWEM.

Chartered Water and Environmental Manager (C.WEM).

Experience

Relevant years' experience in research and consultancy.
Experience delivering and leading complex technical modelling projects.

Strong track record in 

Technical leadership.
Project delivery.
Client and regulator engagement.

Closing Date:
31/10/2026

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