Overview

Senior Water Quality Modeller role at Mott MacDonald. Location: London, Cambridge, Bristol, Manchester & Leeds; UK (other UK locations considered).

We’re a global engineering, management, and development consultancy with a focus on social outcomes, excellence, and digital innovation. Our Water Consultancy Division delivers multidisciplinary services across the full project life cycle for water and wastewater challenges.

Role Summary

As a senior water quality modeller, you will join a large team of water resources and wastewater networks specialists. You will work with engineers and asset planners to deliver a wide range of services for UK and international clients, using both bespoke and industry-standard hydrodynamic and water quality modelling packages. You will develop integrated river network and drainage models, investigate contaminant fate, build ad-hoc assessment tools, and undertake statistical analyses. Opportunities exist to engage across hydrology, systems modelling, groundwater modelling, flood modelling, and computational fluid dynamics.

Responsibilities

• Core delivery of complex modelling projects, collaborating with experts across disciplines to apply numerical and environmental engineering skills.


• Analyse large datasets to identify patterns, provide insights, and support effective resolutions and interventions; contribute to proposals and new business with technical inputs.


• Maintain client relationships and manage projects.


• Support and mentor junior colleagues where practicable.

Candidate Specification

• Relevant degree-level qualifications (e.g., geography, mathematics, environmental sciences, civil engineering, or related disciplines).


• Chartered with an appropriate professional body.


• Track record in successful delivery of SOAF, UPM and/or river modelling projects for UK water companies.


• Good understanding of hydrodynamics, sediments and water quality processes.


• Expertise in industry-standard software such as InfoWorks and/or MIKE11.


• Willingness to innovate and ability to mentor junior staff.

Desirable Include Skills

• Coding skills and statistical foundations.


• Experience in source apportionment assessments, catchment management modelling, or application of nature-based solutions to tackle pollution.


• Awareness of climate change impacts and regulatory drivers for water quality; track record in developing innovative modelling approaches.

UK Immigration

Mott MacDonald Ltd. is not currently offering sponsorship to candidates under the Skilled Worker visa route in the UK. We welcome applications from candidates eligible for alternative immigration routes that do not require sponsorship.

Equality, Diversity and Inclusion

We are committed to equality, diversity, and inclusion and to creating an inclusive environment where everyone can contribute.

Accessibility

If you need support to apply or attend an interview, please contact reasonable.adjustments@mottmac.com.

Working Arrangements and Benefits

Agile working and flexible working arrangements are supported. We offer a comprehensive benefits package including health and wellbeing, financial wellbeing, lifestyle, enhanced family leave, learning and development, and networks and communities.

Location

Locations: Birmingham, Edinburgh, Brighton, Manchester, Cambridge, Glasgow, Leeds, Bristol, London, etc.

Contract and Job Details

Contract: Permanent. Work pattern: Full time. Discipline: Water. Job Ref: 7583. Recruiter: Laura Easdon.

Seniority and Function

• Seniority level: Mid-Senior level


• Employment type: Full-time


• Job function: Design, and related IT/engineering disciplines


• Industry: Civil Engineering