Join to apply for the 2026 UK Graduate Wastewater Network Modelling Career Path role at Mott MacDonald
About The Role
We’re currently looking for a Graduate Wastewater Network Modeller to join our Water Utilities Division, a centre of excellence that supports colleagues across our global business. You’ll be part of a team tackling some of the most pressing challenges of our time—climate change, ageing infrastructure, pollution incidents, Combined Sewer Overflow (CSO) spills, and population growth—by designing resilient wastewater networks and delivering major pipeline transfers and drainage systems that protect communities and the environment.
What You’ll Be Doing
* Build and calibrate 1D and 2D hydraulic models
* Assess and influence CSO activity and operation to meet sector targets
* Evaluate foul water flooding and wastewater network resilience
* Develop mitigation solutions and present options to clients
* Work with industry-standard modelling software, GIS, and coding tools
* Produce high-quality reports and visualisations
* Collaborate with multidisciplinary teams across the business
Candidate Specification
We are looking for committed and motivated graduates with a genuine passion and a desire to make a difference in the world. If this describes you, apply today to launch your career at Mott MacDonald.
* Less than 12 months’ relevant experience (excluding placements)
* A minimum of a bachelor’s degree (obtained no earlier than 2024) or expected to achieve one, in one of the following degree disciplines: Geography, Hydrology and Water Management, Water and Environmental Engineering, Environmental Science, Civil Engineering, or Mathematics
Our Offer
As a graduate at Mott MacDonald, you’ll receive the training you need to progress your career. You will be assigned a mentor, who will guide you to meet the objectives of your professional training needs. You will join our three-year early careers soft skills development programme – Accelerating your Future, which is designed to give you the skills and tools necessary for a long-lasting successful career here at Mott MacDonald.
* Biannual salary reviews
* A competitive salary
* Contributory pension up to 7% of your salary
* A flexible benefits scheme
Equality, diversity and inclusion
We put equality, diversity and inclusion at the heart of our business, seeking to promote fair employment procedures and practices to ensure equal opportunities for all.
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