2026 UK Graduate Wastewater Network Modelling Career Path

45 Days Old

Overview

Engineer a Better Tomorrow – For People, Planet, and Progress

At Mott MacDonald, we’re a purpose-driven engineering, management and development consultancy. As a wholly employee-owned business, we focus on delivering meaningful outcomes for our clients, empowering our people and making a positive impact in the communities where we live and work.

We work across global industries, delivering impactful projects and supporting colleagues across our global business. You’ll be part of a team tackling challenges such as 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.

This role offers opportunities to grow technical and project management skills through diverse project work, with support from senior and principal modellers and collaboration across our UK-wide modelling team.

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. To be eligible:

  • 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 disciplines:
  • Geography
  • Hydrology and Water Management
  • Water and Environmental Engineering
  • Environmental Science
  • Civil Engineering
  • Mathematics

In your application, demonstrate genuine interest in the opportunity and in joining Mott MacDonald by highlighting relevant experience or interests.

We review every completed application manually and do not use AI tools in the selection process. Please answer questions authentically to help us understand the real you.

About Your Development

A graduate position should be more than a job. You’ll receive training from day one, be assigned a mentor, and join our three-year early careers soft skills development programme – Accelerating your Future.

You’ll have opportunities to make a difference and learn about Our Purpose and the impact we can make. You’ll also receive:

  • Biannual salary reviews during the first three years
  • A competitive salary aligned with industry standards
  • Contributory pension up to 7% of salary
  • A flexible benefits scheme to suit your needs

Our Culture and Inclusion

Equality, diversity and inclusion are at the heart of our business. We promote fair employment practices and an inclusive environment where everyone can contribute.

We support agile working and the choice of how you work to meet client, team and personal commitments.

Location and Contact

Location(s): Newcastle Upon Tyne, Manchester, Cardiff, Reading, Bristol, Edinburgh

Contract Type: Permanent | Work Pattern: Full Time | Market/Discipline: Water | Job Ref: 11634

Recruiter Contact: earlycareers.recruitment@mottmac.com

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Location:
Reading, England, United Kingdom
Salary:
£100,000 - £125,000
Job Type:
FullTime
Category:
IT & Technology