Wastewater Modeller

7 days ago


Reading, United Kingdom Thames Water Utilites Full time

Exciting opportunity alert Are you passionate about wastewater management? We are looking for a talented individual to join our team and take on a crucial role in developing, managing, and updating wastewater network models. Your expertise will provide specialist advice and solutions, contributing to significant modelling activities that align with our current and future business demands. Join us in collaborating closely with System Planners and various teams across the organisation to drive impactful outcomes.

**What you’ll be doing as a Wastewater Modeller**
- ICM model build and calibration using appropriate data sources.
- Evaluate network performance and impact of change at pipe and system level. Understand and appreciate the limits of modelling outputs.
- Optioneering - find potential solutions to mitigate current/ future risks or enhance performance.
- Plan and supervise asset and flow surveys and field investigations.
- Undertake site visits to enhance catchment understanding.
- Provide technical support to the broader business as required.
- Project manage modelling programmes.

This role will be hybrid-based at Reading Sewage Treatment Works. You will be required to work at our offices and sites as the business requires you to

36 hours a week, Monday to Friday

**What you should bring to the role**
- Hold a STEM (science, technology, engineering or mathematics) related degree.
- Knowledge of using ICM modelling software to complete modelling tasks (building and maintaining models, performance analysis, pioneering).
- Previous working knowledge at a sewerage undertaker or a consultancy contracted to a sewerage undertaker.
- Understanding of the theory/operation of wastewater network assets.
- Be able to produce written reports.
- Familiar with automating tasks using ICM Exchange/Ruby Scripts.

**What’s in it for you?**
- Competitive salary paying between £40,000- £58,000 per annum, depending on experience.
- 26 days holiday per year, increasing to 30 with the length of service (Plus bank holidays).
- Contributory pension - Defined Contribution - Maximum of 12% -2x employee contribution
- Personal Medical Assessments - Open to all once a year.
- Wider benefits scheme includes our benefits hub, which is packed with offers and information to save money and support your wellbeing.

**Who are we?**

At Thames Water, our purpose is crystal clear - to deliver life’s essential service so our customers, communities and planet can thrive.

Water is life’s great leveller. Every living thing needs it, every single day. From people to plants, birds to bees, farms to factories, we all need it to thrive, and we’re committed to taking care of it for us all.

But keeping water flowing is becoming harder. From scorching summers to wetter winters, extreme weather affects everything from our pipes to our local rivers. We need to keep millions more kettles boiling, public services operating, washing machines spinning, showers running and more, so every drop is more precious than ever. Are you ready to play your part?

**Working at Thames Wate**r**

At Thames Water we recognise that people are at the heart of our business. To help us succeed in providing life's essential service, we need a range of skills and capabilities, representative of society throughout our business.

We seek to attract and retain a cultural mix of people who can offer different but complimentary attitudes, values, talents, and knowledge. We understand the importance of appreciating and harnessing the unique skills, experiences, background, and differences that each individual brings.

Find out more about working at Thames Water.

When a crisis happens, we all rally around to support our customers. As part of Team Thames, you’ll have the opportunity to sign up to support our customers on the frontline as an ambassador. Full training will be given for what is undoubtedly an incredibly rewarding experience. It’s also a great opportunity to learn more about our business, meet colleagues and earn some extra money along the way.



  • Reading, United Kingdom Page Personnel Full time

    Hybrid working optionsHigh profile clientAbout Our ClientThe company is a well-established organisation within the Energy & Natural Resources sector, known for its specialised engineering expertise. As a medium-sized enterprise, it offers a structured environment where professionals can thrive and contribute to meaningful projects.Job DescriptionDevelop and...


  • Reading, United Kingdom Michael Page (UK) Full time

    OverviewHybrid working optionsHigh profile clientAbout Our ClientThe company is a well-established organisation within the Energy & Natural Resources sector, known for its specialised engineering expertise. As a medium-sized enterprise, it offers a structured environment where professionals can thrive and contribute to meaningful projects.Job...


  • Reading, United Kingdom Page Personnel Full time

    Hybrid working options High profile client About Our Client The company is a well-established organisation within the Energy & Natural Resources sector, known for its specialised engineering expertise. As a medium-sized enterprise, it offers a structured environment where professionals can thrive and contribute to meaningful projects. Job Description Develop...


  • Reading, United Kingdom Unify Full time

    Wastewater Hydraulic Modeller Location: Hybrid – Reading (Sewer Treatment Works), RG2 0RP Salary: £45,940 to £60,000 per annum (dependent on experience) Contract Type: Full-time, Permanent Division: Asset Operations & Capital Delivery Ref: JF3459 Closing Date: 12/11/2025 About the Role UnifyHQ is proud to be working in partnership with our client, a...


  • Reading, United Kingdom Thames Water Full time

    Overview This is an opportunity for an experienced Wastewater Modeller to apply their expertise to critical environmental and planning initiatives, including the Water Industry National Environment Programme (WINEP) and Drainage and Wastewater Management Plans (DWMP). You will play a key role in developing and analysing hydraulic models, creating actionable...


  • Reading, United Kingdom Thames Water Full time

    A leading water and wastewater company is seeking an experienced Wastewater Hydraulic Modeller in Reading. The role involves developing and analyzing hydraulic models, managing projects, and ensuring model accuracy. Applicants should have a degree in a relevant field and extensive experience with ICM modelling software. This position offers a competitive...


  • Reading, United Kingdom Pertemps Full time

    This is an opportunity for an experienced Wastewater Modeller to apply their expertise to critical environmental and planning initiatives, including the Water Industry National Environment Programme (WINEP) and Drainage and Wastewater Management Plans (DWMP). You will play a key role in developing and analysing hydraulic models, creating actionable...


  • Reading, United Kingdom Mott MacDonald Full time

    OverviewJoin to apply for the Senior Wastewater Network Modeller role at Mott MacDonaldLocation/s: Edinburgh, Newcastle, Leeds, Manchester, Cardiff, Bristol, Cambridge, Reading, London, Brighton & Belfast; UKMott MacDonald is a global engineering, management, and development consultancy with over 20,000 employees across more than 50 countries and 140+...


  • Reading, United Kingdom Page Personnel Full time

    A respected organisation in the Energy & Natural Resources sector is seeking a Wastewater Hydraulic Modeller for a hybrid position in Reading. The successful candidate will develop and maintain hydraulic models, analyse data, and collaborate with teams to optimise wastewater network performance. A degree in Engineering or Environmental Science and...


  • Reading, United Kingdom Mott MacDonald Full time

    OverviewEngineer a Better Tomorrow – For People, Planet, and ProgressAt 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...