Principal Wastewater (Hydraulic) Modeller

RPS; Warrington; Hybrid; GBP 45,000 - 65,000; Full time

Job summary

A leading consultancy firm is seeking a Principal Wastewater (Hydraulic) Modeller to join its expanding Water Consultancy team. The role involves leading projects in wastewater management, ensuring compliance with regulatory standards, and overseeing a team. Ideal candidates will have experience in urban drainage, proficiency in InfoWorks ICM, and strong communication skills. This position offers hybrid working to balance life and work.

Qualifications

• Experience working at Principal level in hydraulic modelling.
• Strong knowledge of water industry regulations and legislation.
• Familiarity with tools like FME, Optimatics, or Python is a plus.

Responsibilities

• Manage health, safety, quality, and environmental aspects of projects.
• Develop wastewater catchment strategies and solutions, including hydraulic modelling.
• Ensure compliance with standards and governance requirements.
• Oversee commercial performance, forecasting, and risk management.
• Produce bids and proposals for projects.
• Lead a team to maintain strong client relationships.
• Drive continuous improvement of tools and processes.

Skills

Experience in urban drainage projects

Technical leadership in wastewater catchment planning

Proficiency in InfoWorks ICM

Excellent communication skills

Proficiency in MS 365 applications

Familiarity with GIS systems

Education

Degree in a relevant technical field (postgraduate preferred)

Chartered or working towards chartership

Affiliation with a professional institution (CIWEM, ICE, IWater)

Job description

Overview

Join to apply for the Principal Wastewater (Hydraulic) Modeller role at RPS.

Locations: London, Leeds, Newcastle, Sheffield, Derby, Manchester, and Warrington. We support flexible work to help you balance life and work, while encouraging collaboration. That’s why hybrid working is our standard.

About The Role

We’re looking for experienced Principal Wastewater Modellers to join our dynamic and growing Water Consultancy team operating across the UK. Working at Principal level, you will have the opportunity to lead the development of new teams to work on our exciting AMP8 and AMP9 projects, ensuring exceptional water services in a collaborative environment.

About Us

RPS, Tetra Tech are actively engaged in several long-term wastewater programmes across the UK water industry, helping our clients address major pollution and flooding challenges. As part of these programmes our wastewater consulting team undertake a broad range of projects including urban drainage and water quality modelling studies; WINEP, SOAF, DWMPs and catchment investment planning; and the development of engineering solutions from feasibility through to outline and detailed design.

Key Responsibilities

• Manage health, safety, quality, and environmental aspects of projects.
• Develop and deliver wastewater catchment strategies and solutions, including hydraulic modelling and analysis.
• Ensure quality outputs and compliance with standards and governance requirements.
• Oversee commercial performance, forecasting, and risk management.
• Produce bids and proposals.
• Lead a team to maintain strong client relationships and manage project team members.
• Drive continuous improvement of tools and processes for efficiency and innovation.
• Travel to client sites or other RPS/Tetra Tech offices as needed.

What You Bring

• Experience in urban drainage projects and technical leadership in wastewater catchment planning.
• Proficiency in InfoWorks ICM.
• Strong knowledge of water industry regulations and legislation.
• Excellent communication and interpersonal skills.
• Proficiency in MS 365 applications, including advanced Excel, PowerBI, and SharePoint.
• Familiarity with GIS systems (MapInfo, ArcGIS, QGIS) and tools like FME, Optimatics, or Python is a plus.

Qualifications

• Degree in a relevant technical field (postgraduate preferred).
• Chartered or working towards chartership.
• Affiliation with a professional institution (CIWEM, ICE, IWater) is desirable.

Why Join Us?

Be part of a team dedicated to making a positive environmental impact. Enjoy a supportive work culture and opportunities for professional growth.

Apply Now

If you’re ready to make a difference in wastewater modelling, send your CV and cover letter today!