Hydraulic Modelling Manager
Hydraulic Modelling Manager
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Job Description
Base
Closing Date
South East Hub (Cardiff / Newport)
23:59 on 08 October 2025
What youll be responsible for
As the technical modelling manager you will be the technical expert for the organisation on wastewater hydraulic modelling and lead a team of experts providing an understanding to the business of the capacity of our sewer network and how we can meet our performance obligation through network intervention. You will also work closely with operations to support them through use of our models in innovative ways of removing unwanted flows and meeting our performance metrics.
- Managing and maintaining the Waste Hydraulic Model Library providing central governance across the multiple users. You will ensure the models are viewed as vital asset information and ensure their provision of models for other users such as capital delivery asset management functions asset planning and the DWMP for strategic planning.
- Managing a team of technically competent hydraulic modellers and assistant modellers ensuring they are up to date with industry best practice on modelling.
- Managing the delivery of the AMP 8 tactical modelling plan undertaking hydraulic model assessment of storm overflows as required by our NEP and supporting PR29 investment plans. You will provide a client role when procurement frameworks are utilised for delivery of model upgrades and lead our newly created Modelling Hub.
- Ensure DCWW modelling practices processes and specifications are industry leading initiating innovation where required. You will ensure our modelling hub is collaborative and our consultants work closely to ensure we have an industry leading approach to hydraulic modelling and its use within the organisation
- Ensuring our models are fit for purpose cover all our catchments in line with our modelling strategy to support the development of the programmes of work for PR planning and the DWMP planning.
- Leading network capacity and growth impact assessments for new developments providing a strong customer service to DCWW developer services function.
- Providing a support to operational services in root cause analysis and mitigation measures where applicable for service failures. You will support operational innovation finding ways to best utilise our models in conjunction with new techniques in network monitoring and analysis to support meeting our tighter performance targets and removal of unwanted flows.
- Leading the development of hydraulic models to support all water quality coastal & riverine studies.
- Ensuring a strong link with DWMP and oversee hydraulic model upgrades as one of the critical tools in the preparation of the DWMP.
- Undertaking any other duties as required to meet the needs of the business.
Who youll work with
Internal
- River and coastal modelling team
- Wastewater Operations
- Wastewater Assets and Asset Planning
- Developer Services
- Drainage and Wastewater Management Planning team
- DCWWs Engineering Consultancy Service
Finance
External
- EA and NRW
- Ofwat
- UKWIR
- WaterUK
About you
Qualifications
- Degree level qualification (Engineering civil preferred or other relevant subject) or substantial experience in a relevant role
Experience
- Substantial experience in the Water Industry with a specific understanding of hydraulic modelling and a proven expertise in build verification and design with good working experience of Infoworks ICM or similar packages
- Experienced in the practical use of relevant Geographic Information System (GIS) software (Arc GIS preferably)
- Good working knowledge of waste water network design and operation
- Proven experience of managing and developing technical experts
Knowledge & Skills
- Enthusiastic about putting our customers first every day
- Substantial knowledge of wastewater networks and a detailed understanding of network modelling; along with an understanding of the interaction between hydraulic models and river and coastal models
- Attention To Detail
- The tolerance for and ability to handle detail. The ability to be able to analyse understand and produce detailed information accurately.
- Communication impact and engagement
- The drive and ability to exchange appropriate information with relevant people at the right time and with strong effect where appropriate. To be able to communicate in a variety of ways in order to engage multiple audiences. The desire and skills to seek first to understand as well as to be understood.
- Creativity/innovation
- The ability to look at issues from a broad perspective to come up with imaginative solutions and to identify innovative alternatives to typical unusual or difficult situations or problems.
- Innovation
- The ability to look at issues with a broad prospective to come up with imaginative solutions and to identify innovative alternatives to typical unusual or difficult situations or problems.
- Integrity
- The readiness to take responsibility for projects or issues and to be accountable for their timely delivery and quality. The capacity and motivation to fulfil consistently any undertakings made. The habit of never letting people down or promising what cant be done.
- Leadership Skills
- proven experience of the ability to lead and develop a successful team be able to manage change.
- Resilience
- The ability to maintain effectiveness with changing environments tasks responsibilities or people and the capacity to recover quickly from challenges.
- Service Excellence and Continuous Improvement
- Going above and beyond customer expectations and delivering an industry-leading experience and consistently driving for improvements.
Good to know
Benefits
As well as a market competitive salary 33 days annual leave (pro rata including public holidays) we offer a range of employee benefits and rewards including:
- Option to buy additional annual leave up to 5 days per year
- Enhanced employer pension contributions Up to 11% employer contributions
- Free Mortgage Brokering Services
- Enhanced family friendly policies
- Progression opportunities including the ability to apply for funded training and coaching and mentoring programmes
- Gym and fitness discounts as well as high street shopping
- Cycle to work scheme
- Discount off all Welsh Water visitor attraction centres and gift shops
- Car-leasing scheme and free on-site parking at all sites
- Health CashBack scheme and access to an online GP service
- An employee assistance programme for employees and their immediate family
- Many more can be found on our website.
Please note we may close this role sooner if required. We may also extend the original closing date depending on interest.
Due to the nature of the industry we require satisfactory references post offer medical clearance and a criminal records Basic Disclosure check on all new employees joining the business.
Who we are
Dŵr Cymru Welsh Water keep 3 million people healthy each day with safe reliable water and take away wastewater to clean before returning it safely to our beautiful rivers and seas.
To be able to deliver high quality essential services which help to protect the health of our customers colleagues and our environment we need the right people to deliver on our vision. This is achieved by living our core values and demonstrating the core behaviours that underpin them. The security of our people assets and information is key to us so we are looking for people who understand and comply with the companys required security objectives.
We know that the most successful teams are the most diverse teams. Equality diversity and inclusion provide the very foundation to our culture at Welsh Water. We want every individual to feel confident proud and able to bring their whole selves to work.
To ensure an improved representation in our workforce applications are particularly welcome from minority groups including Black Asian and Minority Ethnic people Females LGBT Non-binary and people with disabilities. Together we continue to build a workplace that not only celebrates the diverse voices of our colleagues but also represents each customer we serve.
In essence ours is a company based on trust openness respect commitment and honesty. A company that our colleagues are proud to work for.
Dŵr Cymru Cyf a limited company registered in Wales No.. Registered office: Linea Fortran Road St. Mellons Cardiff CF3 0LT
Dŵr Cymru Cyf 2019.
Required Experience:
Manager
Employment Type
Full-Time
