Wastewater Modeller - Principal​/Associate

Wastewater Modeller - Principal/Associate

WSP is looking for a Principal or Associate Engineer to support the team leaders in managing project delivery, including supervision of tasks and review of deliverables. The role will enable you to further develop and use your technical skills, applying your expertise to help us continue driving forward in terms of both technical quality and service efficiency.

You will be part of an award‑winning water team within a network of 350 professionals across the UK, supported by our Global Water Team. You'll have the chance to shape the direction of a high‑performing, growing team, working with clients such as Severn Trent, Scottish Water Horizons, Welsh Water, and Southern Water. There is a real opportunity for progression by combining your technical and industry knowledge with the right behaviours to encourage and develop others.

• Develop the urban drainage modelling capability in the team, ensuring we are at the forefront of latest developments in the discipline, and provide training and development support to more junior members of the team.
• Support the team lead in managing the work of the local technical delivery team.
• Provide technical input on urban drainage projects and support our wastewater team in delivering current and future projects and help influence our future approaches to efficient delivery.
• Exercise independent engineering judgement and have opportunities to provide innovative solutions to engineering problems.
• Develop and maintain excellent client relationships at all levels, coordinating and facilitating project meetings internally and with clients.
• Participate in business development and proposal preparation.
• Promote the WSP brand through appropriate industry forums and conferences.
• Contribute to the learning of the wider team through knowledge sharing exercises.

• A relevant degree and chartered, or significantly progressed on your journey in pursuing qualification with ICE, IEI, IoW or CIWEM.
• Able to demonstrate clear and successful experience of wastewater hydraulic modelling (Info Works ICM) and an ability to check the technical outputs of others prior to issue.
• A good working knowledge of Water Industry Specifications, Code of Practice for the Hydraulic Modelling of Urban Drainage Systems and relevant British Standards.
• Good presentation, written and verbal communication skills.

We are one of the world’s leading engineering and professional services firms. Our 72,800 passionate people are united by the common purpose of creating positive, long‑lasting impacts on the communities we serve through a culture of innovation, integrity, and inclusion. With over 9,000 professionals across the UK and Ireland, we are dedicated to our local communities and propelled by international brainpower.

Work‑life balance:
Our hybrid working policy offers the flexibility to work from home two days a week, while also providing opportunities to collaborate in our modern offices across the UK.

Inclusivity & Belonging:
We welcome applicants with varied backgrounds and experiences. We enable rewarding careers by encouraging people to bring their whole and authentic selves to work so that our work represents the fullest spectrum of society.

Health & Wellbeing:
We are committed to supporting our people through our Thrive programme, a virtual GP service, workplace adjustments, gym membership discounts, and menopause support package.

Flex your time: “WSP My Hour” allows you to take an hour each day for personal activities, with the flexibility to make up the time earlier or later that day.

Your development:
We invest in growth through training, mentoring, and chartership opportunities.

Here at WSP we positively encourage applications from suitably qualified and eligible candidates regardless of sex, race, disability, age, sexual orientation, gender reassignment, religion or belief, marital status, pregnancy or maternity/paternity. As a Disability Confident leader, we will interview all disabled applicants who meet the essential criteria, please let us know if you require any workplace adjustments in support of your application.