Principal / Associate Wastewater Network Modeller (InfoWorks ICM)

What if you could shape a career as unique as you? At WSP, you can always find opportunities to grow and do what matters to you. Make the most of our global reach to discover new challenges and chances to work with diverse, talented individuals who will help you expand your horizons.

A little more about your role… We are looking for a Principal or Associate Engineer (Wastewater Network Modelling) 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.

You will:

• 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.

What we will be looking for you to demonstrate…

• 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 (InfoWorks 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.

Imagine a better future for you and a better future for us all. Work on landmark projects around the world and embrace opportunities to make an even bigger impact in the communities you care about. What if you could do the best work of your life and create a legacy for yourself? With us, you can. Apply today.

We are one of the world’s leading engineering and professional services firms. Our 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 11,000 professionals across the UK and Ireland, we are dedicated to our local communities and propelled by international brainpower.

WHAT’S IN IT FOR YOU?

• Work-life balance: At WSP, we understand that work is just one aspect of your life. It’s important to make time for you, your family, friends, interests and your community. 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. We celebrate integrity and treat people with respect, supporting each other and embracing a culture of inclusion and belonging at WSP.
• Health & Wellbeing: We are committed to supporting our people, giving you the tools to make improvements to your health and wellbeing through our Thrive programme. Our Virtual GP service gives you access to an NHS or Irish Medical Council GP at a time and place that suits you – giving you peace of mind and quick access to medical advice when you need it most.
• Flex your time: To enhance work-life balance, WSP offers the “WSP My Hour,” allowing you to take one hour each day for personal activities, with the flexibility to make up the time earlier or later that day. We also provide part-time and flexible working arrangements, the option to purchase additional leave, and the ability to use your bank holiday entitlement to suit you.
• Your development: We understand the importance of development and training to you. That’s why we foster a supportive environment that invests in your growth, whether through training, mentoring, or Chartership.

#WeAreWSP 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.

Full time Posting Date: 2026-02-03