Senior Engineer - Clean Water Modelling in London

About the Role

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…

As a Senior Engineer, you will play a key technical and coordination role within the Asset Consultancy Team, contributing to the delivery of potable water infrastructure and modelling projects for UK Utilities, private developers and local authorities. You will take ownership of medium-complexity tasks, lead elements of project delivery, support junior staff and provide technical guidance to ensure accurate, efficient and high-quality outputs.

You will combine strong modelling/design and asset management expertise with growing leadership responsibilities, helping drive continual improvement in technical quality, service efficiency and team capability. You will be a proactive, collaborative and solutions-focused contributor to project teams.

Typical Responsibilities

• Technical Delivery of feasibility studies, options assessments and technical reports for potable water infrastructure and non-infrastructure schemes.
• Leading hydraulic modelling tasks such as model builds, upgrades, calibration, operational assessments and scenario testing, with support where needed.
• Undertaking asset risk prioritisation modelling and contributing to decision‑making processes.
• Supporting or leading water quality modelling, growth studies and network capacity assessments.
• Ensuring technical excellence in modelling outputs and contributing to design coordination reviews.
• Working closely with clients to ensure project expectations on quality, time and budget are met.
• Preparing and reviewing technical reports, presentations and supporting documentation.
• Supporting proposal preparation under guidance from Principals, and contributing to work‑winning activities.
• Coordinating with project management teams on task planning, resource needs and programme delivery.
• Providing daily guidance, technical oversight and mentorship to Assistant Engineers and Engineers.
• Supporting training activities, knowledge sharing and continual improvement within the modelling and wider engineering teams.
• Participating in design reviews, technical audits and multi‑discipline coordination meetings.
• Operating in accordance with corporate health, safety, environmental and quality standards and ensuring compliance within your area of delivery.
• Contributing to project‑specific health and safety documentation, including risk assessments and CDM‑related responsibilities.

Client Portfolio

You will work as part of an award‑winning water team within a larger team of over 600 professionals across the UK, supported by our Global Water Team. We are currently engaged with an expanding portfolio of clients, including Severn Trent Water, Northern Ireland Water, Welsh Water, Southern Water, Wessex Water, United Utilities, Uisce Éireann, Southern Water and Scottish Water Horizons.

Qualifications

What we will be looking for you to demonstrate…

• A relevant engineering degree and active progression toward professional qualification (e.g., ICE, CIWEM), or chartered/near‑chartered status.
• Strong practical experience in clean water network modelling, analysis, or design, ideally including experience mentoring junior colleagues (e.g., InfoWorks WS Pro, Synergi, Epanet).
• Proven experience delivering potable water projects to a high standard, including modelling, asset management or design components.
• Good understanding of industry tools such as GIS and network modelling software, with the ability to adapt to new systems.
• Excellent analytical, written and verbal communication skills, with confidence in client‑facing environments.
• Ability to work both independently and collaboratively, and to take initiative in solving technical problems.
• A strong commitment to professional development and contributing to the growth of others within the team.

Benefits

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. We also provide reasonable workplace adjustments for those in need. Additionally, you can benefit from the Gymflex scheme, which offers up to 40% off annual gym memberships through our WSP flexible benefits program, as well as a comprehensive menopause support package.

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.

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.