Graduate Clean Water Modeller

Graduate Water Network Modelling role on Jacobs’ 2-year Graduate Development Program (GDP), focused on water infrastructure, hydraulic modelling, network optimisation, leakage analysis and solving water supply/network problems.

At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.

Your impact

Join the Jacobs Graduate Development Program (GDP) and help shape better environments, communities and societies. Bring your passion, creativity and ambition — and together, we’ll create lasting change. 

What You’ll Get 

Our two‑year Graduate Development Program is designed to accelerate your growth as you begin your Jacobs career. Through blended learning, mentoring, progress reviews and networking, you’ll build capability across four key areas: human skills, consulting skills, championing our strategy, and developing your personal passions. 

You’ll tailor your learning journey to your interests, career goals and technical strengths — creating a graduate experience that’s uniquely yours. Much of your development will come through real project work, supported by your manager and mentor to ensure you gain the experiences that matter most. 

The Graduate Development Program isn’t just a steppingstone — it’s a launchpad. You’ll gain the tools, exposure and support to unlock your potential, working on meaningful projects and collaborating with industry leaders to deliver solutions to complex challenges. 

About the opportunity

Our Water Network Modelling teams are located across the UK & Ireland, working with a variety of clients including water companies and private water suppliers. Our team is involved in a wide range of projects related to water infrastructure and non-infrastructure including feasibility assessment, capital design, optioneering, operational support, development impact assessment, leakage analysis, water network optimisation and smart networks. 

As we continue to develop exciting prospects, we are looking for passionate graduates to join our team. This role will be on a hybrid working arrangement, operating as part of our national diverse and dynamic UK team. We offer the opportunity to work with our global client base and operate as a truly collaborative national team. 

The successful candidate will have the opportunities to learn all aspects in water network operation, design and hydraulic modelling. You will be a motivated and innovative individual who embraces new technologies. We will support you in converting your novel ideas into practical solutions addressing the challenges facing the water industry. We will support and encourage you to raise your profile and Jacobs’ profile across the wider industry through participation in industry conferences and journal publications. 

Primary Job Responsibilities: 

• Building and maintaining network models using software such as Infoworks WS Pro, Synergi Liquid, WaterGEMS, and Espanet. 

• Using network models to solve water network problems such as water quality, low pressure or water main replacements. 

• Responsible for the technical delivery of projects within programme and budget. 

• Development of project reports and other project deliverables. 

• Working collaboratively with internal teams, client organisations and third parties. 

• Developing and maintaining relationship with clients. 

• Driving health and safety through everything we do. 

We are committed to creating an inclusive environment in which staff can pursue their interests and develop new skills, whilst contributing to our growth strategy. In ensuring we do things right, we will support the development and expansion of our technical capabilities in areas where our clients need it, not just now but in the future. In challenging the accepted, we will continue to aim higher whilst delivering high quality technical work in a cost-effective way.  

We are looking for talented graduates to work on a wide range of projects, and we offer excellent career progression while enabling you to play your role in protecting our environment and making a lasting impact. Whatever you decide to do, our friendly teams will be on hand to help you along the way.

The start date for this position is September 2027.

Here's what you'll need

• Be working towards a relevant Degree or Master’s level qualification in Civil Engineering, Geography, Mathematics or similar

• A flexible, proactive mindset and motivation to drive your career forward 

• Adaptability and enthusiasm for learning 

• Permanent right to work in the UK 

Apply before 12 October 2026 to be considered in the first assessment window. Applications may still be accepted afterwards, but roles may be filled during the initial window.