Graduate Hydraulic Modeller / Engineer (Water Utilities) - Cardiff

Arup; Cardiff; On-site; GBP 26,000 - 36,000; Full time

Benefits offered by this job

Private medical insurance

Life assurance

Income protection

Profit Share

Job summary

Arup is seeking a Graduate Hydraulic Engineer / Modeller in Cardiff to contribute to water utilities projects. You will work within an integrated team of engineers and environmental scientists to deliver hydraulic modelling, catchment analysis, spatial data handling and technical reporting.

The role offers opportunities to develop practical modelling skills, contribute ideas, and progress towards professional membership while supporting sustainable river and coastal health across the UK and

Qualifications

• Bachelor’s degree or higher in Civil Engineering or a related field.
• Experience with GIS and spatial data is preferred.
• Interest in Python, FME and hydraulic modelling software is advantageous.

Responsibilities

• Analyse large datasets and perform scoping of future investigations.
• Develop hydraulic models for urban drainage, rivers and coasts.
• Collaborate with internal and external stakeholders and present work.
• Maintain records of meetings, reports and data outputs.
• Support ongoing professional development towards membership.

Skills

GIS

Python

FME

Hydraulic modelling

Education

Bachelor's degree in Civil Engineering

Job description

Graduate Hydraulic Engineer / Modeller – Water Utilities - Cardiff

See it Differently

You see the world through a unique lens and that’s exactly what we need. We embrace how you see things differently – it’s essential for creating a sustainable future.

Arup is a global consultancy with advisory and technical expertise across more than 150 disciplines. We guide, plan and design the future of the built environment. Globally, each year we recruit hundreds of graduates and students who help us see things differently and solve the most complex challenges facing our clients, climate and communities.

The Opportunity

Our vision is to restore and regenerate the health of our rivers and coastlines. As a team, we deliver resilient clean water and wastewater infrastructure solutions for clients across the UK and internationally.

From day one, you will be part of an integrated team. Our team of engineers, hydraulic modellers, and environmental scientists brings together diverse expertise to tackle complex challenges and create brilliant solutions. You will develop practical skills in hydraulic modelling, catchment analysis, spatial data, technical reporting and collaborative project delivery. You will be supported by experienced specialists and given opportunities to contribute ideas, present your work and build experience towards professional membership.

Our work ranges from small-scale civil engineering projects to novel nature-based solutions and major infrastructure programmes of national significance. You'll be supported by a local network of technical specialists who work together to deliver meaningful, high-impact projects.

Key Responsibilities Will Include

• Analysis and problem solving. Assessing large datasets, gap analysis and scoping future investigation needs. This can include historic drawings, surveys, catchment information, hydraulic models, reports. You will work with a variety of Contractors to specify and manage surveys, including site visits.
• Hydraulic modelling and solution development. Develop hydraulic models which represent urban drainage systems, rivers and coasts assessing flow and water quality. You will be supported in technical delivery with a multi-disciplinary team, including bespoke modelling training, hands on job support, software and technical guidance. Contribute to solutions that improve river health, reduce flood risk and provide future infrastructure resilience. We promote a culture of learning and sharing, in a safe and supportive environment.
• Collaboration. Communication and collaboration internally and externally. Presenting and sharing your work, participating in reviewing and challenging our own designs. We want to hear everyone’s views, in an open and collaborative environment.
• Safety, quality and excellence. You will be expected to keep good records of meetings, reports, workshops and technical reviews, data management, design decisions and technical outputs.
• Continuous learning and curiosity. We will provide an environment for you to learn and be curious about new ideas, challenging each other in a supportive environment. You will be supported in working towards professional membership.

https://www.arup.com/projects/pont-y-felin-lane/

Is this role right for you?

For this opportunity, we are seeking the following qualifications, skills and attributes:

• A bachelor’s degree, or higher qualification, in a relevant subject such as Civil Engineering, Environmental Engineering, Earth Sciences, Geography, Geospatial Science, Mathematics, Applied Mathematics, Physics or a related numerical or environmental discipline.
• Experience using GIS or working with spatial data Experience with, or an interest in developing skills in, Python, FME and hydraulic modelling software would be advantageous.

To be considered for a graduate opportunity, your application must meet the following criteria:

• Full working rights in the country of application
• No more than 12 months of full-time experience in a comparable role
• Recently graduated, or on track to graduate, from your most recent degree, related to your role of choice, before employment starts.

Alongside your degree, we look for the following core attributes;

• Changemakers: A passion for sustainable development and creating a better world is key.
• Innovative minds: We’re looking for critical thinkers who embrace new ideas and challenge the status quo.
• Growth seekers: You have a growth mindset, always eager to learn and explore new ways of working.
• Adaptable adventurers: You’re ready to take on any challenge that comes your way.

You should be able to start this opportunity on 1 September 2027.

Advert Closing Date: 16 October 2026

Eligibility

Please note that we are unable to offer visa sponsorship for this role. Therefore, you must ensure that you are eligible to work permanently in the UK without our sponsorship.

What we offer you

At Arup, we care about each member’s success, so we can grow together.

Guided by our values, we provide an attractive total reward package that recognises the contribution of each of our members to our shared success. As well as competitive, fair and equitable pay, we offer a career in which all of our members can belong, grow and thrive – through benefits that support health and wellbeing, a wide range of learning opportunities and many possibilities to have an impact through the work they do.

We are owned in trust on behalf of our members, giving us the freedom, with personal responsibility, to set our own direction and choose work that aligns with our purpose and adds to Arup’s legacy. Our members collaborate on ambitious projects to deliver remarkable outcomes for our clients and communities. Profit Share is a key part of our reward, enabling permanent members to share in the results of our collective efforts.

We take an approach to flexible working that supports the diversity and wellbeing of our graduates.

• We also provide for our permanent members Private medical insurance, Life assurance, Accidentinsuranceand Income protection cover.
• In addition,you’llhave access to flexible benefitsto help you look after all aspects of your wellbeing and give you the freedom and flexibility to find the best solutions for you, your family, and your individual needs.

Different people, shared values

Arup is an equal opportunity employer that actively promotes and nurtures a diverse and inclusive workforce. We welcome applications from individuals of all backgrounds, regardless of age (within legal limits), gender identity or expression, marital status, disability, neurotype or mental health, race or ethnicity, faith or belief, sexual orientation, socioeconomic background, and whether you’re pregnant or on family leave. We are an open environment that embraces diverse experiences, perspectives, and ideas - this drives our excellence.

Guided by our values and alignment with the UN Sustainable Development Goals, we create and contribute to equitable spaces and systems, while cultivating a sense of belonging for all. Our internal employee networks support our inclusive culture: from race, ethnicity and cross-cultural working to gender equity and LGBTQ+ and disability inclusion – we aim to create a space for you to express yourself and make a positive difference. Discover more about life at Arup at www.arup.com/careers/your-life-at-arup.

We are committed to making our recruitment process and workplaces accessible to all candidates. Please contact [e-mail] to let us know if you need any assistance or reasonable adjustments throughout your application or interview process, and/or to perform the essential functions of the role. We will do everything we can to support you.

As a Disability Confident Level 2 Employer in the UK, we will strive for one third of all our interview places to be allocated to candidates who have disclosed they are disability confident and best meet the requirements of the role.