Senior Urban Drainage Modeller

Stantec; Cardiff; On-site; GBP 60,000 - 90,000; Full time

Benefits offered by this job

Hybrid / Flexible working

Private medical insurance

Pension plan

Annual leave (buy/sell)

Job summary

Stantec is recruiting a Senior Urban Drainage Modeller to lead the technical delivery of urban drainage and wastewater modelling projects across multiple UK sites, including Cardiff and other major cities. You will work with project managers and multidisciplinary teams to develop robust solutions for clients, using InfoWorks ICM and GIS tools.

You will mentor less experienced modellers, contribute to digital innovation, and help shape modelling best practices while delivering high-quality

Qualifications

• Degree in Civil/Environmental/Water Engineering or related discipline.
• Experience delivering urban drainage, wastewater or hydraulic modelling projects.
• Strong practical experience with InfoWorks ICM.
• Good understanding of hydraulic modelling principles and their application to wastewater networks.
• Strong analytical and problem-solving skills; able to interpret complex modelling outputs.
• Experience working within multidisciplinary project teams and client-facing activities.
• Excellent communication skills to explain technical information and support colleagues' development.

Responsibilities

• Lead the delivery of urban drainage and wastewater modelling studies from investigation through to completion.
• Develop, verify, calibrate and analyse hydraulic models using InfoWorks ICM and GIS tools.
• Deliver modelling assessments across wastewater networks, storm overflows, flooding, water quality and network performance.
• Interpret modelling outputs and provide clear technical recommendations to support client investment and operational decisions.
• Work with engineers, environmental specialists, modellers and client teams to develop practical, sustainable solutions.
• Support project planning, programming and delivery of high-quality technical outputs.
• Provide technical guidance and mentoring to less experienced modellers to build capability across the team.
• Contribute to digital innovation, technical best practice and improvements to modelling processes.

Skills

InfoWorks ICM

Hydraulic modelling

Multidisciplinary teamwork

Clear communication

Analytical problem-solving

Client-facing activities

Education

Bachelor's degree in Civil Engineering, Environmental Engineering, Water Engineering or related discipline

Tools

GIS tools

Job description

The Opportunity

With continued investment across the UK water sector, there is a growing need for innovative approaches to managing wastewater networks, improving environmental performance and building resilience for the future. At Stantec, our Urban Drainage Modelling teams are at the forefront of this work, using advanced hydraulic modelling and digital solutions to help clients understand complex network challenges and make informed investment decisions.

With continued investment across the UK water sector, there is a growing need for innovative approaches to managing wastewater networks, improving environmental performance and building resilience for the future. At Stantec, our Urban Drainage Modelling teams are at the forefront of this work, using advanced hydraulic modelling and digital solutions to help clients understand complex network challenges and make informed investment decisions.

We’re looking for a Senior Urban Drainage Modeller to join our growing teams across Warrington, Manchester, Birmingham, Derby, Cardiff or Bristol. You’ll become part of a nationally recognised community of more than 175 modelling specialists, working alongside experienced engineers, environmental specialists and digital experts.

With a strong pipeline of work across major UK water programmes, this is an opportunity to take ownership of technically challenging projects, contribute to innovative modelling approaches and continue developing your career towards future technical or people leadership.

About The Role

As a Senior Urban Drainage Modeller, you’ll take responsibility for the technical delivery of urban drainage and wastewater modelling projects, working closely with project managers, technical leads and multidisciplinary teams to develop effective solutions for our clients.

You Will

• Lead the delivery of urban drainage and wastewater modelling studies from investigation through to completion.
• Develop, verify, calibrate and analyse hydraulic models using InfoWorks ICM and associated GIS tools.
• Deliver modelling assessments across wastewater networks, storm overflows, flooding, water quality and network performance.
• Interpret modelling outputs and provide clear technical recommendations to support client investment and operational decisions.
• Work collaboratively with engineers, environmental specialists, modellers and client teams to develop practical and sustainable solutions.
• Support project planning, programming and the delivery of high-quality technical outputs.
• Provide technical guidance and mentoring to less experienced modellers, helping to build capability across the wider team.
• Contribute to digital innovation, technical best practice and improvements to modelling processes and approaches.

YOUR IMPACT

The work you deliver will help water companies better understand their networks and make informed decisions about investment, performance and long‑term resilience. Your modelling expertise will contribute to solutions that address flooding, storm overflow impacts, water quality and environmental compliance, helping create better outcomes for communities and the environment.

You’ll also have an important role in strengthening our Urban Drainage Modelling capability, sharing your experience with colleagues, supporting developing modellers and contributing to innovative digital approaches. With exposure to a wide range of projects and clients, you’ll be able to broaden your expertise while developing towards future leadership opportunities.

ABOUT YOU Essential

• Degree qualified (or equivalent) in Civil Engineering, Environmental Engineering, Water Engineering or a related discipline.
• Experience delivering urban drainage, wastewater or hydraulic modelling projects.
• Strong practical experience using InfoWorks ICM
• Good understanding of hydraulic modelling principles and their application to wastewater networks.
• Strong analytical and problem‑solving skills, with the ability to interpret complex modelling outputs.
• Experience working effectively within multidisciplinary project teams and contributing to client‑facing activities.
• Excellent communication skills, with the ability to explain technical information clearly and support the development of colleagues.

Desirable

• Chartered or Incorporated Engineer (CEng/IEng) or actively working towards.
• Membership of a relevant professional institution such as ICE or CIWEM.
• Experience delivering flood risk, storm overflow, water quality or wider wastewater modelling studies.
• Experience working with UK regulated water companies or within AMP programmes.
• Experience contributing to digital innovation, automation, data analytics or continuous improvement initiatives.

WHY JOIN US

• We put people first: We're proud of our friendly, inclusive and collaborative environment where everyone feels valued and driven to succeed.
• We are driven to achieve: Named in the top 50 companies to work by Glassdoor 2025. Recognised by Corporate Knights as one of the world's top 10 most sustainable companies 2025. Named ‘Best Place to Work’ and ‘International Consulting Firm of the Year’ at the NCE Awards 2024.
• We do what is right: Industry leading training and development as well as paid for professional subscriptions. A professional progression plan, supporting you to become chartered with ICE.
• We are better together: A supportive and collaborative team environment and Early Careers peer group and wider ERG network (see more on our ERGs here: Stantec Employee Resource Groups).
• Growth: We're on an exciting growth journey across the UK - we want you to be part of it!
• Great Benefits: Competitive salary, bonus schemes, enhanced pension plan, annual leave with the option to buy/sell additional days, private medical insurance, group income protection & life assurance included as standard as well as discounted gym membership and lots more.
• Hybrid / Flexible working: Enjoy a healthy work‑life balance with our hybrid approach to flexible working.

The Stantec community unites more than 34,000 employees working in over 450 locations across 6 continents. We have been working with our clients and communities in the UK for over 150 years. We plan, design, deliver and manage the development and infrastructure needed to support the creation of sustainable, healthy and prosperous communities.

Our teams provide effective and relevant solutions, translating our clients’ vision into valued consents, deliverable plans for projects and programmes, and efficient designs for delivery, based on technical excellence and deep market insights. We deal with today’s challenges, but also keep a fairer, better tomorrow in sight, looking at how we deliver clean growth, support radical changes in our economy and meet the needs of future communities.

Stantec provides equal employment opportunities to all qualified employees and applicants for future and current employment and prohibit discrimination on the grounds of race, colour, religion, sex, national origin, age, marital status, genetic information, disability, sexual orientation, gender identity or gender expression. We prohibit discrimination in decisions concerning recruitment, hiring, referral, promotion, compensation, fringe benefits, job training, terminations or any other condition of employment. Stantec is in compliance with laws and regulations and ensures equitable opportunities in all aspects of employment.

At Stantec we want you to perform best at every stage of the recruitment process and are committed to ensuring it is accessible to all. If you need any support or require adjustments to be made then please contact [email protected] and we will talk to you about how we can support you.