Senior​/Principal Hydrologist; Flood Risk Consultant

Senior / Principal Hydrologist (Flood Risk Consultant) – Stantec

Stantec is searching for a Senior or Principal Hydrologist – Flood Risk Consultant to join our growing Hydrology and Flood Risk discipline within the Water Environment team. You could be based in one of our offices in Edinburgh, Glasgow, Manchester, Leeds, Newcastle, Bristol or Cardiff, working with a friendly team of over 90 Hydrologists, Hydrogeologists, Water Resources Planners, and Water Quality Scientists.

Our projects focus on enhancing the resilience of the public water supply, reducing the impact of wastewater treatment infrastructure on the water environment and partnering with Lead Local Flood Authorities. You will play a key role in delivering sustainable, climate‑resilient flood risk and drainage solutions, with opportunities to work across hydraulic modelling, hydrology, Sustainable Drainage Systems (SuDS) design, flood risk appraisal, and development planning support.

You will also contribute to the growth and development of the team – mentoring junior staff, sharing technical expertise, and supporting continuous improvement across project delivery and quality assurance processes.

To be successful in this role, you will hold a degree in Civil Engineering, Geography, Environmental Science or a related discipline, and have achieved or be working towards Chartership with a relevant professional body (e.g. CIWEM, ICE). You will bring significant experience in delivering and managing water environment projects, with a blend of technical expertise, leadership ability and communication skills that enable you to guide team members and build trusted client relationships.

You’ll be confident managing multiple complex projects simultaneously, supporting business development opportunities, and helping shape the future direction of our water and flood risk capability.

• Preparation of Flood Risk Assessments (FRAs) in accordance with national planning policy
• Hydraulic modelling using software such as Flood Modeller, TUFLOW or Info Works ICM
• Application of hydrological methods, including FEH, ReFH2 and WINFAP for flow estimation
• Development of surface water drainage strategies incorporating SuDS, aligned with CIRIA guidance and LLFA requirements
• Surface water drainage design using tools such as Micro Drainage (Info Drainage)
• Delivery of flood risk and drainage studies for LLFAs, including Flood Studies, Surface Water Management Plans (SWMPs), Local Flood Risk Management Plans and Flood Protection Schemes (FPSs)
• Contribution to river restoration and natural flood management schemes
• Supporting planning applications with appropriate flood and drainage documentation
• Preparation of Environmental Impact Assessments (EIAs), including screening, scoping and supporting flood risk and drainage chapters
• Proficient use of GIS for spatial analysis and mapping, with experience in ArcGIS Pro and QGIS
• Liaison with regulatory bodies, including LLFAs, Environment Agency, SEPA and water companies
• Sound understanding of relevant planning and technical guidance, including the NPPF, SuDS Manual, and non‑statutory technical standards
• Excellent report writing and communication skills for technical and non‑technical audiences

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.

Stantec provides equal employment opportunities to all qualified employees and applicants for future and current employment and prohibits 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.

We are in compliance with laws and regulations and ensure equitable opportunities in all aspects of employment.

If you are excited by this role but worry that your experience doesn’t exactly align, we encourage you to apply. We want you to perform your best at every stage of the recruitment process and are committed to ensuring it is accessible to all. If you require adjustments, please contact and we will discuss how we can support you.