Arcadis
Principal / Senior Hydrologist
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Principal/Senior Hydrologist – Water Management Division
Location: UK Company: Arcadis
About the Role
Arcadis is the world’s leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets.
We are more than 36,000 people, operating across over 70 countries, dedicated to improving quality of life. By bringing together curious minds, we solve the world’s most complex challenges and drive meaningful impact.
Currently, we seek a [Principal/Senior Hydrologist] to join our Water Management division. This role involves leading technically demanding projects relevant to the UK’s infrastructure, working closely with regulators including the Environment Agency, Network Rail and National Highways, alongside local government and private developers/investors.
The team values:
- Collaboration
- Learning & Growth
- Proactive, creative problem-solving
Role Accountabilities
Your responsibilities will include:
- Setting the technical direction for hydrological studies
- Estimating design flood flows and hydrographs using methodologies such as Flood Estimation Handbook
- Providing technical input to flood risk management and water resource projects
- Overseeing the production of flood risk assessments and Environmental Impact Assessments ( Water Resource Chapter )
- Managing project components, including time & resource coordination, team leadership and quality assurance
- Providing expert input to project teams, championing innovation within sector goals
- Supporting staff development and guiding peers to operational excellence.
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Qualifications & Experience
Essential Qualifications
- Degree in an analytical discipline:
- Civil Engineering
- Geography
- Environmental Science
- Water Resources
- Engineering Hydrology
Experience & Technical Expertise
Leading Projects
- Ability to lead and deliver large-scale flood risk assessments
- Environmetal Impact Assessment (EIA) and Environmental Statements skills required
Hydrological Methodologies
- Proficiency in Flood Estimation Handbook (FEH) and similar techniques
Technical & Regulatory Software
- Competency in ArcGIS Pro and QGIS
- Expertise in report writing and regulatory documentation
Project & Leadership
- Experience in Quality Assurance methods
- Demonstrated team & line management ability
Desirable
- Water Resource Assessments specifics
- Hands-on experience with Surface Water Management Plans (SWMPs)
- Sustainable Drainage Systems (SuDS) implementation retained
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Why Join Arcadis?
"You are your best self at work."
Arcadis operates on a skills-based approach tailored to empower every individual to maximise their unique contributions.
As an employee, meaningful work is guaranteed – bridging sustainable development while advancing planet-wide prosperity.
Each role impacts in.settings in the real world – through our unity based on difference, you create a lasting legacy in:
- Career Development; Achieving your career aspirations by aligning with shared goals.
- Peers & Mentorship; Growing alongside a successful talent base.
- Innovation; Taking bold ideas and making them real for **better living standards.
- Impact upon the world.
Our Commitment to Equality, Diversity, Inclusion & Belonging
At Arcadis, we believe people bring their best selves to work through inclusivity and accountability. Our belief that diverse minds create innovative solutions underpins our growth strategy.
We actively support our six included Workstreams:
- Age
- Disability
- Faith
- Gender
- LGBT+
- Race
A diverse team empowers the best thinking, together.
Join Arcadis. Create a Legacy.
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