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Principal Hydrologist – Water Team (Bristol, UK – Hybrid)
About AECOM
At AECOM, we’re delivering a better world. Our purpose is to help people, communities, and institutions thrive through infrastructure innovation, from designing cities and protecting water supplies to ensuring smarter transportation and sustainable development.
Join a global team of 50,000+ professionals solving complex challenges and shaping legacies for future generations. We’re inviting you to bring your bold ideas and turn them into reality with real-world impact.
[Work at AECOM]
“Lead hydrology projects that protect communities and shape the future of water!”
About the Role
Work with us. Change the world. As a Principal Hydrologist, you will lead hydrological projects that directly improve water resilience, flood risk management, and infrastructure planning—both in the UK and internationally. This is a senior, high-impact role where you’ll combine technical leadership, client engagement, and strategic oversight.
Who You Are
This exciting opportunity is ideal for a highly accomplished hydrologist with:
- A compelling track record in hydrological modelling, flood risk assessment, and water resources strategy.
- Leadership experience in multi-disciplinary projects across transport, energy, and development sectors.
- A passion for innovation, sustainability, and mentoring the next generation of hydrologists.
You will work within Our Growing UK Water Team—based in Bristol—while benefiting from AECOM’s flexible hybrid working model.
[Challenge the World]
Job Description
Key Responsibilities
Technical Leadership & Project Delivery
- Lead hydrological assessments supporting flood risk appraisals, infrastructure design, catchment strategies, and environmental impact assessments.
- Provide technical direction on:
- Rainfall-runoff modelling
- River flow estimation
- Climate change considerations
- Catchment analysis
- Oversee and review hydrological modelling outputs, ensuring UK regulatory compliance (e.g., Flood Estimation Handbook, EA guidance).
- Guide project teams on advanced hydrology techniques and best practice.
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Client & Business Engagement
- Deliver technical expertise on flood risk policy, drainage strategy, abstraction licensing, and environmental permitting.
- Develop client relationships through bid preparation, stakeholder engagement, and proposal writing.
- Partner with AECOM’s business teams to drive growth and competition success.
Team Leadership & Mentorship
- Mentor junior hydrologists, fostering technical growth and knowledge sharing.
- Collaborate across disciplines to deliver high-impact projects, from concept to completion.
Requirements
Professional Strengths
- Degree (BSc/BEng/MSc) in Hydrology, Civil Engineering, Environmental Science, Geography, or a related field.
- Extensive consultancy or regulatory experience in hydrological assessments—preferably in the UK.
- Hands-on proficiency with:
- UK hydrological guidance (FEH methods, EA/Glasgow Flood Protocol).
- Modelling tools (HEC-RAS, MIKE, HYDROOS, IPA).
- Chartered status (CEng, CSci, or CEnv) or equivalent ambition.
- Proven ability to lead teams, manage budgets, and meet tight deadlines.
Soft Skills & Attitude
- Strong verbal and written communication—clear reports and client-facing discussions.
- Energetic, self-motivated, and thriving in a fast-paced, deadline-driven team.
- Willingness to upskill, mentor, and collaborate across functions.
[Ready to make an impact? Apply now.]
Why Join AECOM?
Work with Purpose
- Join a dynamic Water Team of 600+ experts across the UK & Ireland.
- Work on cutting-edge projects, from small-scale improvements to large infrastructure initiatives.
- Deliver sustainable solutions that safeguard communities and enhance lives.
Grow & Flourish
- Handling Challenges, Shaping Futures—your work will transform industries.
- Technical practice networks, AECOM University, and mentee program for continuous growth.
- Hybrid working model balancing flexibility with in-office collaboration.
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Benefits & Culture
✅ Global opportunities with a team of nearly 50,000 professionals worldwide. ✅ Diverse, inclusive culture where everyone’s voice is heard. ✅ Flexible working options customised to your needs—part-time, remote, or remote-heavy. ✅ Generous benefits package, including pension, wellness programmes, and paid learning time. ✅ Community engagement—volunteer opportunities and holidays galore.
"At AECOM, we’re more than just a job—we’re creative thinkers, problem solvers, and leaders. Combining that with the desire to create positive impact, not only for the environment and communities, but also for our clients, makes it the best time to be at AECOM."
🔗 For more inspiring projects and a glimpse at #AECOM Life, follow us [on LinkedIn]!
Apply Today
Equal Opportunity Statement
AECOM is an Equal Opportunity Employer. We value diversity of thought, background, and experience.
- We welcome applicants with disabilities and will offer interview support (e.g., accommodation).
- Applicants with long-term conditions who meet the core requirements can request assistance: Email: [AECOM_support@cihelpline.co.uk]
- All candidates will be treated fairly. Please let us know if you’d like to proceed through AA AWS’s [Access to Work Scheme].
[Apply Now]
Additional Details
- Title: Principal Hydrologist, Water Team – Bristol (Hybrid)
- Location: Bristol, UK
- Employer: AECOM Infrastructure and Environment UK Limited
- Hours/Availability: Hybrid (in-office/HQ flexibility expected post-onboarding at [AECOM Bristol, City location]).
- lingering compliance notes—standard security and GDPR policies apply.
🛠️ Follow us! [@AECOM on social media] for the latest updates and projects.
#LI-RP1 #AECOMUKHYDROLOGIST
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