AECOM
Principal Flood Modeller
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Senior Flood Modeller
Company Description
At AECOM, we deliver a better world through infrastructure consulting. Our team of over 50,000 professionals span planners, designers, engineers, scientists, and innovators, driving solutions for challenges like water access, climate resilience, and urban development. Join us in shaping legacy projects globally.
“We’re one global team driven by our common purpose to deliver a better world.”
Job Description
Start here. Grow here.
"Are you ready to join a team of flood risk specialists and shape the future of the Water Industry?"
AECOM’s Water team is recruiting a Senior Flood Modeller to join our UK-based Water Business Line. This role empowers you to support high-profile projects across the UK and internationally while driving innovation in flood risk management within one of the UK’s most ambitious northern engineering hubs.
As a senior technical resource, you’ll guide junior colleagues while expanding our technical services for clients—whether state authorities, water companies, private or public-sector firms. Seize this opportunity to lead impactful projects with our dynamic and rapidly evolving team.
Key Responsibilities
In this role, you’ll:
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Develop hydraulic models (using Flood Modeller, TUFLOW, MIKE 11/21, HEC-RAS & ICM) to support:
- Flood alleviation scheme design
- Flood risk assessments
- Reservoir flood studies
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Create water quality models (e.g., physico-chemical, biological, bacterial, or chemical) with leading water quality tools such as:
- MIKE, DELFT3D, SIMCAT, & ICM
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Lead conceptual and scoping efforts for modelling strategies, assessing risks and opportunities.
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Perform and verify hydrological assessments using:
- Flood Estimation Handbook
- ReFH2 & WINFAP
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Contribute to tenders and contracts—from one-off innovative projects to MULTIMILLION-POUND FRAMEWORK AGREEMENTS.
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Mentor junior staff to foster professional growth within the team.
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Build client relationships across disciplines, including engineers and technical specialists.
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Stay updated on legislative changes impacting flood risk management.
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Utilise AECOM’s project management systems for timely, budget aligned client deliverables.
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Collaborate across teams to deliver fluvial, coastal, surface water or drainage flood risk projects.
AECOM is passionate about innovation and realisation. If you’ve got bold ideas and a drive to transform lives, let’s discuss how to join us and disrupt the status quo.
Grow with Us
The Water Business employs around 700 experts across the UK and Ireland. Work with cutting-edge professionals on a variety of epic-scale projects, from initial concepts to full project delivery, all while boosting your career and utilising your expertise.
At AECOM, our hybrid work model balances productivity with work-life design. Balance professional ambition with your career, benefitting from career development opportunities like:
- Technical practice networks
- AECOM University (learning & training programme)
- Volunteering days
- Flexible hours and hybrid working
Why Join AECOM?
✅ Dynamic teams working on high-impact water projects ✅ Career growth and continuous profressional development ✅ Hybrid working with full flexibility ✅ Diverse collaborative culture, inclusive environment ✅ Global, Fortune 500 firm offering top-tier compensation + perk
Requirements
Essential Qualifications & Experience
- Bachelor’s degree (or equivalent) in Civil Engineering, Geography or related discipline
- Significant experience with hydraulic/water quality modelling (e.g., Mike, ICM, SIMCAT, Flood Modeller, and TUFLOW)
- Familiarity with Environment Agency flood modelling standards
- Strategic understanding of physico-chemical water quality and associated regulatory standards
- Strong communication skills (both written/verbal) and a problem-solving mindset
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Professional &Soft Skills
- Professional registrar obtained/near to obtaining with CIWEM or similar body
- Scripting knowledge (Python, Anaconda, Ruby—advantageous)
- Self-directed with autonomy and a willingness to deliver in fast-paced environments
Additional Information
📢 Diversity Welcome: We embracing the global, neurodivergent and disability community. Reasonable accommodations for applications are available—contact us.
📌 Adherence to 인권 guidelines, we ensures equal opportunity in hiring.
🚧 In-Person Onboarding: New team members required to participate in Day 1 onboarding at AECOM offices—an in-person requirement for employment.
At AECOM, We Make a Sustainable Difference:
🌍 Infrastructure consulting: Strategy, design, construction 🔧 Multidisciplinary solutions: Access to 16.1B revenue (FY2025)
Join us today—we’re helping solve some of the world’s biggest challenges.
Careerقاب & Summit Opportunities
🌾 Unlock your potential in a forward-thinking global Fortune 500 firm.
Equal Opportunity Employers. Disability-Confident
Interested? Explore hiring opportunities via LinkedIn or apply if your skills map to some requirements.
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