Principal / Associate Flood Forecasting Modeller

Overview

As a Principal/Associate in AECOM Water, you lead senior technical work on real-time flood forecasting projects and mentor a growing team. You’ll shape how flood models are developed, calibrated, and applied for EA collaboration and beyond. You’ll tackle hydrology and non-real-time modelling to broaden services and drive impactful, evidence-based decisions. You join a collaborative, diverse water team delivering innovative, standards-compliant solutions. This role offers strategic influence on projects from concept to completion.

Pay / Benefits

• hybrid working model
• career development opportunities
• AECOM University
• volunteering days
• flexible working arrangements
• competitive salary and benefits

Responsibilities

• Produce and review Flood Forecasting Inception Stage Reports and assess model/data quality
• Develop, calibrate, and validate flood forecasting models (e.g., PDM, Flood Modeller)
• Conduct non-real-time modelling and hydrological analysis using Flood Modeller, ICM, HEC-RAS, MIKE 11, FEH methods
• Create and review high-quality technical reports detailing model builds and uncertainties
• Lead and contribute to tenders for key clients
• Mentor and support team members’ professional development
• Build and maintain strong client and cross-disciplinary relationships
• Stay current with legislation and guidelines relevant to services
• Deliver outputs on time and within budget using project management systems

Key requirements

• Significant experience in flood forecasting modelling (Flood Modeller)
• Strong knowledge of Environment Agency requirements for flood forecasting models
• Proven ability to apply and calibrate hydrological models (e.g., Muskingum-Cunge, PDM)
• Excellent analytical skills with experience analysing hydrometric data
• Bachelor’s degree in Civil Engineering or equivalent
• Strong GIS skills (QGIS, ArcGIS and/or MapInfo)
• Scripting knowledge (Python, Anaconda, Ruby or similar) is advantageous
• Self-motivated with ability to work autonomously in a dynamic deadline-driven environment

• self-motivated
• autonomous working style
• strong commitment and willingness to learn
• Flood Modeller
• ICM
• HEC-RAS

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