Location
London

Hours
Full Time

Salary
Negotiable

About the Role
Join AECOM’s dynamic Water team as a Principal Flood Modeller and play a key role in delivering high-profile flood risk projects across the UK and beyond. You will be a senior technical resource, guiding junior staff and developing innovative flood modelling solutions for local authorities, water companies, and public and private sector clients. Your work will involve developing and checking hydraulic models using industry-standard software such as Flood Modeller, TUFLOW, Mike 11, Mike 21, HEC-RAS, and ICM to support Flood Alleviation Schemes, Flood Risk Assessments, and reservoir flood studies. You will also develop water quality models using tools like MIKE, Delft3D, SIMCAT, and ICM, and undertake hydrological assessments using Flood Estimation Handbook, ReFH2, and WINFAP methodologies.

In this role, you will lead tender submissions for projects ranging from innovative one-off assignments to multimillion-pound frameworks, mentor team members to support their professional growth, and build strong client relationships. Staying current with legislation and guidelines, you will ensure delivery of high-quality outputs within agreed programmes and budgets. Collaborate closely with engineers and technical specialists to deliver fluvial, coastal, surface water, and drainage flood risk management projects. AECOM offers a supportive and inclusive environment with flexible hybrid working, career development opportunities, and a comprehensive benefits package designed to support your well-being and future growth.

Experience
Significant experience in hydraulic and water quality modelling software such as Mike, ICM, SIMCAT, Flood Modeller, and/or TUFLOW. Demonstrable knowledge of Environment Agency requirements for preparing flood models for flood risk assessments. Practical experience in hydrological assessments and flood risk management projects.

About you
Self-motivated with the ability to work autonomously and as part of a dynamic, deadline-driven team. Strong communication skills, both written and verbal. Committed to continuous learning and professional development. Willingness to mentor junior staff and contribute to a collaborative work environment. Enthusiastic about innovation and delivering sustainable solutions that positively impact communities.

Qualifications
Bachelor's degree or equivalent in Civil Engineering or a relevant discipline. Obtained or near to obtaining a professional qualification such as CIWEM or similar. Basic understanding of physico-chemical water quality and associated regulatory standards. Knowledge of scripting languages such as Python, Anaconda, or Ruby is advantageous.