Water Resources Engineer/Scientist/Modeller

AECOM is seeking a Hydrology and Hydraulics Modeller for our Water Resources Group in British Columbia, Canada.

The responsibilities of this position include, but are not limited to:

• Complete hydrological and climate change analysis using Raven, HEC-HMS, statistical methods, etc.
• Model urban sanitary and stormwater systems and combined urban/river systems using InfoWorks ICM, PCSWMM and MIKE+. Collaborate with Engineers to advise clients on system performance and future upgrades for capital planning.
• Model drinking water system modelling using InfoWater or WaterCAD, including the development of future scenarios. Collaborate with Engineers to advise clients on systems performance and future upgrades for capital planning.
• Develop and analyze 1D and 2D floodplain modelling using HEC-RAS 2D and MIKE+.
• Support sensitivity analyses, calibration, and QA/QC of models.
• Model and design of green infrastructure such as ponds, infiltration galleries, raingardens, bioswales, etc.
• Collaborate with AECOM hydrogeological and mining teams to develop surface/ground water balance.
• Collaborate with coastal engineers, biologists and landscape architects to model and design nature-based infrastructure like living shorelines, restored wetlands, amphibious public parks and other flood protection systems, etc.
• Collaborate with geomorphologists to model and develop engineered solutions for river crossings and erosion and scour protection.
• Efficiently work with GIS software in support of hydrology and hydraulic modelling assignments.
• Manage datasets and geospatial information.
• Prepare high-standard technical reports.
• Develop figures, maps and visualization tools.
• Assist in the development of scopes of work and budgets for water resources projects or for water resources components of larger projects (i.e. multi-disciplinary).
• Communicate and work with other project team members and clients, providing a high standard of technical excellence to support all documentation conforming to client/company standards.
• Ability to develop presentation skills, clearly articulate thoughts and to think in a critically matter in relation to project development. In particular, to present, discuss, promote and defend design solutions to AECOM project teams and clients.

MINIMUM REQUIREMENTS:

• Degree in Civil Engineering, Physical Geography or Science related field
• Minimum two years of work experience in hydrology and hydraulic modelling.

PREFERRED EXPERIENCE:

• Experience with industry standard hydrologic and hydraulic modelling software (HEC-HMS, HEC-RAS, InfoWorks ICM, PCSWMM, MIKE, R/Python Coding, GoldSIM, Flow-3D, etc.).
• Experience using GIS for model development and mapping.
• Experience to perform detailed model input data processing (pre‑processing) and model output analysis (post‑processing) using data analysis and programming tools such as MS Excel, VBA, Python, MATLAB, R, or similar platforms.
• Demonstration of strong attention to detail and a high standard of accuracy in technical work.
• Experience with coastal engineering software (MIKE 21, Delft3D, XBEACH, SWAN, etc.).
• Knowledge and understanding of hydraulic behaviour and channel/flood risk management structures and how to replicate these within modelling software.
• Knowledge of hydrologic and hydraulic engineering concepts and numerical modeling through coursework.
• Interest in long‑term technical specialization in modelling.
• Demonstration of commercial awareness and the ability to support the team to deliver projects on time and budget.  

• Relocation is not available for this position.
• Sponsorship for Canadian employment authorization is not available for this position.

About AECOM 

AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan. 

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2025. Learn more at aecom.com. 

What makes AECOM a great place to work 

You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you’ll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you’ve always envisioned. Here, you’ll find a welcoming workplace built on respect, collaboration and community - where you have the freedom to grow in a world of opportunity. 

As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines. Artificial intelligence will be used to support the screening, assessment, and selection of applicants for this role. Final hiring decisions are made by the hiring team.