Meet our Team
Our team at Ewaters is dedicated to building thriving communities and resilient infrastructure
Weijun Zhang
Forecasting Systems Manager
Weijun has over 30 years of experience in water resources and environmental engineering. He holds advanced degrees from Hohai University and previously served as China General Manager at Wallingford Software and Modeling Team Leader at URS. He led urban flood resilience strategies for the Asian Development Bank. Weijun's expertise fosters innovative solutions in sustainable water management and disaster risk reduction.
Jorge Astudillo
Principal Hydraulics & Hydrologic Engineer
Jorge is a Principal Hydraulic Engineer with over 20 years of experience in hydrological and hydraulic analysis, numerical modeling, and design across Chile, China, and New Zealand. A Civil Engineering graduate from the University of Chile with a major in Hydraulics, Sanitary, and Environmental Engineering, he has specialized in river systems, hydraulic works, sediment transport, hydrodynamics, and hydraulic design.
Priyanka Uppal
Operations and Projects Manager
With extensive experience in project controls, Priyanka is committed to driving efficiency and fostering resilient communities. Skilled in process mapping, timeline management, and financial forecasting, she utilizes specialist tools for seamless data integration and effective project reporting. Priyanka excels as a liaison, coordinating with contractors, sub-consultants, and client representatives to ensure expectations are consistently met. Her expertise in contract and project management spans all phases, from design to construction, with a focus on schedule coordination and financial claims.
Passionate about continuous improvement, Priyanka leads initiatives that optimize processes and enhance client relationships. With a strong public sector focus, she brings expertise in environmental and infrastructure projects, including HSE reporting, water treatment, and stream upgrades, all aimed at building sustainable, resilient communities through effective project management.
Felix Pertziger
Principal GIS Analyst & Hydrologist
Felix is a Principal GIS Analyst and Hydrologist at Ewaters New Zealand, where he has worked since 2017. With an extensive background in hydrology and GIS, he has contributed to numerous water-related projects across New Zealand. Felix holds a PhD in geography, specializing in hydrology and water resources, and has published multiple papers, including three monographs on glaciology and land hydrology. His work has been published in both Russian and English.
His career began in 1976 at the Glaciology Department of the Central Asian Hydrometeorological Institute in Uzbekistan, followed by 13 years with URS New Zealand. Outside of his scientific career, Felix was active in the USSR alpine search and rescue squad, earning his qualification in 1979. He was later awarded the prestigious USSR Master of Sport title in alpinism in 1985.