Senior Process Engineer: Water & Wastewater Design Lead

Company: MWH Treatment
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Job Description:

MWH Treatment is seeking a Senior Process Engineer for a role based in the Northern Region with flexible working. You will lead process design across major water and wastewater projects, delivering buildable solutions meeting client requirements and regulatory standards.

You will develop process philosophies, calculations and design documentation, while mentoring junior engineers and coordinating with multi-discipline teams to optimise asset performance throughout delivery and operation.

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Posted: September 30th, 2026