Process Engineer II

• Take ownership of defined process engineering scopes with increasing technical responsibility
• Collaborate with multidisciplinary teams across engineering, design, automation, procurement, construction, and commissioning
• Support innovative water treatment solutions focused on complete water circularity capabilities
• Participate in client design reviews, startup activities, and performance verification efforts
• Contribute to continuous improvement of process standards and engineering best practices

• Perform system sizing, process calculations, and mass balances for Ultra-Pure Water (UPW), Wastewater Treatment, and Reclaim Water Treatment Systems with senior review as required
• Develop and maintain process specifications, design bases, and technical narratives aligned with contract documents and client standards
• Prepare and maintain P&IDs, process flow diagrams, equipment lists, and supporting calculations in coordination with design and CAD teams
• Review vendor technical data, equipment proposals, and submittals for technical compliance and system integration
• Support client technical discussions, design reviews, and internal coordination meetings by communicating process intent and design assumptions
• Coordinate with automation and controls engineers to align process design with control philosophy, sequences of operation, and functional logic
• Provide technical support to project engineering, procurement, construction, and commissioning teams to resolve process-related issues
• Participate in startup and commissioning activities, including troubleshooting and performance verification, as required
• Demonstrate increasing technical ownership of assigned scopes while incorporating feedback from senior engineers
• Contribute to continuous improvement of process standards and best practices

• Onsite at our Vancouver, WA office, Hybrid work
• Periodic travel is required to support customer design reviews and startup/commissioning efforts
• Maximum travel requirement may be up to two weeks at a time, potentially several times per year, depending on project needs

• Bachelor’s degree in Chemical Engineering, Environmental Engineering, or other related qualified training from an accredited university is required
• 3 years of related experience and/or an equivalent combination of education and experience
• Working knowledge of Ultra-Pure Water (UPW), Wastewater, Reclaim, or Industrial Water Treatment Systems, including core unit operations such as Filtration, ACF, UF, RO, IX/EDI, Solids Separation, Sludge Management, Biological Treatment, and Chemical Systems
• Familiarity with third-party sizing and projection software, including RO, GTM, pumps, Ion Exchange, PIPEFLO, WAVE, PHREEQC, or similar tools
• Ability to develop process calculations, system sizing, and mass balances with limited supervision and senior review
• Experience preparing and maintaining process deliverables including PFDs, P&IDs, process narratives, equipment lists, and technical specifications
• Ability to collaborate effectively with project, mechanical, electrical, automation, and design teams to deliver coordinated and constructible system designs

• Proficiency in AutoCAD Plant3D is a plus.

Careers Advancing Ovivo Ultra-Pure Water+ by Ecolab’s Water Technology Solutions

Help shape the future of water and technology by joining a team that drives innovation in ultrapure water solutions —critical to industries powering global progress. These careers offer the chance to make an impact that matters solving complex challenges, collaborating across borders, and creating solutions that protect vital resources. If you’re passionate about water circularity, sustainability and technology, explore opportunities where your expertise fuels advancement and your growth is supported.