Senior Process Engineer - UPW, Wastewater & Reclaim

ECOLAB; Vancouver (WA); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401k

Education assistance

Vacation 12 days

Job summary

ECOLAB is seeking a Process Engineer III to own and execute complex process design activities for UPW, wastewater, and reclaim water systems. You will develop mass balances, PFDs, P&IDs, and design narratives while interfacing with customers, vendors, and internal teams.

You will size equipment, review 3D models, and coordinate with automation, mechanical, electrical, and layout groups to deliver integrated, high-quality designs. Travel may be required for reviews and startup activities.

Qualifications

• Bachelor's degree in chemical or environmental engineering plus 7 years of related experience.
• Experience owning designs of large-scale Wastewater and/or UPW systems in a semiconductor fab.
• Ability to independently develop process calculations, sizing and mass balances with limited supervision.
• Proficiency with 3rd party sizing software (PipeFlo, WAVE, PHREEQC, PIPEFLO).
• Experience producing PFDs, P&IDs, narratives, equipment lists and technical specs.
• AutoCAD Plant3D proficiency is a plus.

Responsibilities

• Own and execute process engineering scope for portions of small to medium projects, including UPW, wastewater and reclaim water systems.
• Develop and check core deliverables: mass balances, process descriptions, PFDs, P&IDs, and narratives.
• Size equipment for multiple unit processes using vendor tools and 3rd party software.
• Review P&IDs, 3D models, and documents for accuracy and constructability; ensure alignment with specs.
• Coordinate with automation, mechanical, electrical, and layout teams for integrated designs.
• Lead technical reviews with customers and provide written evaluations as needed.
• Interface with vendors to evaluate options and support procurement decisions.
• Support proposal, RFI, and RFP efforts through sizing concepts and risk evaluation.
• Participate in commissioning, startup, and troubleshooting to turnover systems.
• Identify technical risks and drive resolution with project leadership.
• Mentor junior engineers and promote design quality and standardization.

Skills

Process design

Mass balances

PFDs & P&IDs

Equipment sizing

3rd party sizing software

AutoCAD Plant3D

Education

Bachelor's degree in chemical or environmental engineering

Tools

PipeFlo

WAVE

PHREEQC

PIPEFLO

AutoCAD Plant3D

Job description

ECOLAB is seeking a Process Engineer III to own and execute complex process design activities for UPW, wastewater, and reclaim water systems. You will develop mass balances, PFDs, P&IDs, and design narratives while interfacing with customers, vendors, and internal teams.

You will size equipment, review 3D models, and coordinate with automation, mechanical, electrical, and layout groups to deliver integrated, high-quality designs. Travel may be required for reviews and startup activities.