Industrial Water Process Engineer
Western Midstream
Billerica, MA · Posted October 2, 2026
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About the job
Job Summary:
This role offers the opportunity to join a team that will help drive innovative solutions for industrial water and wastewater with a focus on high water recovery. We’re pushing ultrafiltration and reverse osmosis technologies to new levels of performance, delivering exceptional outcomes for our customers. We’re looking for a teammate who is deeply committed, resourceful in problem-solving, and dedicated to excellence. In this role, you will advance our water treatment solutions through hands-on process engineering, including treatment system design and testing. This is a well-rounded opportunity with strong potential for growth within the Western Midstream organization. This position is based out of Billerica, MA.
Qualifications:
2-5 years of experience in membrane system design (MF/UF/MBR/NF/RO), operations, and piloting
Recent hands-on experience with pilot operation and/or system startups
Strong knowledge of membrane processes and water chemistry
Ability to design, size, and optimize membrane system processes
Analytical skills to understand technical requirements and develop solutions
Attention to detail and strong problem-solving capabilities
Excellent organization and communication skills (written and verbal)
Computer literacy (e.g, Microsoft Word, Excel, Powerpoint, HMI/PLC).
Capable of working independently with management guidance
Excellent time management skills and ability to multi-task and prioritize work
Willingness to travel for field work as needed
Responsibilities:
Plan and execute field pilots to demonstrate Western Midstream membrane solutions at customer sites
Conduct in-house validation trials for new products or applications
Analyze pilot data and prepare reports for clients
Develop cost-effective membrane system designs to meet customer needs
Sizing for equipment, pumps, piping, valves for water and wastewater treatment systems
Develop process documentation including P&IDs, mass balances, and control narratives
Support sales in developing technical proposals and performance guarantees
Assist with project management for installation, field design, and site work
Commission membrane systems, troubleshoot issues, and provide after-sales support
Physical Requirements: *Ability to work in the field at our pilot sites which may include:
Moving safely around operating water treatment equipment to accomplish tasks
Outdoor elements such as precipitation, wind, high, and low temperatures
Education:
Bachelor’s degree required in relevant engineering subject matter (chemical, civil, environmental). Master’s degree preferred. Grade and salary commensurate with relevant education and experience.
Travel Requirements:
Travel of up to 25% is required for this role.
Work Schedule:
This is a hybrid position that will work 9 hours Monday – Thursday and 4 hours on Friday.