Engineer II, Membrane Development Engineer

Entegris • Bedford, MA

2d

About The Position

The Membrane Development Engineer will play a key role in the design, development, and optimization of advanced membrane materials used in semiconductor filtration applications. This role involves hands on formulation, casting, and characterization of immersion cast membranes, as well as collaboration with cross functional teams in R&D, manufacturing, marketing, and quality. The engineer will contribute to both early stage technology development and scaleup activities that support new product introduction.

Requirements

• Bachelor’s or Master’s degree in Chemical Engineering, Materials Science, Polymer Science, Chemistry, or a related field.
• Genuine passion for scientific research, experimentation, and problem solving.
• A strong can-do attitude, with the ability to tackle challenges proactively and independently.
• Experience with membranes, polymers, or porous materials (academic research, internships, or industrial work).
• Strong fundamental understanding of transport phenomena, polymer chemistry, thermodynamics of polymer solutions, polymer phase separation and rheology.
• Handson experience with solution preparation, wet chemistry, materials processing, or related laboratory work.
• Familiarity with analytical and materials characterization techniques (SEM, FTIR, porometry, mechanical testing, etc.).
• Excellent communication skills and ability to work collaboratively in a crossfunctional environment.

Responsibilities

• Develop and optimize nonsolvent induced phase separation (NIPS) processes for producing immersion cast membranes.
• Formulate polymer solutions, design experiments, and evaluate membrane morphology, performance, and reliability.
• Conduct laboratory scale trials and support pilot scale or manufacturing scale runs.
• Analyze membrane performance using characterization tools such as porometry, SEM, mechanical testing, permeability/retention tests, and chemical compatibility evaluations.
• Collaborate with process engineering to transfer technology from lab scale to production.
• Document experiments, create technical reports, and present findings to internal stakeholders.
• Work with procurement, marketing, and product management to support cost, performance, and timeline objectives.
• Troubleshoot material, process, or equipment issues related to membrane development.
• Maintain safe laboratory practices, following all EH&S protocols.
• Support customer interactions and technical discussions as needed.

Benefits

• Our total rewards package goes above and beyond just a paycheck.
• Whether you’re looking to build your career, improve your health, or protect your wealth, we offer generous benefits to help you achieve your goals.
• Compensation: $79,500- $99,500 per year range with actual pay dependent on candidate overall skills for the role
• Annual bonus eligibility
• Progressive paid time off policy that empowers you to take the time you need to recharge
• Generous 401(K) plan with an impressive employer match with no delayed vesting
• Excellent health, dental and vision insurance packages to fit your needs
• Education assistance to support your learning journey
• A values-driven culture with colleagues that rally around People, Accountability, Creativity and Excellence

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 1,001-5,000 employees