Lead Membrane Engineer, Advanced Filtration

Entegris, Inc.; Billerica (MA); On-site; USD 140,000 - 185,000; Full time

Benefits offered by this job

Annual bonus eligible

401(k) with employer match

Health, dental and vision insurance

Job summary

Entegris, Inc. is seeking a Principal Engineer, Membrane Engineering to drive the design, development, and optimization of advanced immersion‑cast membranes for semiconductor filtration.

You will lead hands‑on formulation, casting, and characterization while collaborating with R&D, manufacturing, marketing, and quality teams. You will contribute to both early‑stage technology development and scale‑up activities that support new product introductions, with a focus on innovation and robust process

Qualifications

• Ph.D. in Chemical Engineering, Materials Science, Polymer Science, Chemistry, or a related field.
• 5+ years of research experience with membrane technologies.
• Strong problem-solving and collaborative skills.

Responsibilities

• Develop and optimize nonsolvent‑induced phase separation (NIPS) processes for producing immersion‑cast membranes.
• Develop novel membranes through innovation in materials, structures, and manufacturing processes.
• Conduct laboratory‑scale and pilot scale trials and support manufacturing‑scale runs.
• Analyze membrane performance using porometry, SEM, mechanical testing, permeability/retention tests, and chemical compatibility evaluations.
• Document experiments, create technical reports, and present findings to internal stakeholders.
• Lead intellectual property generation through patentable innovations and disclosures.
• Partner with operations and manufacturing to ensure robust process development and product launches.
• Work with procurement, marketing, and product management to support cost, performance, and timelines.
• Troubleshoot material, process, or equipment issues related to membrane development.
• Maintain safe laboratory practices per EH&S protocols.
• Support customer interactions and technical discussions as needed.

Skills

Membrane science

Cross-functional leadership

Technical communication

Education

Ph.D. in Chemical Engineering or related field

Job description

Entegris, Inc. is seeking a Principal Engineer, Membrane Engineering to drive the design, development, and optimization of advanced immersion‑cast membranes for semiconductor filtration.

You will lead hands‑on formulation, casting, and characterization while collaborating with R&D, manufacturing, marketing, and quality teams. You will contribute to both early‑stage technology development and scale‑up activities that support new product introductions, with a focus on innovation and robust process