Principal Scientist II

Principal Scientist II, Pall R&D, Cortland NY

Bring more to life. Are you ready to accelerate your potential and make a real difference within life sciences, diagnostics and biotechnology?

At Pall Corporation, one of Danaher’s 15+ operating companies, our work saves lives—and we’re united by a shared commitment to innovate for tangible impact. Pall is a global leader in high‑tech filtration, separation, and purification, helping customers solve their toughest challenges.

• Drive the organization for New Product Development by delivering novel ePTFE‑based membrane platforms for liquid and gas purifications.
• Develop membrane technology from concept to pilot demonstration and MFG scale‑up, meeting Voice of Customers and customizing solutions for applications such as semiconductors.
• Leverage expertise in structural and fundamental material science and polymer engineering to develop processing‑structure‑property relationships of polymers, including thermal‑mechanical properties, rheology, compounding, extrusion, calendering, lamination, biaxial orientation, and functionalization technologies (chemical coating, plasma, Ebeam, Gamma, UV irradiation, etc.).
• Collaborate on Open Innovation, partnering both internally and externally to develop technology platforms.
• Cross‑functional collaboration with internal customers (hardware design, cleaning) and partners (marketing, sales) for technological development.

• PhD in Material Science, Polymer Engineering, or Chemical Engineering.
• Minimum 8 years of professional experience; preference for semiconductor and/or aerospace industry segments.
• Familiarity with semiconductor industry modules such as Wet Etch or Dry Etch.
• Experience with semiconductor OEM filter tools for liquid purification; strong background in material synthesis, polymer processing, and analytical tools.
• Track record of publications, patents, and invention disclosures.

• Travel up to 15 % domestic for internal R&D visits and key customer interactions.
• Valid driver’s license with an acceptable driving record.
• Must be a U.S. citizen.

• Experience in the membrane industry.
• Experience in semiconductor industry with IDM, OEM, or foundry.
• Experience in material development for renewable energy.

Benefits & Compensation

The annual salary range for this role is $135,000 – $160,000. The position is eligible for bonus/incentive pay. Comprehensive benefits include paid time off, medical/dental/vision insurance, and 401(k) for eligible employees.

Danaher Corporation and all Danaher Companies are committed to equal opportunity regardless of race, color, national origin, religion, sex, age, marital status, disability, veteran status, sexual orientation, gender identity, or other characteristics protected by law. The U.S. EEO posters are available here. We comply with federal and state disability laws and provide reasonable accommodations. If a reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, or to receive other benefits, please contact 1‑202‑419‑7762 or

For more information, visit