Jobs / Eisai / Principal Researcher, Downstream Process Development - Biologics

Principal Researcher, Downstream Process Development - Biologics

Eisai
Exton, Pennsylvania, United States of America Onsite Production & Quality Full time
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About this role

We are seeking a Principal Researcher to lead downstream process development for biologics, focusing on laboratory scale experiments and process validation. Key responsibilities include designing and executing purification experiments and supporting technology transfers. Ideal candidates will have significant experience in protein purification and biopharmaceutical research.

About Eisai

Japanese pharmaceutical company focused on neurology and oncology drug discovery and development. Headquartered in Tokyo, Japan.

eisai.com

Job Details
PostedAug 03, 2026
LocationExton, Pennsylvania, United States of America
Work typeOnsite
DepartmentProduction & Quality
EmploymentFull time
SenioritySenior
CountryUnited States
About the company
Eisai
Japanese pharmaceutical company focused on neurology and oncology drug discovery and development. Headquartered in Tokyo, Japan.
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⚠ Layoff history
1 layoff event reported at Eisai:
  • Feb 2025 · 121 affected · USA
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