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Principal External Manufacturing Specialist (Drug Product)

Regeneron
July 01, 2026
Remote friendly (East Greenbush, NY)
United States
Operations
Principal External Manufacturing Specialist oversees external manufacturing contract operations (filling, assembly, packaging), including day-to-day activities; ensures timely completion of associated operations/documentation; and assists in monitoring cGMP compliance. Provides guidance to other specialists and consults management on contract manufacturing operations and GMP compliance issues.

Typical day responsibilities:
- Serve as operational contact for contract manufacturing/business partner sites for day-to-day activities.
- Coordinate external manufacturing: schedule batches, supply materials, direct shipment of bulk/finished product, track/monitor cycle times, provide supporting manufacturing documentation, and enlist required reports/technical expertise.
- Coordinate/oversee multiple external manufacturing activities across multiple sites.
- Liaise with internal departments (Quality Control, Quality Assurance, Supply Chain, Operations/Logistics, Legal, Regulatory, Strategic Sourcing) and contract manufacturers/business partners.
- Lead continuous process improvements; lead/support system/equipment implementation and/or strategy development.
- Lead or support investigations involving external manufacturing and associated shipping operations.
- Ensure product integrity and monitor cGMP compliance at external sites.
- Review pre-production master batch records and executed batch records.
- Author documents and procedures.
- Support internal and external audit operations.
- Analyze data for trends and potential issues.
- Travel 25% (target) or more as required.

This role might be for you if:
- You have knowledge of external manufacturing from formulation through final package.
- You understand cGMP and regulatory compliance (FDA; ICH; EU).
- Proficient in Excel, PowerPoint, Visio, Word, Oracle (or similar) and shared work environments.
- Strong interpersonal, written, and oral communication skills; high EQ.
- Ability to develop/interpret instructions with minimal supervision; resilient and flexible.
- German and/or French (oral and written) is a plus.

Education/Experience:
- BS/BA in a scientific discipline.
- cGMP manufacturing operations experience (clinical and/or commercial external manufacturing) including collaboration with CMOs/CROs.
- Principal Specialist: 8+ years (level determined by qualifications).

Application instructions:
- Apply now.