Associate Manager, CMC Regulatory Affairs

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About the role

Build our future together: At Regeneron, we use science and innovation to develop life-changing medicines for people with serious diseases. We are seeking an Associate Manager, CMC Regulatory Affairs to join our Regulatory Affairs team, supporting our Japan organization in a hybrid work mode. In this role, you will support regulatory CMC strategy and submissions across therapeutic areas while collaborating with Global Regulatory CMC, CMC Regulatory Science, and cross-functional teams. This position offers the opportunity to contribute to a fast-growing, science-driven organization making a meaningful difference to patients worldwide. When & where: Location: Tokyo, Japan Working model: Hybrid Discover your role: • Support planning, scientific writing, and critical review of CTN, J-NDA, and eCTD supplement submissions. • Prepare Japanese application forms and regulatory dossiers for high-quality submissions. • Support regulatory decision-making with cross-functional teams based on local requirements. • Act as a local liaison with PMDA for CMC submissions and information requests. • Assess CMC change controls against regulatory filings to maintain compliance. • Review manufacturing processes and specifications for investigational product release requests. • Monitor project timelines to support on-time regulatory submissions. • You thrive in a collaborative environment and communicate effectively across global teams. This role requires: • Bachelor's degree in a scientific discipline; Master's degree preferred. • Strong biopharmaceutical and regulatory Chemistry, Manufacturing and Controls (CMC) background. • 10+ years of regulatory CMC experience, including health authority interactions, major submissions, and approvals in Japan. • Experience supporting CTN, J-NDA, eCTD submissions, PCA, MCN, and PMDA responses. • Knowledge of Japanese regulatory requirements, guidance documents, and regulatory resources. • Experience participating in agency meetings and supporting regulatory communications. • Ability to obtain and maintain Foreign Manufacturing Accreditation or Foreign Manufacture Registration. • High fluency in Japanese and English. • Ability to interpret regulations, communicate effectively, and contribute strategically. • Strong work ethic with the ability to collaborate across teams and apply lessons learned. Does this sound like you? Apply now to take your first step towards living the Regeneron Way! We are committed to building a workplace with an inclusive culture. Regeneron is an equal opportunity employer and all  qualified applicants will receive consideration for employment without regard to race, color, religion or belief (or lack thereof), sex, sexual orientation, gender identity or expression, gender reassignment, marital or civil partnership status, civil status, pregnancy or parental status, age, disability, nationality, citizenship status, ethnic or national origin, membership of the Traveler community, familial status, genetic information, military or veteran status, or any other characteristic protected under applicable law. Where required, we will provide reasonable accommodation to applicants with known disabilities or chronic illnesses during the recruitment process, unless such accommodation would impose undue hardship.   Where necessary, we disclose salary ranges for roles in all countries in which we operate.  The final offer will be determined within the relevant range based on the country of employment, specific role level, and your skills and experience. In some countries, collective bargaining agreements (CBAs) may apply and influence certain elements of pay or benefits.  Regeneron offers a competitive and comprehensive total rewards package which may include, depending on country an

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