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Applications close March 30th, 2027

R&D CMC Regulatory Affairs, Biologics CMC Sr. Scientist

5 day weekGenerous PTOHybrid · Tokyo, Japan

The 4-day week in Japan

About the role

Job Description

We are seeking a professional to join the Regulatory Affairs staff in the Global Research & Development Division and contribute to CMC regulatory work for biopharmaceuticals and vaccines, from the start of new drug development through regulatory submission and approval, to dosage form additions and change management. There are broad opportunities to work at the forefront of product development using cutting-edge CMC technologies and to take part in discussions on CMC regulatory topics that are attracting attention in the pharmaceutical industry.

  • Work with CMC regulatory staff at the U.S. headquarters and other sites to appropriately advance the CMC development stage of assigned products, and prepare the CMC sections of logical, scientifically high-quality regulatory submission documents (manufacturing methods, specifications and test methods, stability, etc.).
  • Identify CMC-related issues for products, perform risk assessments, and develop corresponding countermeasures.
  • Provide CMC regulatory information obtained from regulatory authorities or industry associations to domestic and overseas related departments and hold discussions.
  • Evaluate CMC-related change information and take appropriate regulatory actions as needed.
  • Respond appropriately to inquiries during regulatory consultations or approval reviews, and negotiate as necessary.
  • Collaborate with stakeholders at the U.S. headquarters or overseas sites during overseas business trips and teleconferences to develop strategic responses to CMC-related matters.

Required qualifications and skills

  • Practical experience in drug substance, drug product, or analytical work at CMC laboratories or pilot plants, or practical CMC regulatory experience
  • Master's degree or higher in medicine, pharmacy, chemistry, biology, or similar fields
  • Practical English conversation skills (TOEIC 700 or higher)

Preferred qualifications and skills

  • Experience communicating with overseas parties

※ This position will be filled at the R2 or R3 level.

Additional location(s) Compensation Information:

Required Skills:

Action-Oriented, Adverse Event Report, Compliance Investigations, Detail-Oriented, Employee Training Programs, Labeling Compliance, Negotiation, Policy Implementation, Records Retention Management, Regulatory CMC, Regulatory Communications, Regulatory Strategy Development, Regulatory Submissions, Technical Writing

Preferred Skills:

Current Employees apply HERE

Current Contingent Workers apply HERE

Search Firm Representatives Please Read Carefully

Merck & Co., Inc., Rahway, NJ, USA, also known as Merck Sharp & Dohme LLC, Rahway, NJ, USA, does not accept unsolicited assistance from search firms for employment opportunities. All CVs / resumes submitted by search firms to any employee at our company without a valid written search agreement in place for this position will be deemed the sole property of our company. No fee will be paid in the event a candidate is hired by our company as a result of an agency referral where no pre-existing agreement is in place. Where agency agreements are in place, introductions are position specific. Please, no phone calls or emails.

Employee Status:

Regular

Relocation:

VISA Sponsorship:

Travel Requirements:

Flexible Work Arrangements:

Hybrid

Shift:

Valid Driving License:

Hazardous Material(s):

Job Posting End Date:

03/31/2027

*A job posting is effective until 11:59:59PM on the day BEFORE the listed job posting end date. Please ensure you apply to a job posting no later than the day BEFORE the job posting end date.

About Merck

Global pharmaceutical leader (NASDAQ: MRK) offering 25 vacation days from day one regardless of tenure, 12 paid US holidays, and a 4-day year-end shutdown — ~41 days off per year for US employees.

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