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Medical Affairs Jobs in Japan.

Japan is one of the world's largest economies, a global leader in manufacturing, automotive, electronics, and technology. Browse jobs across Japan from companies hiring nationwide.

Medical affairs teams connect science, medicine and the business. Find medical affairs roles from employers hiring worldwide.

Total jobs
18
positions indexed
New today
0
last 24 hours
Companies
11
actively hiring
Worldwide remote
0
from anywhere

How many Medical Affairs jobs in Japan are there right now?

There are 18 open Medical Affairs jobs in Japan on JobsRadar right now, from 11 companies hiring directly. The board was last refreshed on September 19, 2026 at 12:44 UTC.

role: Medical Affairs in: Japan Clear all
Sort Newest Top salary
BI
Medical Science Liaison/Alzheimer's Disease Medical
Biogen
⚡ Apply early Tokyo, Japan Onsite
● New 👁 Seen ✓ Applied 1d ago
Pfizer
[MA] Vaccines Medical Affairs Scientist, Manager
Pfizer
⚡ Apply early Japan - Tokyo Onsite
● New 👁 Seen ✓ Applied 1d ago
Revolution Medicines
Senior Manager, Medical Science Liaison, Japan
Revolution Medicines
⚡ Apply early Tokyo, Japan Onsite
● New 👁 Seen ✓ Applied 1d ago
Sanofi
Medical Science Liaison (Vaccines)
Sanofi
⚡ Apply early Tokyo Onsite
● New 👁 Seen ✓ Applied 4d ago
AstraZeneca
【AstraZeneca】【Medical】Medical Science Liaison, ﾒﾃﾞｨｶﾙ本部 ｵﾝｺﾛｼﾞｰ部門 ﾒﾃﾞｨｶﾙｻｲｴﾝｽﾘｴｿﾞﾝｸﾞﾙｰﾌﾟ ｸﾞﾙｰﾌﾟ-1(LC領域)
AstraZeneca
⚡ Apply early Japan - Tokyo Onsite
● New 👁 Seen ✓ Applied 1w ago
AstraZeneca
【Alexion】Senior Manager, Medical Affairs, Medical Information
AstraZeneca
⚡ Apply early Japan - Tokyo Onsite
● New 👁 Seen ✓ Applied 1w ago
AstraZeneca
【AstraZeneca】【Medical】Medical Science Liaison, ﾒﾃﾞｨｶﾙ本部 ｵﾝｺﾛｼﾞｰ部門 ﾒﾃﾞｨｶﾙｻｲｴﾝｽﾘｴｿﾞﾝｸﾞﾙｰﾌﾟ ｸﾞﾙｰﾌﾟ-1(HEM領域)
AstraZeneca
⚡ Apply early Japan - Tokyo Onsite
● New 👁 Seen ✓ Applied 1w ago
Amgen
Medical Science Liaison (Bone)
Amgen
⚡ Apply early Japan - Tokyo Onsite
● New 👁 Seen ✓ Applied 2w ago
CSL
Medical Science Liaison (MSL) - Immunoglobulin
CSL
⚡ Apply early APAC, JP, Tokyo, CSL Behring Onsite
● New 👁 Seen ✓ Applied 3w ago
Pfizer
[MA] RA/Gastroenterology, Medical Affairs Scientist, Medical Manager/Associate (Field Medical)
Pfizer
⚡ Apply early Japan - Tokyo Onsite
● New 👁 Seen ✓ Applied 1mo ago
Regeneron
Senior Manager, Field Medical Affairs - Hematology
Regeneron
⚡ Apply early Tokyo Onsite
● New 👁 Seen ✓ Applied 1mo ago
Gilead Sciences
Sr Manager/Associate Director, Medical Affairs (Oncology)
Gilead Sciences
⚡ Apply early Japan - Tokyo Onsite
● New 👁 Seen ✓ Applied 1mo ago
Johnson & Johnson
Medical Affairs Manager, Neurovascular Japan
Johnson & Johnson
⚡ Apply early Chiyoda, Tokyo, Japan Onsite
● New 👁 Seen ✓ Applied 1mo ago
Pfizer
[MA] Senior Medical Affairs Scientist Manager - Amyloidosis (Cardiology)
Pfizer
⚡ Apply early Japan - Tokyo Onsite
● New 👁 Seen ✓ Applied 1mo ago
Regeneron
Senior Manager, Field Medical Affairs
Regeneron
⚡ Apply early Tokyo Onsite
● New 👁 Seen ✓ Applied 2mos ago
Amgen
Medical Science Liaison for lung cancer
Amgen
⚡ Apply early Japan - Tokyo Onsite
● New 👁 Seen ✓ Applied 3mos ago
Gilead Sciences
Sr Manager, Medical Affairs - Liver
Gilead Sciences
⚡ Apply early Japan - Tokyo Onsite
● New 👁 Seen ✓ Applied 3mos ago
MSD
Medical Affairs Oncology Scientific Content & Medical Information, Specialist
MSD
⚡ Apply early JPN - Tokyo - Chiyoda Onsite
● New 👁 Seen ✓ Applied 3mos ago

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Frequently asked questions

How many Medical Affairs jobs in Japan are open right now?
18 Medical Affairs jobs in Japan are open across 11 companies, as of September 19, 2026.
Which companies are hiring Medical Affairs jobs in Japan?
Biogen, Pfizer, Revolution Medicines, Sanofi and AstraZeneca are among the 11 companies currently hiring Medical Affairs jobs in Japan.
How current are these listings?
Every listing comes straight from the employer’s own careers system and is re-checked three times a day. This page was last updated on September 19, 2026 at 12:44 UTC.

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