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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
19
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 19 open Medical Affairs jobs in Japan on JobsRadar right now, from 11 companies hiring directly. The board was last refreshed on November 2, 2026 at 06:14 UTC.

role: Medical Affairs in: Japan Clear all
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Clinigen
Medical Science Liaison
Clinigen
⚡ Apply early Nihonbashimuromachi, Tokyo, Ja... Onsite
● New 👁 Seen ✓ Applied 1w ago
Sandoz
Associate, Medical Science Liaison
Sandoz
⚡ Apply early Head Office (Japan) (Sandoz) Onsite
● New 👁 Seen ✓ Applied 2w ago
Johnson & Johnson
[Innovative Medicine] Manager, Portfolio Dept., IPN, Medical Affairs Div.
Johnson & Johnson
⚡ Apply early Chiyoda, Tokyo, Japan Onsite
● New 👁 Seen ✓ Applied 2w ago
Johnson & Johnson
[Innovative Medicine] Specialist/Manager, Medical Education, Strategic Evidence Generation & Dissemination, Medical Affairs
Johnson & Johnson
⚡ Apply early Chiyoda, Tokyo, Japan Onsite
● New 👁 Seen ✓ Applied 2w ago
Johnson & Johnson
[Innovative Medicine] Manager, Immunology Dept., IPN, Medical Affairs Div.
Johnson & Johnson
⚡ Apply early Chiyoda, Tokyo, Japan Hybrid
● New 👁 Seen ✓ Applied 2w ago
Abbott
Medical Science Liaison - ダイアベティスケア
Abbott
⚡ Apply early Japan - Tokyo Onsite
● New 👁 Seen ✓ Applied 3w ago
Johnson & Johnson
[MedTech] [Neurovascular] Medical Affairs Manager, Neurovascular Japan
Johnson & Johnson
⚡ Apply early Chiyoda, Tokyo, Japan Onsite
● New 👁 Seen ✓ Applied 1mo ago
Johnson & Johnson
[MedTech] [Abiomed] Heart Recovery Sr. Medical Science Liaison
Johnson & Johnson
⚡ Apply early Chiyoda, Tokyo, Japan Onsite
● New 👁 Seen ✓ Applied 1mo ago
BI
Medical Science Liaison/Alzheimer's Disease Medical
Biogen
⚡ Apply early Tokyo, Japan Onsite
● New 👁 Seen ✓ Applied 1mo ago
Pfizer
[MA] Vaccines Medical Affairs Scientist, Manager
Pfizer
⚡ Apply early Japan - Tokyo Onsite
● New 👁 Seen ✓ Applied 1mo 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 1mo ago
AstraZeneca
【Alexion】Senior Manager, Medical Affairs, Medical Information
AstraZeneca
⚡ Apply early Japan - Tokyo Onsite
● New 👁 Seen ✓ Applied 1mo 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 1mo ago
Amgen
Medical Science Liaison (Bone)
Amgen
⚡ Apply early Japan - Tokyo Onsite
● New 👁 Seen ✓ Applied 2mos ago
Pfizer
[MA] RA/Gastroenterology, Medical Affairs Scientist, Medical Manager/Associate (Field Medical)
Pfizer
⚡ Apply early Japan - Tokyo Onsite
● New 👁 Seen ✓ Applied 2mos ago
Regeneron
Senior Manager, Field Medical Affairs - Hematology
Regeneron
⚡ Apply early Tokyo Onsite
● New 👁 Seen ✓ Applied 2mos ago
Regeneron
Senior Manager, Field Medical Affairs
Regeneron
⚡ Apply early Tokyo Onsite
● New 👁 Seen ✓ Applied 3mos ago
Gilead Sciences
Sr Manager, Medical Affairs - Liver
Gilead Sciences
⚡ Apply early Japan - Tokyo Onsite
● New 👁 Seen ✓ Applied 4mos ago
MSD
Medical Affairs Oncology Scientific Content & Medical Information, Specialist
MSD
⚡ Apply early JPN - Tokyo - Chiyoda Onsite
● New 👁 Seen ✓ Applied 5mos ago

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Frequently asked questions

How many Medical Affairs jobs in Japan are open right now?
19 Medical Affairs jobs in Japan are open across 11 companies, as of November 2, 2026.
Which companies are hiring Medical Affairs jobs in Japan?
Clinigen, Sandoz, Johnson & Johnson, Abbott and Biogen 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 November 2, 2026 at 06:14 UTC.

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