MSL Japan

Tokyo, Tokyo NA

Posted: 04/10/2026 Employment Type: Direct Hire/Perm Job Category: Medical Affairs Job Number: 625557 Is job remote?: Hybrid Country: Japan

Job Description


Medical Science Liaison (MSL)
Position Overview
Medical Science Liaisons (MSLs) are field-based members of the Medical Education function and act as scientific ambassadors for the organization. In this role, MSLs educate and build trusted relationships with clinicians, researchers, payers, and other healthcare professionals.

The MSL collaborates closely with internal teams including Clinical, R&D, Marketing, and Sales to support the full product lifecycle and pipeline. As the scientific expert within an assigned territory, the MSL travels regularly to provide education, scientific exchange, and clinical support to the Sales organization.

Through external engagement and subject-matter expertise, the MSL gathers and communicates medical insights from the field to inform strategic planning and execution across the organization’s portfolio of genetic testing products. The role requires strong technological aptitude and the ability to leverage scientific and digital tools appropriately to support business objectives.
Key Responsibilities

  • Serve as a scientific representative to clinicians, academic institutions, and professional organizations.

  • Conduct scientific exchange and collect, analyze, and communicate insights related to marketed and pipeline products.

  • Respond to unsolicited requests for medical and scientific information from healthcare professionals.

  • Act as a medical and scientific resource for internal Sales and Marketing teams.

  • Establish and maintain relationships with Key Opinion Leaders (KOLs) within oncology and other relevant healthcare communities.

  • Develop educational materials for healthcare professionals and patients, as appropriate.
Qualifications
Education

  • Master’s degree or pharmacist license required.

Experience

  • Academic or professional background in oncology preferred, particularly in colorectal or bladder cancer.
Knowledge, Skills, and Abilities

  • Native-level Japanese and business-level English proficiency.

  • Confident, outgoing, and professional presence.

  • Strong independence of thought with the ability to communicate persuasively.

  • Proven ability to build collaborative relationships with internal stakeholders (e.g., Sales, Marketing, Regulatory, R&D) and external healthcare partners.
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