About us

BeOne is a global oncology company that is discovering and developing innovative treatments that are more affordable and accessible to cancer patients worldwide. With a broad portfolio, we are expediting development of our diverse pipeline of novel therapeutics through our internal capabilities and collaborations. We are committed to radically improving access to medicines for far more patients who need them. Our growing global team of more than 10,000 colleagues spans five continents, with administrative offices in Basel, Beijing, and Cambridge, U.S. To learn more about BeOne, please visit and follow us on LinkedIn and X (formerly known as Twitter).

BeOne continues to grow at a rapid pace with challenging and exciting opportunities for experienced professionals. When considering candidates, we look for scientific and business professionals who are highly motivated, collaborative, and most importantly, share our passionate interest in fighting cancer.

Job Description:

General Description:

• The Medical Science Liaison (MSL) Lead, Solid Tumor, Japan will play a pivotal role in leading and developing the MSL team, ensuring excellence in scientific exchange, KOL engagement, and insight generation. The MSL Lead will serve as a strategic bridge between the MSL team, Medical Affairs leadership, and cross-functional stakeholders, ensuring alignment of field activities with BeOne's medical strategy.

• The MSL Lead is responsible for mentoring, training, and performance management of MSLs, while also providing input into medical strategies, clinical research initiatives, and evidence generation plans. This role requires close collaboration with global, regional, and local teams to ensure field medical excellence and compliance.

• The MSL Lead reports to the Associate Medical Director, Solid Tumor Medical Franchise, Japan.

Essential Functions of the job:

1. MSL Team Leadership & Development

• Directly manage, coach, and develop MSLs to enhance scientific knowledge, communication skills, and KOL engagement effectiveness.

• Implement a structured training and development program, ensuring continuous improvement in MSL capabilities.

• Establish key performance indicators (KPIs) and performance management criteria for MSLs, ensuring consistency and accountability.

• Recruit, onboard, and mentor new MSLs to support business expansion.

• Conduct regular field coaching, feedback sessions, and performance evaluations to drive excellence.

2. Field Medical Strategy Execution

• Ensure MSL activities align with the overall medical strategy, translating high-level objectives into actionable field plans.

• Guide KOL engagement prioritization, ensuring scientific discussions align with unmet medical needs.

• Lead the development and execution of the MSL engagement plan, ensuring consistency in scientific exchange and insight generation.

• Support the Associate Medical Director in scientific communication planning, congress activities, and publication initiatives.

3. KOL & External Stakeholder Engagement

• Work closely with MSLs to optimize KOL engagement strategies based on scientific influence and research interests.

• Support MSLs in organizing and executing advisory boards, speaker programs, and scientific exchanges.

• Act as a senior representative in external engagements, congresses, and collaborative research discussions.

4. Cross-functional Collaboration

• Act as a bridge between MSLs and internal functions (Medical, Clinical Development, HEOR, Regulatory, and Commercial) to enhance field medical impact.

• Ensure seamless communication between field insights and internal medical strategy teams.

• Support evidence generation initiatives (e.g., IITs, RWE studies) by aligning MSL insights with research priorities.

5. Compliance & Medical Excellence

• Ensure that MSL activities adhere to global, regional, and local compliance regulations, including industry best practices.

• Develop processes for insight collection, analysis, and utilization, ensuring field intelligence drives strategic decision-making.

• Establish clear governance for MSL scientific interactions, ensuring all engagements are ethical and compliant.

Qualification Required:

Education Required:

• Master's in life sciences, or PhD preferred.

• Advanced degree or an undergraduate degree in life sciences with commensurate pharmaceutical industry and clinical research experience.

Experience and Qualifications:

• Minimum 5 years of pharmaceutical industry experience in Medical Affairs, Clinical Development, or relevant scientific roles.

• At least 3 years of MSL experience with a strong track record in KOL engagement and field medical execution.

• Prior experience in leading or mentoring field medical teams preferred.

• Deep scientific expertise in Solid Tumor Oncology.

• Strong communication, presentation, and negotiation skills.

• Ability to navigate complex cross-functional environments and drive field medical impact.

• Fluent in Japanese and English (written & spoken).

Supervisory Responsibilities:  

• Direct supervision of MSLs within the Solid Tumor Medical Affairs team.

• Responsible for mentorship, performance evaluation, and career development of MSLs.

Computer Skills: 

• Skilled in multiple computer-based tools, including Word, Project, PowerPoint, Excel, and electronic CRM systems.a

• PC & iPad literacy required, with experience in CRM platforms for MSL engagement tracking.

Travel:  Regular business travel to visit KOLs and attend medical congresses (both domestic and international) required.

What We Offer To Our Valued Employees

• Market competitive compensation package including performance-based annual bonus scheme
• Company shares (generous welcome grant and performance-based annual equity plan)
• In-house and external learning and development opportunities
• Fantastic benefits program and keep improving
• Plus you get to work with a dynamic team of collaborative, supportive, inclusive, and fun professionals whose mission is clear: Cancer has no borders and neither do we.
• Join us and Make momentum in your career

BeOne Global Competencies

When we exhibit our values of Patients First, Collaborative Spirit, Bold Ingenuity and Driving Excellence, through our twelve global competencies below, we help get more affordable medicines to more patients around the world.

• Fosters Teamwork
• Provides and Solicits Honest and Actionable Feedback
• Self-Awareness
• Acts Inclusively
• Demonstrates Initiative
• Entrepreneurial Mindset
• Continuous Learning
• Embraces Change
• Results-Oriented
• Analytical Thinking/Data Analysis
• Financial Excellence
• Communicates with Clarity

BeOne is committed to respect and protect personal information rights of job applicants and will process job applicants' personal information in accordance with applicable laws and regulations.

Due to BeOne's global operation, job applicants' data will be stored overseas with adequate protection. Besides, job applicants' data will be stored for no longer than is necessary to facilitate potential application for other suitable positions in BeOne. For further details, please refer to BeOne's Job Applicant Privacy Policy ).

If you voluntarily provide your personal information to us, it is deemed as you have acknowledged and consented to (if required by the applicable laws) BeOne's Job Applicant Privacy Policy as well as the relevant privacy terms. If you voluntarily provide the personal information of other job applicants to us, it is deemed as you have ensured that the relevant individuals have acknowledged and consented to (if required by the applicable laws) BeOne's Job Applicant Privacy Policy as well as the relevant privacy terms.

If you have any concern, please DO NOT provide any resume or other personal information to us.