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Medical Science Liaison (MSL) / Senior Medical Science Liaison (Sr. MSL), Oncology - Southern C[...]

  2025-10-10     Eisai US     San Diego,CA  
Description:

Medical Science Liaison (MSL) / Senior Medical Science Liaison (Sr. MSL), Oncology - Southern CA, NV and HI

Join to apply for the Medical Science Liaison (MSL) / Senior Medical Science Liaison (Sr. MSL), Oncology - Southern CA, NV and HI role at Eisai US.

Overview

Eisai is seeking a field-facing Medical Science Liaison (MSL) / Senior Medical Science Liaison (Sr. MSL) to engage in the exchange of scientific data and medical information with external customers in the oncology space. The MSL/Sr. MSL serves as a clinical/scientific resource and contributor to Eisai's Medical Affairs and development efforts in the territory.

Responsibilities

  • Act as the primary clinical/scientific resource to Healthcare Providers (HCPs) in the territory for information pertaining to disease state and Eisai's product(s) to ensure awareness and understanding.
  • Serve as a conduit for accurate and updated clinical, scientific and medical information between Key Opinion Leaders (KOLs)/investigators and Eisai Medical Affairs and development groups.
  • Establish and maintain peer relationships with KOLs in Eisai's therapeutic areas of interest.
  • Share knowledge and participate in scientific exchanges with identified KOLs.
  • Present clinical, scientific and economic data on Eisai's products and relevant therapeutic areas to population-based decision-makers as requested.
  • Support assigned professional congresses in accordance with the MSL plan and coordinate MSL/Sr. MSL activities as required.
  • Identify and report key scientific, clinical and research insights from KOLs to Medical Affairs.
  • Develop and present plans to support Medical Affairs strategic direction for the assigned territory.

Training/Education Resource

  • Maintain and demonstrate thorough and up-to-date knowledge of disease state, study methodology, clinical information, and product data.
  • Demonstrate knowledge of approved medical platforms/strategies and MSL initiatives; serve as a resource to Eisai commercial personnel if requested.
  • Teach, coach and mentor new or less experienced MSLs; contribute to supervision, performance evaluation and special projects.

Research Support

  • Facilitate review and follow-up of Investigator-Initiated Studies (IISs) and assist with Eisai sponsored trials.
  • Act as primary contact to external investigators submitting IISs and provide scientific input for company sponsored post-marketing studies as appropriate.

Professional Organization Support

  • Lead field medical efforts in Eisai's collaboration with professional organizations, societies and advocacy groups as required.

Educational Requirements

Requires an advanced, terminal Doctorate level (D-level) degree in medical or health sciences (e.g. MD, PhD, PharmD, DPH, EdD).

Experience

  • MSL: 0-3 years in the pharma/biotech industry or related scientific/clinical settings; experience as MSL preferred.
  • Sr. MSL: minimum of 3 years MSL experience in Oncology/Hematology.
  • Strong broad-based scientific and pharmaceutical knowledge; clinical trial development and drug launch experience strongly preferred.
  • Knowledge of treatment guidelines, clinical research processes, FDA regulations and OIG guidelines.
  • Established relationships with key opinion leaders and familiarity with Eisai's therapeutic areas.

Other Skills and Abilities

  • Excellent presentation and teaching skills; strong written and verbal communication.
  • Strategic thinking, cross-functional collaboration, and ability to manage multiple priorities.
  • Ability to work independently while aligning with Medical Affairs strategy.
  • Mentoring capability for less-experienced MSLs and potential leadership contributions without direct reporting lines.
  • Ability to travel frequently (approximately 60% of time), including overnight travel; domestic and international travel may be required.
  • Valid driver's license and ability to set up a home-based office as a field-based role.

Compensation and Benefits

Salary range for MSL: $144,300.00 - $189,400 USD Annual
Salary range for Sr. MSL: $160,100.00 - $210,100 USD Annual

Equal Opportunity and Compliance

Eisai is an equal opportunity employer and complies with laws prohibiting discrimination and providing reasonable accommodations. Eisai participates in E-Verify. For more information, visit the Eisai benefits page and E-Verify resources.

Final pay determinations depend on experience, education, knowledge and skills. Eisai reserves the right to modify or discontinue positions. This is a field-based role; travel and in-person interactions with HCPs are required.

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