Pfizer

Pfizer

Posted via Workday

[MA] Office-based Medical Affairs Scientist (MAS), Breast Cancer team, Oncology Medical Affairs

Posted Oct 15, 2026

Role at a glance

Job function
Healthcare Other
Salary
Not Disclosed
Location
Tokyo, Japan
Employment
Full-time
Experience
MA/DJ experience and / or research experience preferred. JOB DESCRIPTION Scientific publication experience preferred.
Education
Minimum requirement 4-year university undergraduate degree AND master’s degree in life science, or Pharmacists 4-year university...

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Role Summary

AI-generated

The Medical Affairs Scientist serves as a medical and scientific point of contact for external stakeholders in Japan and contributes to medical strategy for the assigned therapeutic area and products. The role identifies unmet medical needs, supports evidence generation, and provides scientific input to internal and external partners.

What You'll Do

  • Develop and execute local medical plans aligned with global strategy, identifying unmet medical needs and data gaps.
  • Conduct unbiased scientific exchange and educational activities with HCPs, medical societies, academia, and other stakeholders.
  • Support evidence generation through real-world evidence, non-interventional and database studies, registries, and timely publication of...
  • Provide medical and scientific input to clinical trial feasibility, investigator and site identification, and clinical development...
  • Gather stakeholder insights and collaborate across functions to inform medical strategy, materials, and product life-cycle planning.

Generated from the employer's posting. Verify important details before applying.

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Qualifications

Required education alternatives are listed in the education note. Required skills include medical and pharmaceutical expertise in the therapeutic area/products; appropriate communication and relationship-building with internal and external stakeholders; effective collaboration across teams and functions; ability to discuss medical topics with relevant departments and external HCPs; understanding of pharmaceutical compliance and relevant laws and regulations; knowledge of internal organization, stakeholders, and strategies; and ability to acquire medical and scientific knowledge through self-learning. Must understand written and spoken English and Japanese in the assigned therapeutic area and scientific interactions, and have a minimum TOEIC score of 730.

Required

  • Medical and pharmaceutical expert knowledge of the therapeutic disease area and products.
  • Ability to communicate appropriately and build good relationships with internal and external stakeholders.
  • Ability to collaborate effectively with teams and across functions.
  • Capability for medical discussion with relevant departments and external HCPs.
  • Understanding of compliance and relevant pharmaceutical-industry laws and regulations.
  • Knowledge of internal organization structure, key stakeholders, and strategies.
  • Ability to quickly acquire necessary medical and scientific knowledge and skills through self-learning.
  • Ability to understand written and spoken English and Japanese in the assigned therapeutic disease area and scientific interactions;...

Preferred

  • MA/DJ experience and / or research experience preferred.
  • Scientific publication experience preferred.
  • MD (clinical experience, board certification preferred), or PhD in Life Science.

Original job description

Content provided by the employer

MAIN REPONSIBILITIES / DUTIES

JOB POSITION PURPOSE

  • The MAS roles are hybrid in responsibilities. Specific roles in teams can vary between 80% field with 20% head office activity to 80% head office activity with 20% field activity. This is a continuum and not fixed and will vary based on business needs. Rarely there may be a role that is 100% Field.
  • Be the Pfizer Japan medical scientific point of contact for HCPs, medical societies, regulators, academia and other external stakeholders.
  • Play a central role as a scientific and medical leader who can identify unmet medical needs, contribute to building and executing medical plans and establish clinical evidence.

MAIN REPONSIBILITIES:

Demonstrate medical and scientific leadership and expertise

  • Ensure the highest scientific standards during in / external activities to provide deep medical and scientific expertise.
  • Develop local medical plan aligned with global medical plan to address local unmet medical needs and fill data gaps, and contribute to the implementation of local medical strategies and life cycle clinical plans for inline and pipeline medicines / vaccines.
  • Provide and exchange medical/scientific information for/from medical facilities in the assigned area and external stakeholders and make important contributions to decisions of medical strategies for assigned products, to ensure safe, proper, and effective uses of assigned products. These activities contribute to patients and healthcare professionals from medical, pharmaceutical, and clinical study’s perspective.
  • Drive for heightened understanding of the burden of disease in the assigned therapeutic area and medical attributes of our products to enhance the safe and efficacious use.
  • Contribute to achieving the department/team goals, and/or participate in cross-organizational projects as a core member and provide guidance to deliver the results.

Develop and Execute Medical Plan aligned with medical strategy to meet unmet medical needs in the assigned product(s) and therapeutic area(s)

  • Identify unmet medical needs and healthcare disparities in the assigned asset(s) and therapeutic area(s), and execute customer facing medical activities including unbiased medical and scientific communication with HCPs and other relevant individuals and organizations, medical advisory board meetings, educational seminars, and data generation initiatives, medical materials creation and necessary scientific input.
  • Create an activity plan with senior medical management to address unmet needs and data gaps.
  • Develop a Customer Facing part of Medical Plan in the therapeutic area(s) and asset(s) to establish collaborative scientific relationships with stakeholders.
  • Providing subject matter expertise and high-quality scientific exchange, bringing in insights (formally and informally) into the organization to shape strategy.

Collaborate with medical stakeholders’ management as a scientific expert for HCPs, medical societies, academia, etc.

  • Establish a strong collaborative scientific relationship through non-promotional activities such as scientific exchanges (e.g., discussion using the latest research papers and follow-up of contents of academic conference presentations) with relevant stakeholders in the assigned area.
  • Maintain a comprehensive stakeholder map to identify relevant HCPs, medical societies, and other relevant external stakeholders. And to communicate effectively and agilely at an expert level.
  • Follow up clinical investigator-sponsored research and medical grants compliant with Pfizer policies.

JOB DESCRIPTION

  • Acquire and maintain extensive, up-to-date medical and pharmaceutical information in the assigned area to identify unmet needs and support medical strategy.
  • Deliver key medical and scientific activities within the medical plan, e.g., high-quality educational materials, generation of real-world evidence, non-interventional studies, database studies and registries (in collaboration with the Health & Value team) and ensure timely publication of data.

Establish a highly reliable, long-term relationship with stakeholders

  • Enhance opportunities for creation of evidence based on medical needs by sharing customer insights with internal/external stakeholders through constructive and cross-functional partnership.
  • Optimize patient centricity of medical communications and deliverables, incorporating Health Literacy and cultural awareness principles to ensure that patients remain the ultimate focus.
  • Establish deep and enduring peer-to-peer scientific relationships with leading HCPs and specialists, including non-traditional partners and key decision makers.
  • Maintain and enhance the cross-BU alignment on metrics.
  • Ensure to collect necessary information and analyze insights prior to the meetings to provide deep medical and scientific expertise to stakeholders and HCPs.

Aligns, contributes, and collaborates with Relevant internal stakeholders

  • Provide information on expert / HCP / relevant feedback on product life cycle strategies to related divisions/department in the company.
  • Share the medical/scientific information & insights within appropriate limits/ways for Marketing colleagues to develop brand plan(s).
  • Scientific input for scientific meetings and materials
  • Provide medical education programs with medical societies or relevant stakeholders.

Collaboration in clinical development

  • Provide medical/scientific input into protocol feasibility assessments for clinical trial proposals.
  • Collaborate with Development Japan (DJ)/global development to identify appropriate investigators / sites for Pfizer-sponsored clinical trials.
  • Work together with clinical research/DJ colleagues and in collaboration with above country and global BU colleagues to drive the timely completion of Pfizer-sponsored clinical trials.
  • Demonstrate scientific / medical leadership and provide input into the global clinical teams and DJ to ensure design and selection of trials relevant to Japan’s needs, leveraging customer and patient insights Supporting DJ on clinical development program as well as regulatory interactions from early development phase.
  • Contribute to the development and implementation of product(s)/therapeutic area(s) medical strategy and delivering medical and scientific advice both internally and externally to assure appropriate use of product(s) and patient’s safety aligned with the short- and long-term business goals of assigned product(s)/therapeutic area(s).

Data communication and customer insights

  • Provide accurate, high-quality, and unbiased medical information to HCPs and external experts, including managing unsolicited medical requests (UMRs).
  • Provide scientific insight and support to field- and head office based commercial colleagues.
  • Collaborate with the cross functional team in-country and above-country to develop impactful and compliant promotional and non-promotional materials of value to customers.
  • Collect and share insights from HCPs and stakeholders to inform medical strategy and business opportunities.
  • Manage local advisory boards to gain customer insights.
  • If media-trained, present the scientific perspective on selected topics during media-briefings.

Observe the code of conduct, company’s regulations, and compliance, make communication with related departments, and exercise leadership in POJ.

  • Ensure awareness of code of contact for Medical Affairs (guidance for external medical interactions) and observe it. Give promotional or non-promotional explanations depending on the related departments.
  • Conduct activities in compliance with the MHLW Guidelines for Prescription Drug Sales Information Activities.

JOB DESCRIPTION

  • Ensure activities and communications are conducted in compliance with all policies, guidelines, and regulations.

Ensure awareness of responsibility for reporting adverse events

  • For all Pfizer products, observe applicable laws/regulations and the Pfizer policy, and “Gather and report safety information*.” At an appropriate time, attend training programs on obligation of assigned safety reporting.

AS NEEDED:

  • Contribute to Business Development in the assigned area(s): In collaboration with Japan Medical Lead, Japan Medical Product Lead, Global MA members and other members from relevant functions, identify unmet medical needs and candidate therapies for potential medical interventions in the assigned therapeutic area(s) in Japan through medical activities such as advisory boards and consultations with medical experts while keeping confidentiality.
  • Rapidly respond to critical supply issues from a medical perspective (e.g., rapid communications with academic societies and regulatory authorities).

REQUIRED SKILL SET

Education:

Minimum requirement

  • 4-year university undergraduate degree AND master’s degree in life science, or
  • Pharmacists
    • 4-year university graduates with pharmacist license and master’s degree or equivalent life science research experience, or
    • 6-year university graduates with pharmacist license, or
  • Nurses with a master’s degree, or
  • Veterinarians, or
  • Dentists, or
  • MDs

Preferred

  • In addition to those who meet the minimum requirementsabove, the qualifications below are preferred.
  • MD (clinical experience, board certification preferred), or
  • PhD in Life Science

Technical Skills:

  • Medical/ pharmaceutical expert knowledge of therapeutic disease area/ products
  • Ability to communicate appropriately and build good relationships with internal/external stakeholders.
  • Collaborate effectively with teams and across functions by demonstrating Pfizer’s Values & Behaviors and the agility to learn from others.
  • Capable of medical discussion with relevant departments and external HCPs.
  • A person who understands compliance and relevant laws/regulations in the pharmaceutical industry and advocates the appropriate use of the products.
  • Can demonstrate appropriate knowledge and understanding of internal organization structure, key stakeholders and strategies.
  • A person who can quickly acquire necessary medical/ scientific knowledge and skills through self-learning.

Experience:

  • MA/DJ experience and / or research experience preferred.

JOB DESCRIPTION

  • Scientific publication experience preferred.

Language:

  • Able to understand written and spoken English and Japanese in assigned therapeutic disease area, and scientific interactions.
  • Minimum TOEIC score of 730

 

Pfizer is an equal opportunity employer and complies with all applicable equal employment opportunity legislation in each jurisdiction in which it operates.

To learn more about acceptable and prohibited uses of AI during the recruitment process, please review our candidate AI-use guidelines available on Pfizer Careers.

 

 

Medical

Pfizer

About the company

Pfizer

Large Enterprise

Pfizer is a global biopharmaceutical company dedicated to the discovery, development, and manufacturing of innovative healthcare solutions. With a strong focus on improving lives through medications and vaccines, Pfizer has played a significant role in addressing various health challenges, including infectious diseases, chronic illnesses, and rare conditions. The company emphasizes research-driven approaches and collaborative efforts in its mission to enhance global health and empower patients through cutting-edge science and technology. Through its commitment to high standards of safety and efficacy, Pfizer continues to shape the future of medicine.