Pfizer

Pfizer

Posted via Workday

Medical Affairs Scientist Rare Diseases/Internal Medicine

Apply by Oct 3, 2026

Posted Sep 14, 2026

Role at a glance

Salary
Not Disclosed
Location
Greece, Athens, N. Psychiko
Work arrangement
Hybrid
Employment
Full-time
Experience
At least 5 years’ experience in hematology and/or rare diseases therapy areas
Education
A medical degree (MD) or equivalent, or therapy area-related PhD and post-doctoral experience is desirable.

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Role Summary

AI-generated

The Medical Affairs Scientist serves as a scientific ambassador for Pfizer, partnering with healthcare professionals, key opinion leaders, authorities, and other stakeholders to advance patient outcomes. The role supports medical strategy and execution in assigned therapeutic areas through scientific exchange, insight generation, stakeholder engagement, and collaboration with internal teams.

What You'll Do

  • Engage with healthcare professionals, key opinion leaders, authorities, and scientific stakeholders as a peer.
  • Generate, document, synthesize, and compliantly share actionable medical insights from external engagements and stakeholder feedback.
  • Formulate and execute a prioritized medical plan, including key opinion leader mapping, and use metrics to improve activities.
  • Execute and lead local projects, events, and omnichannel activities aligned with cluster and International strategies.
  • Build relationships with medical societies, regulators, patient advocacy groups, payors, and other external stakeholders.
  • Support the local clinical trial environment through protocol feasibility, site identification, investigator engagement, and recruitment...

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

View full posting

Qualifications

Advanced healthcare or scientific degree coupled with deep pharmaceutical experience and knowledge. Robust scientific and medical experience, including clinical or research experience; knowledge of the pharmaceutical industry, local healthcare systems, and regulatory environments; ability to analyze medical data and generate insights; excellent communication, presentation, and listening skills; fluent business and medical English.

Required

  • Advanced healthcare or scientific degree
  • Deep pharmaceutical experience and knowledge
  • Robust scientific and medical experience, including clinical or research experience
  • Knowledge of the pharmaceutical industry, local healthcare systems, and regulatory environments
  • Ability to analyze medical data and generate insights
  • Excellent communication and presentation skills
  • Excellent listening ability
  • Fluent business and medical English

Preferred

  • A medical degree (MD) or equivalent, or therapy area-related PhD and post-doctoral experience
  • Previous professional experience in medical affairs (MSL or Medical/Scientific Advisor)
  • At least 5 years’ experience in hematology and/or rare diseases therapy areas in pharmaceutical industry, clinical development, or...
  • Experience using various digital tools for customer engagement and understanding newer technologies, artificial intelligence, and...
  • Knowledge/understanding of epidemiology, real world data generation and interpretation, medical statistics

Original job description

Content provided by the employer

ROLE SUMMARY

The Medical Affairs Scientist (MAS) is a key scientific ambassador for Pfizer, building long-term partnerships with healthcare professionals (HCPs), key opinion leaders (KOLs), and other stakeholders to advance patient outcomes.


ROLE RESPONSIBILITIES

Insight Generation, Synthesis & Sharing

Engage with HCPs, KOLs, authorities, and scientific stakeholders as a peer, fostering trust and credibility in all interactions.

Generate, document, synthesize, and compliantly share actionable medical insights from external engagements, scientific exchange, and stakeholder feedback.

Effectively disseminate key scientific insights using omnichannel and digital platforms, ensuring relevant information reaches stakeholders in a timely and accessible manner.

Ensure insights are communicated effectively to cluster medical leadership, cross-functional teams, and relevant internal stakeholders to inform strategy, tactics, and operational plans.

Support the CML in external engagement, acting as a visible and credible representative of Pfizer Medical in the market.

External Engagement & Stakeholder Management

Formulate and execute a prioritized and impactful medical plan, including KOL mapping. Use metrics to learn and iteratively improve.

Execute, manage and lead local projects, events and omnichannel activities in alignment with cluster and International strategy and plans.

Build and optimize enduring relationships with external stakeholders, including medical societies, regulators, patient advocacy groups, and payors.

Actively participate in external forums and scientific events, representing Pfizer’s medical interests and supporting the CML’s leadership in these settings.

Serve as a scientific point of contact for assigned therapeutic areas in-country, collaborating with cluster Scientific Experts and other internal stakeholders.

Targeted support of the local clinical trial environment including protocol feasibility, site identification, investigator engagement, and supporting recruitment.

Collaborative Working

Compliantly share stakeholder insights internally to identify collaboration opportunities and drive cross-functional alignment.

Collaborate with cluster medical, access, regulatory, clinical, and commercial teams to support integrated planning and execution.

Inform and contribute to the execution of cluster-level medical and brand strategies in alignment with global and International goals.

Operational Effectiveness & Compliance

Uphold the highest ethical standards, scientific integrity, and compliance in all activities.

Takes responsibility for own learning, ensuring skills and knowledge are up to date.

Support regulatory and pharmacovigilance departments for compliance activities (safety updates, product supply issues, etc.).


QUALIFICATIONS

Advanced healthcare or scientific degree coupled with deep pharmaceutical experience and knowledge.

A medical degree (MD) or equivalent, or therapy area-related PhD and post-doctoral experience is desirable.

Robust scientific and medical experience, including clinical or research experience.

Knowledge of the pharmaceutical industry, local healthcare systems, and regulatory environments.

Demonstrated ability to analyze medical data and generate insights.

Excellent communication and presentation skills, adapted to audience, paired with excellent listening ability, asking the right questions, including virtual setting and interactions.

Fluent business and medical English.


PREFERRED QUALIFICATIONS

Previous professional experience in medical affairs (MSL or Medical/Scientific Advisor).

At least 5 years’ experience in hematology and/or rare diseases therapy areas in pharmaceutical industry, clinical development, or clinical research.

Proven track record of using various digital tools for customer engagement and understanding newer technologies, artificial intelligence, and e-learning platforms.

Knowledge/understanding of epidemiology, real world data generation and interpretation, medical statistics.


STAKEHOLDER MANAGEMENT

External Stakeholders: Healthcare professionals (HCPs), including physicians, pharmacists, and clinical investigators; Key Opinion Leaders (KOLs) and scientific experts in assigned therapeutic areas; Medical societies, professional associations, and academic institutions; Regulatory authorities, payors, and government health agencies; Patient advocacy groups and relevant non-governmental organizations; Contributors to national formularies.

Internal Stakeholders: Country Medical Lead (CML), supporting external engagement and strategic initiatives; Cluster Scientific Experts; Cross-functional teams: Access & Value, Regulatory, Clinical Operations, Commercial, and Brand Teams; Cluster medical leadership and international medical colleagues


RESOURCES MANAGED

Financial Accountability

The MAS may contribute to budget planning and oversight for medical initiatives, scientific events, and evidence generation activities, working collaboratively with the Country Medical Lead and cross-functional teams to ensure resources are used efficiently to maximize patient and business impact.

People Management

This role is an individual contributor.


REPORTING LINE

The role will report to the Country Medical Lead

 
Work Location Assignment: Hybrid

Purpose 

Breakthroughs that change patients' lives... At Pfizer we are a patient centric company, guided by our four values: courage, joy, equity and excellence. Our breakthrough culture lends itself to our dedication to transforming millions of lives.  

Digital Transformation Strategy

One bold way we are achieving our purpose is through our company wide digital transformation strategy. We are leading the way in adopting new data, modelling and automated solutions to further digitize and accelerate drug discovery and development with the aim of enhancing health outcomes and the patient experience.

Flexibility  

We aim to create a trusting, flexible workplace culture which encourages employees to achieve work life harmony, attracts talent and enables everyone to be their best working self. Let’s start the conversation!  

Equal Employment Opportunity 

We believe that a diverse and inclusive workforce is crucial to building a successful business. As an employer, Pfizer is committed to celebrating this, in all its forms – allowing for us to be as diverse as the patients and communities we serve. Together, we continue to build a culture that encourages, supports and empowers our employees.

Disability Inclusion

Our mission is unleashing the power of all our people and we are proud to be a disability inclusive employer, ensuring equal employment opportunities for all candidates. We encourage you to put your best self forward with the knowledge and trust that we will make any reasonable adjustments to support your application and future career. Your journey with Pfizer starts here!

Pfizer endeavors to make www.pfizer.com/careers accessible to all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process and/or interviewing, please email [email protected]. This is to be used solely for accommodation requests with respect to the accessibility of our website, online application process and/or interviewing. Requests for any other reason will not be returned.

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.