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Updated 2026-06-15 13:00 UTC·© 2025–2026 RoleSuite
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Contractor- Medical Science Liaison

Ultragenyx · Buenos Aires, Argentina

Why Join Us?
 
Be a hero for our rare disease patients
 
At Ultragenyx, we fundamentally believe that taking real impactful action to care for the needs of patients and our people is always the right thing to do. To achieve this goal, our vision is to lead the future of rare disease medicine. For us, this means going where other biopharma companies won’t go – challenging the status quo and creating a new model that advances our field so more patients and caregivers can benefit from life-changing treatments. We do this by following the science, applying a novel rapid development approach, making innovative medicines at fair and reasonable prices, and creating a collaborative ecosystem to reach patients in ways that are most meaningful for them. 
 
Our commitment and care for patients extends to our people, so culture is an essential cornerstone for Ultragenyx. We remain continuously focused on creating a supportive and inclusive environment of profound learning and growth – so employees can thrive in all areas of their lives, in and outside of work. Ultimately, we want to be an organization where we would be proud for our family, friends and children to work.
 
If you want to have a meaningful impact, do the best work of your career, and grow a lot, both professionally and personally, come join our team.

Position Summary:

ultrafocused – Work together to fearlessly uncover new possibilities

The Medical Science Liaison (MSL) position serves as a scientific bridge between our company and the healthcare community, primarily engaging with key opinion leaders (KOLs) and healthcare professionals. MSL should provide objective scientific and educational support by interpreting clinical data, sharing evidence about products, and ensuring accurate, compliant scientific information reaches HCPs, academical institutions and scientific societies. She/he supports observational and clinical studies, gathers real-world feedback from doctors, and help educate the medical community on new therapies and company pipelines. 

Work Model: 

Field: Officially documented as working as a member of the Ultragenyx field team, generally interacting with third parties on behalf of Ultragenyx.

Responsibilities:

  1. Build relationships with Key Opinion Leaders (KOLs) – Establish and maintain peer-to-peer scientific relationships with leading physicians, specialists, and healthcare experts in their therapeutic area. 
  2. Provide scientific information and education – Present objective, evidence-based medical and scientific information about company products to healthcare professionals, ensuring appropriate product use. Internal and external.  
  3. Support observational and clinical research – Identify, facilitate, set up, and supervise clinical studies and investigator-initiated trials from medical perspectives. 
  4. Attend scientific congresses and conferences – Participate in medical meetings to present data, engage with the scientific community, and stay current with industry developments. 
  5. Gather market insights – Monitor the medical scientific landscape, collect real-world feedback from physicians, and provide internal feedback on market trends and product positioning. 
  6. Support Brand plans strategy – Provide medical input on marketing strategies and brand plans while ensuring compliance with CGR/GCP guidelines. 
  7. Support and Manage medical projects and programs – Lead or contribute to medical/scientific projects and serve as an active member of cross functional brand teams. 
  8. Conduct field visits – Travel to academic centers, hospitals, and research sites to engage directly with healthcare professionals and KOLs. 
  9. Participate in panel discussions and scientific meetings – Speak at academic institutions, participate in panel discussions, and conduct meetings with physicians and HCPs. 
  10. Ensure regulatory compliance – Work with legal, regulatory, marketing and sales teams to ensure all activities comply with industry regulations and ethical guidelines. 

Requirements:

  1. Advanced degree in clinical specialty (MD, PhD, PharmD) and 5 years of MSL experience strongly preferred. If non-doctoral degree, at least 3 years of previous MSL and relevant disease state clinical experience required 
  2. Genetics / Rare disease experience preferred, particularly in metabolic bone and/or metabolic genetic diseases 
  3. Excellent teamwork and communication skills required 
  4. Demonstrated experience effectively presenting clinical/scientific information required 
  5. Expert understanding of the local health care delivery system and its impact on patient care and regional medical care 
  6. Values based collaborator – respectful, accountable and collaborative 
  7. Ability to relate and work with a wide range of people to achieve results 
  8. Ability to organize and prioritize own work schedule 
  9. Ability to make decisions which have a significant impact on the department’s credibility, operations, and services 
  10. Ability to create materials such as reports, presentations for inside and outside the organization, and present/speak to groups 
  11. Bilingual- Spanish and medium to high proficiency in English (written and spoken) preferable 
  12. Time and territory management skills required 
  13. Approximately 60-80% of travel is required; overnight travel is required as needed 

#LI-CK1 #LI-Remote

 
Full Time employees across the globe enjoy a range of benefits, including, but not limited to:
 
·         Generous vacation time and public holidays observed by the company
·         Volunteer days
·         Long term incentive and Employee stock purchase plans or equivalent offerings
·         Employee wellbeing benefits
·         Fitness reimbursement
·         Tuition sponsoring
·         Professional development plans
 
* Benefits vary by region and country

Ultragenyx Pharmaceutical is an equal opportunity employer and prohibits unlawful discrimination based on race, color, religion, gender, sexual orientation, gender identity/expression, national origin/ancestry, age, disability, marital and veteran status, and any other status or classification protected by applicable federal, state, and/or local laws. Reasonable accommodation will be provided for all protected statuses or classifications protected by applicable law, including individuals with disabilities, disabled veterans, for pregnancy, childbirth, and related medical conditions, and based on sincerely held religious beliefs. Applicants can request an accommodation prior to accepting a job offer. If you require reasonable accommodation in completing this application, or in any part of the recruitment process, you may contact Talent Acquisition by emailing us at [email protected].

See our CCPA Employee and Applicant Privacy Notice.
See our Privacy Policy.

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Note to External Recruiters: All candidate activity and open positions are managed strictly through our Human Resources Department. Our Human Resources Department kindly requests that recruiters not contact employees/hiring managers directly in an attempt to solicit business and present candidates. Please note that failure to comply with this request will be a factor in determining a professional relationship with our organization. Submission of unsolicited resumes prior to an agreement set in place between the Human Resources Department and the recruiting agency will not create any implied obligation.  Inquiries on developing a recruiting relationship with us, may be directed to: [email protected].

Healthcare pay context

Based on 3,206 disclosed Healthcare salaries on RoleSuite, the role pays a median of $114K/year, with most offers between $87K and $166K (10th–90th percentile: $66K–$247K).

See the full Healthcare salary breakdown →
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