Our Medical Affairs team advances patient care by engaging in scientific exchange with external medical experts and industry leaders, ensuring the scientific value of our cardiovascular, thrombosis, and dyslipidemia products is understood. We connect, communicate, and train internal employees to ensure a thorough understanding of the science behind cardiovascular, thrombotic, and lipid disorders and review further unmet medical needs to support collaboration to further differentiate our portfolio.
Medical Scientific Liaisons (MSLs) are scientifically trained and credentialed experts in the therapeutic area of cardiovascular disease, thrombosis, and dyslipidemia. They engage in non‑promotional scientific exchange with Scientific Leaders (SLs) or Key Decision Makers (KDMs). MSL interactions with SLs and KDMs are built on the credibility of the scientific exchange held. MSLs develop and execute action plans aligned with the Guiding Principles for Ex‑US GMA/OGMA External Stakeholder‑Facing Activities, local and global company policies, local rules & regulations, and the Medical Affairs Plan (MAP).
The MSLs are responsible for ensuring that they are fully versed in the therapeutic area of cardiovascular disease, thrombosis, and dyslipidemia; up‑to‑date on all major studies (both ongoing and completed); product information on our company’s and other companies’ relevant therapies; clinical data; and relevant pipeline data to provide the most balanced information to SLs, KDMs, and the healthcare community to improve patient care.
Responsibilities include but will not be limited to the following key activities:
Engagement with External Experts
Internal Support
Geographic Working Area
The geographic working area for this position is:
The MSL is required to reside in one of the above mentioned regions.
Your Profile
Qualification & Experience:
An advanced scientific degree is strongly preferred, such as MD, PharmD, or Ph.D. in a life science, preferably with clinical knowledge of cardiovascular disease, thrombosis, and dyslipidemia. At a minimum, a college education degree in pharmacy is required.
Skills:
Required Skills:
Adaptability, Adaptability, Analytical Problem Solving, Cardiovascular Pharmacology, Clinical Trial Methodology, Clinical Trials, Clinical Trial Support, Data Analysis, Health Technology Assessment (HTA), Hyperlipidemia, Interpersonal Relationships, Medical Affairs, Medical Knowledge, Medical Marketing Strategy, Operating Principles, Pharmaceutical Guidelines, Pharmacodynamics, Pressure Management, Project Management, Relationship Building, Scientific Communications, Scientific Exchange, Stakeholder Engagement, Stakeholder Management, Teamwork {+ 2 more}
Preferred Skills:
Current Employees apply HERE
Current Contingent Workers apply HERE
Search Firm Representatives Please Read Carefully
Merck & Co., Inc., Rahway, NJ, USA, also known as Merck Sharp & Dohme LLC, Rahway, NJ, USA, does not accept unsolicited assistance from search firms for employment opportunities. All CVs / resumes submitted by search firms to any employee at our company without a valid written search agreement in place for this position will be deemed the sole property of our company. No fee will be paid in the event a candidate is hired by our company as a result of an agency referral where no pre-existing agreement is in place. Where agency agreements are in place, introductions are position specific. Please, no phone calls or emails.
Employee Status:
Regular
Relocation:
VISA Sponsorship:
Travel Requirements:
Flexible Work Arrangements:
Remote
Shift:
Valid Driving License:
Hazardous Material(s):
Job Posting End Date:
07/28/2026
*A job posting is effective until 11:59:59PM on the day BEFORE the listed job posting end date. Please ensure you apply to a job posting no later than the day BEFORE the job posting end date.

At MSD, known as Merck & Co., Inc., Rahway, NJ, USA in the United States and Canada, we are unified around our purpose: We use the power of leading-edge science to save and improve lives around the world. For more than 130 years, we have brought hope to humanity through the development of important medicines and vaccines. We aspire to be the premier research-intensive biopharmaceutical company in the world – and today, we are at the forefront of research to deliver innovative health solutions that advance the prevention and treatment of diseases in people and animals. We foster a diverse and inclusive global workforce and operate responsibly every day to enable a safe, sustainable and healthy future for all people and communities. For more information, visit www.msd.com and connect with us on Facebook, Instagram, Twitter, and YouTube.