Senior Medical Director, Medical Affairs, MASH

The Senior Medical Director, Medical Affairs – MASH, will play a pivotal and highly visible strategic leadership role within the organization, reporting directly to the VP, Medical Affairs, General Medicine. This role is responsible for driving the medical strategy and execution for MASH assets, with a strong focus on strategic planning, cross‑functional leadership, and external engagement. The Senior Medical Director will ensure all medical affairs activities are delivered with scientific excellence, integrity, and patient‑centricity. Typical day in this role might look like: Provides visionary leadership in the development, execution, and continuous refinement of medical strategy and tactics for assigned assets, ensuring alignment with corporate and global objectives. Champions the integration of scientific communications, publications, annual medical planning, and field communication strategies in partnership with key internal and external stakeholders. Apply deep therapeutic area expertise and strategic business acumen to proactively identify and address evolving medical needs in clinical practice. Ensures the medically appropriate use of investigational medicines and anticipates future trends impacting patient care, policy, and access. Directs and oversees the generation, management, and dissemination of robust clinical and non‑clinical data. Drives high‑impact publication strategies and ensures scientific content supports both the medical strategy and external stakeholder needs, maintaining the highest standards of accuracy and scientific rigor. Leads cross‑functional and cross‑alliance teams with a focus on strategic alignment, collaboration, and excellence in execution. Fosters a culture of innovation and accountability, ensuring seamless coordination across medical, commercial, regulatory, and alliance partners. Serves as a key strategic advisor and leader on global and US cross‑functional teams, providing authoritative scientific and medical perspectives that inform and shape organizational strategy and decision‑making. Oversees the design, conduct, and reporting of Medical Affairs studies, ensuring scientific integrity, regulatory compliance, and alignment with strategic priorities. Provides mentorship and guidance to teams executing these initiatives. Cultivates and expands long‑term, strategic partnerships with clinical experts, societies, collaborative groups, advocacy organizations, payers, policy makers, and other external stakeholders. Acts as the primary ambassador for Regeneron, building trust and advancing shared goals in the MASH therapeutic area. Leads prioritization and support for investigator‑initiated studies, serving as a key decision‑maker and member of internal Scientific Review Committees. Ensuring alignment with overall medical strategy and organizational objectives. Oversees and ensures the scientific accuracy and compliance of all medical materials, including promotional and non‑promotional content. Provides final approval and guidance to uphold the highest standards of scientific and ethical integrity. This role might be for you if: Must have an MD or MD equivalent with a preference for specialized fellowship training in Gastroenterology or Hepatology 5 years of related industry experience in global or US medical affairs Solid background and experience in drug development and life‑cycle management Experience with working in an alliance setting strongly preferred Ability to lead technical and business discussions internally and externally and explain scientific/medical concepts to all levels Ability to cultivate and maintain relationships with leading medical/scientific experts in the relevant fields Ability to establish trust through the consistent demonstration of scientific expertise and satisfactory follow‑through on requests from key opinion leaders Strong leadership and management skills Attention to detail in analyses, deliverables, and communications Strong presentation and communication skills; must be able to provide succinct, strategic, and actionable insights to senior management A proactive self‑starter who can lead work and manage others independently, with the ability to see the next step and take actions without prompting Ability to juggle multiple projects Thorough understanding of the healthcare environment including all external stakeholders We are committed to building a workplace with an inclusive culture. Regeneron is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion or belief (or lack thereof), sex, sexual orientation, gender identity or expression, gender reassignment, marital or civil partnership status, civil status, pregnancy or parental status, age, disability, nationality, citizenship status, ethnic or national origin, membership of the Traveler community, familial status, genetic information, military or veteran status, or any other characteristic protected under applicable law. Where required, we will provide reasonable accommodation to applicants with known disabilities or chronic illnesses during the recruitment process, unless such accommodation would impose undue hardship. Where necessary, we disclose salary ranges for roles in all countries in which we operate. The final offer will be determined within the relevant range based on the country of employment, specific role level, and your skills and experience. In some countries, collective bargaining agreements (CBAs) may apply and influence certain elements of pay or benefits. Regeneron offers a competitive and comprehensive total rewards package which may include, depending on country and role: annual bonuses or other incentive plans, equity awards, pension or retirement benefits, 401(k) company match, health and wellness programs, fitness centers, insurance benefits (e.g. medical, dental, vision, life and disability), paid time off, and family support benefits. For additional information about Regeneron benefits in the U.S., please visit For other locations, additional information will be provided during the recruitment process. If you have any questions, please speak with your recruiter. Please be advised that at Regeneron, we believe we do our best work when we are together. For that reason, many roles are required to be performed on‑site. Please speak with your recruiter and hiring manager for more information about on‑site expectations for your role and location. As part of the recruitment process, certain background checks may be conducted in accordance with the laws of the country where the position is based. The purpose of such checks is to verify certain information prior to the commencement of employment such as identity, right to work and educational qualifications. For jobs in Canada: this posting is for an existing position. Salary Range (annually) $242,000.00 - $403,300.00 #J-18808-Ljbffr Regeneron Pharmaceuticals