Mirum Pharmaceuticals, Inc. · 15 hours ago
Field Medical Science Liaison Regional Director
United States
Full-time
Remote
Senior Level, Lead/Staff, Director/Executive
5+ years expMirum Pharmaceuticals is a biopharmaceutical company dedicated to transforming the treatment of rare diseases. The Field Medical Science Liaison Regional Director role is a senior, field-based position responsible for leading an MSL team and engaging with key opinion leaders to drive field medical strategy and operational excellence.
BiotechnologyHealth CarePharmaceuticalTherapeutics
Responsibilities
Identify (KOLs) and the treatment landscape nationally including high prevalence areas of HDV management and treatment
Build peer-level relationships with KOLs, investigators, academic thought leaders in hepatology, infectious disease and other appropriate specialties while maintaining their trust as scientific partner/collaborator
Serve as a senior field-based MSL, conducting compliant, fair-balanced, non-promotional scientific exchange with key opinion leaders (KOLs), investigators, and other healthcare stakeholders in support of the Hepatitis D (HDV) program
Develop and maintain deep expertise in HDV disease state, mechanism of action, clinical data, and emerging literature
Identify unmet medical needs, emerging trends, and actionable insights; communicate these insights internally to the Global Medical Affairs Team (GMAT) to inform strategy
Support medical education activities, advisory boards, scientific congresses, and investigator-initiated research (as appropriate)
Act as a player/coach, balancing individual field responsibilities with leadership and mentorship of MSLs as the organization expands
Support the expansion of the MSL organization including hiring, onboarding, training, and field readiness
Coach MSLs on scientific communication, stakeholder engagement, territory planning, and insight generation
Establish performance expectations, provide ongoing feedback, and support professional development
Help define field medical processes, best practices, and success metrics
Foster a culture of scientific excellence, collaboration, accountability, and compliance
Contribute to the development and execution of field medical strategy aligned with Mirum’s Medical Affairs objectives
Support Medical Affairs initiatives across clinical development, launch readiness, and lifecycle management
Work compliantly with cross-functional partners to support the overall brand strategy through effective communication of scientific information
Provide leadership input into launch planning, resourcing, and long-term Medical Affairs organizational design
Ensure all activities are conducted in compliance with company policies, SOPs, and applicable regulations
Qualification
Required
Advanced scientific degree (PhD, PharmD, MD, DO, PA, NP or equivalent)
5+ years of experience in Medical Affairs or MSL roles within biotech or pharmaceutical companies
Significant field-based MSL experience with a strong record of scientific engagement
Excellent scientific communication and relationship-building skills
Ability to work effectively in a fast-paced, growth-oriented biotech environment
Willingness to travel extensively (approximately 50–70%)
Preferred
1-2 years of prior people management experience or formal team leadership
Experience building or scaling an MSL team
Hepatology, infectious disease, or rare disease experience
Experience in early-stage or high-growth biotech organizations
Company
Mirum Pharmaceuticals, Inc.
Mirum Pharmaceuticals, Inc. is a biopharmaceutical company dedicated to transforming the treatment of rare diseases affecting children and adults.
201-500 employees
H1B Sponsorship
Mirum Pharmaceuticals, Inc. has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
2024 (2)
2023 (1)
2022 (1)
2021 (1)
2020 (1)
Funding
Current Stage
Public CompanyTotal Funding
$765.5MKey Investors
TCG CrossoverOberland CapitalNew Enterprise Associates
2025-12-19Post Ipo Equity· $68.5M
2025-12-08Post Ipo Equity· $200M
2023-04-12Post Ipo Equity· $275M
Leadership Team
Joanne Quan
Chief Medical Officer
Recent News
The Motley Fool
2026-01-14
2026-01-13
Company data provided by crunchbase