Senior​/Director, Medical Science

Company Background

Gondola Bio is a collection of biopharmaceutical companies focused on developing next-generation therapeutics for genetic diseases. Originally carved out of Bridge Bio, Gondola Bio secured $300M in private financing from external investors in 2024 and became an independent company within the Bridge Bio ecosystem. Gondola Bio aims to leverage cutting-edge biological research to discover, create, test, and deliver transformative medicines to treat patients who suffer from genetic diseases.

Gondola Bio is a collection of biopharmaceutical companies focused on developing next-generation therapeutics for genetic diseases. Originally carved out of Bridge Bio, Gondola Bio secured $300M in private financing from external investors in 2024 and became an independent company within the Bridge Bio ecosystem. Gondola Bio aims to leverage cutting-edge biological research to discover, create, test, and deliver transformative medicines to treat patients who suffer from genetic diseases.

Portal Therapeutics is an early clinical stage biotechnology company, and the lead program in Gondola Bio’s portfolio. Portal is developing a novel potential best-in-class therapy for erythropoietic protoporphyria, a severe genetic disease of the blood which results in extreme sensitivity to sunlight and liver damage.

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The Director, Medical Science is responsible for building and leading field-based medical engagement in the Portal program in Erythropoietic Protoporphyria (EPP) and X-Linked Protoporphyria (XLP). Reporting to the CMO and managing direct report(s), the Director executes medical affairs field strategy in alignment with business priorities and delivers high-quality, compliant scientific engagement with identified healthcare professionals (HCPs).

This is a field- and execution-focused leadership role. Working with leadership, the Director establishes and implements the Medical Affairs field plan, develops field-facing materials, and uses insights from the field to refine the plan over time.

The ideal candidate will have spent time as a Medical Science Liaison with a strong track record leading field execution with progressive managerial responsibility. Experience with a fast-moving rare-disease program is highly desirable.

• Lead and conduct field-based medical and scientific engagements with identified HCPs, delivering accurate, balanced, and compliant scientific exchange on EPP/XLP disease state and program data.
• Manage and develop direct report(s): set priorities, coach, and oversee day-to-day field execution.
• Align with leadership on Medical Affairs field activities and priorities; execute against the agreed upon strategy and provide field input to refine the strategy.
• Support cross-functional development of Medical Affairs materials including field/MSL decks, standard operating procedures (SOPs), and congress presentations.
• Support field engagement and logistics at medical congresses, engaging identified HCPs on-site, and coordinating field-team presence.
• Track and report field metrics and activity to demonstrate impact and inform planning.
• Develop and maintain deep scientific and clinical expertise in EPP/XLP, the porphyrias, heme biosynthesis, and rare disease.

• Significant field travel (~60–70%) to physician offices, clinical/medical congresses, and internal meetings as needed.

• Advanced clinical or scientific degree required:
  PharmD, PhD, or MD.
• Established Medical Science Liaison / field medical experience required, with a demonstrated track record of field-based HCP engagement; rare disease and/or EPP/XLP/porphyria experience a strong plus.
• People-man…