Director, Scientific Affairs

About the role

We are hiring a Director, Scientific Affairs who brings both scientific depth and a genuine passion for connecting people, evidence, and ideas. In this role, you'll be at the center of our clinical and commercial efforts; helping translate complex science into clear, compelling stories that move the field forward. You'll partner closely with teams across Ossium to shape medical and scientific strategy, supporting the commercial launch of our novel cryopreserved bone marrow, and leading medical education and data communication work that actually changes how clinicians think about treating patients. Whether you're collaborating with individual clinical sites on evidence-generation projects or working alongside the commercial team to bring our flagship product to patients in need, you'll be the bridge between science and impact. This is an excellent role for someone who thrives at the intersection of rigor and relationship-building; the ideal candidate is someone who can walk into a room of scientists, surgeons, or sales leads and speak everyone's language. This role reports directly to the Chief Medical Officer. Required Qualifications MD/PhD in a life science/biomedical discipline with strong clinical experience 5+ years of industry experience Proven ability to collaborate, partner, and influence across multiple functions and levels of leadership Demonstrated experience with manuscript and abstract writing and post hoc data analyses Experience working with MSLs and providing medical/scientific support to commercial teams Proven agility and adaptability in a fast-paced, results-driven startup environment Excellent written, verbal, and presentation communication skills Understanding of biostatistical concepts to analyze clinical trial data Comfortable with travel from 15% - 30% This position is based in our San Francisco office; we maintain a hybrid schedule of Monday - Thursday in the office, with Friday as a remote work day Qualified candidates must be legally authorized to be employed in the United States; Ossium is unable to provide sponsorship for employment visa status (eg, H-1B or TN status) for this position, either now or in the future