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Clinical Development Senior Medical Director, Breast Oncology

Pfizer
September 09, 2026
Full-time
Remote friendly (New York, NY)
Worldwide
Clinical Research and Development
Role: Senior Medical Director overseeing clinical development for atirmociclib, focusing on supporting and leading clinical trial activities within the biopharma oncology space. Responsibilities include medical monitoring, safety assessment, investigator interactions, and serving as clinical lead for study teams and regulatory submissions. The role involves providing strategic insights, interpreting clinical data, and contributing to development strategies in collaboration with global teams. Requirements: Medical degree (MD, DO, MBBS, MBChB), at least 4 years in biopharma clinical research and development, and licensure to prescribe medicines for a minimum of 2 years post-internship. Preferred: Board certification or eligibility in oncology, with 2+ years of breast oncology experience and late-phase clinical development expertise. The position emphasizes leadership skills, cross-functional collaboration, and external stakeholder engagement. It involves travel to scientific conferences and is based in a hybrid work environment requiring onsite presence ~2.5 days weekly. High-value aspects include oncology, breast cancer indications, late-phase trials, regulatory document contributions, and global development strategy involvement.