This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Principal Biostatistician in United States.

This role sits at the forefront of early-phase oncology clinical research, driving statistical strategy and execution across complex Phase I–II studies. You will lead statistical activities that directly support clinical development programs, regulatory submissions, and client-facing engagements. Working in a highly collaborative, global research environment, you will provide expert input into study design, protocols, statistical analysis plans, and clinical study reports. The position requires strong leadership in guiding study teams, ensuring methodological rigor, and maintaining high scientific and regulatory standards. You will also play a key role in client interactions, bid defenses, and strategic program discussions, contributing to the success of innovative oncology therapies. This is a high-impact role combining technical depth, regulatory expertise, and leadership within a fast-paced clinical research organization.