• Provide statistical leadership for oncology clinical trials across multiple phases (Phase I–III). • Lead the development of statistical analysis plans (SAPs), protocols, and clinical study reports (CSRs). • Design and review statistical methodologies for efficacy and safety analyses. • Oversee analysis datasets (SDTM/ADaM) and TLFs in compliance with CDISC standards. • Support interim analyses, data monitoring committee (DMC) activities, and adaptive designs. • Collaborate with clinical development, data management, programming, regulatory, and medical teams. • Contribute to regulatory submissions (IND, NDA, BLA) and respond to health authority queries (FDA, EMA). • Provide strategic input on study design, endpoint selection, and sample size calculations. • Mentor junior statisticians and provide technical guidance.