The Scientist (R3) Regulatory Submission Lead is responsible for scientific writing and quality control for the Pharmacokinetics, Dynamics, and Metabolism (PDM) and Nonclinical Pharmacology (NCP) components in regulatory submissions. The colleague will represent PDM and NCP in crossline meetings, create and maintain submission and study templates, and guide teams on study inclusion in regulatory filings. The colleague will ensure documentation compliance with regulatory requirements and Pfizer Global Style Guidelines, liaise with global colleagues, and drive continuous improvement in document submission processes. The colleague will also support in/out-licensing coordination, data transfers, and participate in audits and post-audit improvements.