Drive strategy and execution for PSIRT analysis, validation, prioritization, and remediation coordination. Partner with Security and Engineering leaders to define effective remediation and mitigation approaches. Oversee and improve processes for validating vulnerability fixes prior to release. Lead planning and execution for security releases, coordinating cross-functional stakeholders. Identify, prioritize, and sponsor automation and tooling efforts for vulnerability triage and response. Own and improve the vulnerability response lifecycle, including coordinated vulnerability disclosure and post-incident reviews. Champion high-quality, actionable communication from the PSIRT.