Legal Entity Controller in Chennai

WPP is the trusted growth partner for the world’s leading brands. We unite cutting-edge media intelligence and data solutions, world-class creativity, next-generation production, transformative enterprise solutions and expert strategic counsel in a single company – powered by exceptional talent and our agentic marketing platform, WPP Open, to help our clients navigate change, capture opportunity and deliver transformational growth. We work with the world's most valuable brands and have global reach across 100+ markets, with deep local expertise. Our people are the key to our success. We're committed to fostering a culture of creativity, belonging and continuous learning, attracting and developing the brightest talent, and providing exciting career opportunities that help our people grow. For more information, visit WPP.com. Why we're hiring: The Senior Security Incident Responder is a lead technical authority for incident response execution, responsible for handling the most complex, high-impact, and business-critical security incidents across WPP. The role does not have line management responsibility; people management remains with the Security Incident Management Lead. What you'll be doing: KEY RESPONSIBILITIES Advanced Incident Detection, Analysis & Response - Lead investigations for high-severity and complex security incidents. - Perform deep technical analysis using SIEM, SOAR, EDR/XDR, identity, email, and cloud telemetry. - Execute and oversee containment, eradication, and recovery actions. - Act as technical incident commander when delegated. Escalation Handling & Stakeholder Coordination - Serve as the primary escalation point for complex incidents. - Coordinate with Legal, Privacy, Risk, Technology Operations, and agency teams. - Provide clear technical updates to senior stakeholders. Forensics, Evidence Handling & Assurance - Lead forensic evidence collection, preservation, and analysis. - Ensure d