Rishi Tiwari

WORK HISTORY

EDUCATION

ABOUT RISHI TIWARI

Hello! I am Rishi Tiwari, a Senior Cloud & Cyber Security Leader with over 8 years of enterprise experience in delivering secure, scalable, and resilient environments. My expertise spans across SOC operations, cloud security architecture, governance, risk & compliance (GRC), and security automation. I am recognized as an authority in the Microsoft Security Stack, trusted for managing high-risk scenarios and ensuring operational reliability in security operations. Throughout my career, I have led end-to-end SOC and SecOps operations, driving significant improvements in incident response times and operational efficiency. I have a proven track record of implementing security automation initiatives and developing robust security frameworks aligned with regulatory requirements. My passion for mentoring teams and fostering a culture of security awareness has enabled me to build high-performing security teams that excel in threat detection and incident management. In my current role as a Security Architect at Cognizant, I lead end-to-end SOC and SecOps operations, focusing on production security and SOC architecture optimization. I implement Microsoft Sentinel with Azure Monitor Agent and Azure Arc, integrating various platforms for automated threat detection and incident management. My responsibilities also include managing Data Loss Prevention (DLP) policies and driving security automation initiatives to enhance incident response capabilities. I oversee the restructuring of SOC operations, defining responsibilities across levels and onboarding top security talent.Achievements: I have successfully implemented governance frameworks based on NIST and ISO 27001, significantly strengthening organizational security controls and ensuring compliance with regulatory standards. My efforts have led to improved incident response times and enhanced operational efficiency within the SOC.Key Achievements- Successfully contained and remediated ransomware attacks, ensuring 100% protection of enterprise endpoints with zero major business downtime- Reduced incident response time by 60% through process restructuring and automation- Built and trained a SOC team, improving knowledge transfer efficiency by 90%- Executed security automation initiatives that reduced manual workloads by 80%.