Kasinathan Subramani

About Kasinathan Subramani

Accomplished Security Professional with expertise across SOC Operations, GRC, Application Security, DevSecOps, Cloud Security (AWS, Azure, GCP), CNAPP/CSPM, CWPP, Data Security, API Security, Infrastructure Security, Product Security (Web & Mobile), Manual Penetration Testing, Container & Kubernetes Security, ASPM, and Identity & Access Management (IAM).Professional Highlights1) Report directly to the CTO, leading the entire security function including SOC, Application Security, Cloud Security, IAM, GRC, DevSecOps, and vendor-managed services.2) Drive enterprise security strategy in Agile environments, delivering secure products with zero critical escalations.3) Lead SOC operations and incident response across EDR, SIEM, email security, and threat analysis, coordinating closely with MSSPs and vendors.4) Own end-to-end Application Security (SAST, SCA, DAST, API security, manual pentesting) and Cloud Security across Amazon Web Services / Microsoft Azure / Google Cloud Platform.5) Lead IAM & GRC programs covering RBAC, SSO, MFA, risk assessments, and compliance governance.6) Built scalable DevSecOps pipelines and implemented Wiz (CNAPP) and Checkmarx (ASPM) for enterprise-wide security visibility.7) Reduced early-stage code vulnerabilities by 50% through secure coding practices and developer enablement.Leadership & Soft Skills* Coaching and Mentoring* Decision Making* Impact and Influencing* Leadership Skills

Experience

1. Director of Security

   Numerator

   Nov 2025 — Present · Chennai, IN

   Report to the CTO, leading Cloud, Application & AI Security, DevSecOps, SOC, GRC, and IAM. Drive secure-by-design architecture, scalable AppSec and DevSecOps programs, security automation, and risk-based governance while partnering closely with engineering and leadership.

Education

• Arignar Anna Govt.Arts College,Cheyyar-602 407

  BSc - Bachelor of Science, Computer Science

  2004 — 2007

• University of Madras

  Master’s Degree, M.Sc Computer science

  2007 — 2009