Team Manager, Platform Security Group - Cyber Security Defense Department (CSDD)
Core
Lead platform security strategy and operations for Rakuten's hybrid cloud infrastructure, embedding security-by-design into development lifecycles and defending against advanced cyber threats.
Role type
Manager, Platform Security
Builds
Security guardrails, IAM, network security controls, and incident response capabilities for global internet services
Domain
Cyber Security / Cloud Infrastructure (AWS/GCP/Azure)
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
Cloud infrastructure security, vulnerability management, security monitoring & response, team management, service delivery, budget management, preventative & defensive controls implementation, distributed team leadership, web/mobile application security, 0-day response, network protocols, KPI definition
Preferred skills
Global large-scale infrastructure experience, zero-trust architecture, cloud-native system operations, vendor contract management, compliance strategy (PCI DSS/FISC)
Technologies
AWS, GCP, Azure
Responsibilities
Build and maintain platform security strategies across public and private clouds; Manage the platform security team and defend services from cyber attacks; Oversee design and implementation of core security controls (guardrails, IAM, network security); Lead continuous monitoring, threat hunting, and rapid incident response; Contribute to cyber resilience by defining and tracking security KPIs
Seniority
Manager, strategic & hands-on leadership