Security Journey

My Security Journey

A 15+ year evolution from infrastructure management to strategic security architecture.

Timeline

2025 - Present: DevSecOps + CISO Cybersecurity Architect

Payler.com - Strategic Security Leadership

Security Governance:
  - Implemented NIST CSF and CIS Controls framework
  - Established Security Metrics & Reporting Program
  - Chaired Cloud Security Governance Board

Threat Management:
  - Deployed dual-SIEM strategy (Wazuh + Security Onion)
  - Established Purple Team exercise program
  - Integrated threat intelligence feeds (STIX/TAXII)

Zero Trust Architecture:
  - Implemented micro-segmentation validation
  - Designed continuous verification mechanisms
  - Established DLP strategy with AWS Macie + Istio

2024 - 2025: DevSecOps Cloud Security Architect

Payler.com - PCI DSS 4.0 Compliance Implementation

PCI DSS Requirements:
  - Requirement 1&2: Network segmentation + CIS hardening
  - Requirement 3&4: KMS CMK encryption + TLS 1.3 + Tokenization
  - Requirement 5&6: Wazuh EDR + Secure SDLC pipeline
  - Requirement 7&8: IAM least privilege + MFA + JIT access

Wazuh SIEM Deployment:
  - HA cluster with 200+ agents
  - 500+ custom security rules
  - PCI DSS dashboard with 150+ automated checks
  - File Integrity Monitoring on 10,000+ files