Security Engineer III

Design and implement layered security architectures using Zero Trust and Defense-in-Depth, and provide expert technical guidance across the security organization. Lead security strategy for on-premises infrastructure while architecting and securing hybrid AWS and Azure environments. Build and automate security operations with Python/Bash, Terraform, Kubernetes/OpenShift, and SOAR/SIEM solutions, while supporting DLP and serving as Tier 3 escalation for complex incidents. Drive security compliance aligned to FINRA, SEC, PCI DSS, and NIST/ISO frameworks.