Sr Director of Site Reliability Engineering Sojern, Inc.
Led SRE for a $220M ad-tech business through its acquisition by RateGain. Owned the Google Cloud organization and led a distributed team that grew from two to four engineers, then expanded to 11 engineers across the US, Ireland, and India after team mergers. The role was eliminated during an August 2026 reorganization.
Operated 13 production GKE clusters and more than 400 services, including a seven-region ingest tier handling 5,000 to 10,000 events per second. Maintained a 99.99% availability SLO, participated in on-call, led reliability and security incident response, and ran blameless postmortems.
Led cloud platform modernization through Terraform, Codefresh, Argo CD, GitHub Enterprise, Datadog, OpenTelemetry, and Google Cloud services. Designed the migration of 50+ applications from Kubernetes Ingress to Gateway API and implemented security controls including Workload Identity, Secret Manager, External Secrets Operator, IAM governance, and CI/CD security scanning.
Built Vertex AI and ADK-based agents for BigQuery access, IAM drift remediation, Security Command Center triage, migrations, onboarding, and Gemini Enterprise. Also managed data services, supported SOC 2 and PCI DSS audits, and led a cost initiative that identified more than $120K per month in Google Cloud savings.