Siddhesh Naik
SRE @Nomura | Ex-AWS Cloud operations engineer | Ex-Wasabi Cloud Engineer | MSIS Grad @Northeastern | AWS Certified Solutions Architect
- Role
- Site Reliability Engineer at Nomura
- Location
- New York, NY, US
- LinkedIn followers
- 500 followers
About Siddhesh Naik
Currently working as a Site Reliability Engineer at Nomura and previously worked in…
Experience
Site Reliability Engineer
Oct 2024 — Present · New York, NY, US
Ensured web operations reliability for Nomura through 24/7 critical support and proactive incident management- Led an automation Project by developing a Python tool to trigger bulk Ansible jobs for OS upgrades, Java & TomEE container updates, and system checks across 850 non-prod and 500 prod servers, significantly reducing manual effort and upgrade time- This automation proved highly cost-effective, reduced upgrade time by over 70%, and established a scalable framework that now supports future decommissions and patching cycles with minimal manual intervention- Deployed and managed internal Java applications across UAT and Production environments- Led RHEL OS upgrades and decommissioned legacy Apache TomEE applications, improving system stability- Built infrastructure for internal Muti-factor authentication application from scratch using Terraform, Ansible, GitLab, and Jenkins, optimizing CI/CD workflows- Streamlined AWS deployments (Lambda, S3, Glue, SQS, CloudWatch, Athena, EventBridge) to enhance performance and scalability- Drove observability improvements for internal applications using Prometheus, Loki, Grafana, and Splunk, defining SLOs and strengthening monitoring systems- Managed change processes and production releases through internal IaC pipelines, ensuring system uptime and operational efficiency.
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