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Sagar R
@sag_70
Senior Systems Engineer
Irland
Englisch, Gujarati, Hindi
Über mich
I am a Senior Systems Engineer with over 4 years of infrastructure experience, specializing in production AWS and OpenStack clusters spanning 800+ nodes. I have extensive expertise in Ubuntu troubleshooting, automation with Ansible and Terraform, and managing CI/CD pipelines to ensure high availability and reliability.
Kompetenzen
Sagar R
offline •
Durchschnittliche Antwortzeit: 1 Stunde
Meine Dienstleistungen
Cloud-Management
I will troubleshoot, deploy, and automate openstack infrastructure
Arbeitserfahrung
Kaseya
Vollzeit • 4 yrs 7 mos
Senior Systems Engineer
Feb 2026 - Sep 2026 • 7 mos
Promoted to lead OpenStack operations and production reliability for four clusters with 800+ compute nodes. Served as a technical escalation point and mentored junior engineers. Managed Nova, Neutron, and control-plane troubleshooting involving Galera and RabbitMQ. Automated infrastructure provisioning using Terraform, Vault, and MAAS. Led a phased canary rollout of security software using Ansible and standardized SSL/TLS certificate renewals via GitLab CI/CD, significantly reducing manual overhead and on-call alerts.
Infrastructure Systems Engineer
Nov 2023 - Feb 2026 • 2 yrs 3 mos
Maintained reliability and performance across production infrastructure for business-critical applications. Built monitoring dashboards using Grafana and Prometheus and automated operational tasks with Bash and Python scripts. Investigated complex production incidents, participated in on-call rotations, and conducted post-mortems. Collaborated with DevOps, SRE, and Security teams to improve architectural documentation and operational consistency across the organization.
IT Administrator
Feb 2022 - Nov 2023 • 1 yr 9 mos
Supported global users across Windows, macOS, and Microsoft 365 environments. Managed Active Directory, Office 365, and Azure AD accounts and group policies. Supported GDPR and ISO 27001 compliance activities and contributed to network design and infrastructure security reviews. Analyzed IT spending to support company growth and reduce avoidable costs while delivering concurrent infrastructure projects for remote sites.
