Muthu Selvam
@muthuselvam
Red Hat OpenShift L2 Support Engineer specializing in Kubernetes operations, incident resolution, and platform health monitoring.
What I'm looking for
I’m a Red Hat Certified Specialist in OpenShift Administration (EX280) with 3+ years of hands-on experience delivering operational and L1/L2 support for Red Hat OpenShift Container Platform (OCP) environments.
I monitor cluster health end-to-end—nodes, pods, deployments, builds, and workloads—and troubleshoot container, image pull, networking, storage, and application deployment issues. I manage namespaces, RBAC, resource quotas, and user access, grounded in strong Kubernetes architecture knowledge.
In incident-driven operations, I resolve tickets and service requests within SLA timelines using oc CLI and kubectl, and I support routine platform health checks, maintenance, and patch validation. I’m comfortable coordinating with L3 teams for complex issue resolution, RCA, and analysis, and I participate in rotational shifts and on-call support.
I also focus on reliability through automation and observability—using Bash scripting and REST API integrations to reduce mean time to notify (MTTN) by 40%, building dashboards and alerting rules with Prometheus and Grafana, and centralizing logs with ELK Stack for faster investigation.
Experience
Work history, roles, and key accomplishments
Cloud Infrastructure Engineer
A&O; IT Group
Mar 2025 - Present (1 year 4 months)
Monitored infrastructure and network health using Zabbix 7.0 and Grafana, proactively detecting issues and improving production reliability. Resolved incident/service/change requests within SLA via ServiceNow and provided 24x7 on-call support, automating workflows with Bash and REST API integrations.
Junior Site Reliability Engineer
Xaasability Labs
Apr 2023 - Mar 2025 (1 year 11 months)
Provided L1/L2 operational support for Red Hat OpenShift and Kubernetes by monitoring cluster health and troubleshooting incidents related to containers, image pulls, networking, storage, and application deployments. Managed OpenShift multi-tenant access and quotas using oc CLI/kubectl, and used Prometheus/Grafana and ELK Stack for monitoring and log-based troubleshooting, coordinating RCA with se
Education
Degrees, certifications, and relevant coursework
National Engineering College
Master of Technology, Information and Cyber Warfare
Completed an M.Tech in Information and Cyber Warfare at National Engineering College in Kovilpatti.
Francis Xavier Engineering College
Bachelor of Technology, Information Technology
Completed a B.Tech in Information Technology at Francis Xavier Engineering College in Tirunelveli.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Portfolio
muthuselvam-portfolio.netlify.appJob categories
Skills
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