Inthumathi S

Splunk Administrator, DevOps Engineer, and Linux Administrator with 3 years 8 months of hands-on experience in enterprise-scale Splunk environments, CI/CD automation, and Linux server management. Skilled in distributed Splunk architecture, SPL query development, and SIEM onboarding. Strong background in Jenkins pipelines, Python/Ansible automation, and Vault-based secrets management.

Experienced in Linux system administration (RHEL, Windows Server), OpenStack, Cloud Foundry, and Prometheus/Grafana observability. Recognized for reducing manual effort by 60%, improving detection of critical issues by 35%, and mentoring junior engineers in fast-paced production environments.

Splunk Administrator | DevOps Engineer | Linux Administrator - Robert Bosch - Coimbatore, India

(2022-10 - 2026-06)

• Administered Splunk Enterprise distributed architecture (Indexer Clusters, Search Head Clusters, Cluster Manager, Forwarders) on OpenStack VMs.
• Engineered data ingestion pipelines from HEC, SC4S, DB Connect (PostgreSQL), and Universal Forwarders, enabling centralized log indexing and real-time security analytics across Linux and Windows environments.
• Developed dashboards, reports, alerts, and scheduled searches using SPL for SIEM and infrastructure monitoring.
• Monitored Splunk infrastructure performance, optimized searches, and resolved bottlenecks to ensure availability.
• Executed Splunk upgrades, indexer storage expansion, and disk volume upgrades to support growing ingestion volumes.
• Designed Jenkins CI/CD pipelines for Splunk app deployment, reducing manual effort by 60%.
• Automated Splunk index cleanup and workflows using Python & Ansible, cutting overhead by 50%.
• Integrated AWS logs (CloudWatch, EC2, S3, IAM) into Splunk for cloud observability and security monitoring.
• Administered Linux servers (RHEL, Windows Server) including patching, disk management, and security hardening.
• Configured load balancers, VM provisioning, and network security for high-availability environments.
• Built Prometheus/Grafana dashboards reducing mean time to detect issues by 35%.
• Supported incident management, RCA, and SLA adherence via ServiceNow.
• Mentored junior engineers in Splunk administration, Linux troubleshooting, and SPL query development.

B.E. - Computer Science & Engineering - Government College of Engineering (GCE) (2018-08 - 2022-06)