Rajasekar M

About Rajasekar M

With 9 years of experience in SolarWinds, Splunk, SIEM, PowerShell, and Cisco networking,…

Experience

1. Infra Architect

   Cognizant

   May 2025 — Present · Bengaluru, IN

   Design and architect scalable SolarWinds and Splunk environments (HA, DR, clustering, distributed deployment).Plan and implement data retention, disaster recovery, and capacity strategies.Integrate SolarWinds with ServiceNow, CMDBs, ticketing tools, and cloud platforms.Connect Splunk with diverse data sources, including cloud logs, threat intel feeds, and security appliances.Automate platform tasks and monitoring processes using PowerShell, Python, and REST APIs.Define and implement monitoring standards, alert thresholds, and escalation policies.Fine-tune polling, database performance, and custom alert logic in SolarWinds.Optimize SPL queries, dashboards, data models, and indexing in Splunk.Enforce RBAC, encryption, and compliance for security standards (e.g, ISO, PCI, HIPAA).Lead root cause analysis using log and metric correlation across platforms.Perform regular upgrades, patching, and performance tuning with minimal disruption.Maintain architectural diagrams, runbooks, SOPs, and operational documentation.Provide platform health reports and insights to leadership and stakeholders.Collaborate with cross-functional teams for monitoring requirements and integration.Train operational teams and end users on effective usage of both tools.

Education

• Mailam Engineering College

  Bachelor of Engineering (B.E.)

  2013 — 2016

• Elumalai polytechnic college villupuram

  DECE

  2010 — 2013

• Ramakrishna school villupuram

  Bachelor of engineer

  1998 — 2010