Surya Rajangam

Site Reliability Engineer (SRE) at Tech Mahindra Ltd.

Chennai, Tamil Nadu, India

About

Experience

  • Tech Mahindra (4 yrs)
    • Site Reliability Engineer
      Aug 2022 - Present · 4 yrs

    • System Engineer
      Aug 2022 - Present · 4 yrs

      We are providing 24/7 infra support to our client E-commerce sites. And supporting almost 20 Projects from different regions APAC, EU and NA. By using APM tools like Newrelic, Dynatrace and Datadog to support our client website real-time performance. Working on the environment like Linux, AWS, Salesforce, Adobe Magento. At time of sales we are scaling up the server performance and proactively check all the alerts. Checking of scheduled jobs, service status which are configured on the salesforce environments. On-host integrations, Installation and configuration of services running on AWS cloud Creating daily, weekly and monthly report on JIRA service desk for all the projects we are supporting. Creating KB articles, SOP documents for how to handle and troubleshoot the issues Handling of critical tickets and involving concern team members on bridge call to resolve the issue within SLA Creating problem ticket for the recurring issue with proper findings and assigning it to concern teams to get it resolved. After resolving critical or P1 ticket will create PIR template with chronological order to have the RCA. Provided 24x7 support for critical production systems, ensuring minimal downtime and maximum uptime Excellent communication and interpersonal skills, demonstrated through regular client interactions and team collaborations Sound knowledge of Linux administration, including system maintenance, troubleshooting, and performance tuning. Experience on agent installation creating of alerts, synthetic monitors and dashboards, NRQL, log analysis in New-relic and Dynatrace Additional DevOps Responsibilities & Achievements Designed and implemented CI/CD pipelines using Jenkins, Git, and Docker for automated deployments. Managed Kubernetes clusters for container orchestration and optimized resource utilization. Automated infrastructure provisioning using Terraform and Ansible. Monitored application performance using Nagios and CloudWatch, ensuring high availability.

  • System Administration Specialist at HCLTech
    Mar 2021 - Aug 2022 · 1 yr 6 mos

  • Specialist at HCL Technologies
    Mar 2021 - Aug 2022 · 1 yr 6 mos

  • System Engineer at i-Source Infosystems Pvt. Ltd.
    Aug 2018 - Mar 2021 · 2 yrs 8 mos

  • System Engineer at I-SOURCE INFO SYSTEMS (client-Infosys)
    Aug 2018 - Mar 2021 · 2 yrs 8 mos