Summary
Overview
Work History
Education
Skills
Websites
Certification
Timeline
Generic

KALAI KEERAN KALAIVANAN

Karaikudi

Summary

Cloud & Infrastructure Engineer with 5 years of experience in DevOps, system administration, CI/CD pipelines, cloud infrastructure, containerization and network operations. Proven ability to streamline processes, manage deployments, and ensure uptime and security across hybrid cloud environments.

Overview

5
5
years of professional experience
1
1
Certification

Work History

Software Technologist - Cloud DevOps

CES IT Private Limited
02.2023 - 04.2024
  • Reduced deployment time by 50% by building robust CI/CD pipelines using Azure Pipelines and Jenkins
  • Automated 90% of Tableau deployments using Tabcmd, Python, and Azure DevOps, improving governance over content promotion to the production environment
  • Built and managed CI/CD pipelines for over 4 projects using Jenkins, Azure DevOps, GitHub, and AWS DevOps tools
  • Good understanding on key AWS services like EC2, VPC, S3, RDS, IAM, ELB, Route53, and CloudWatch
  • Created and configured elastic load balancers and auto scaling groups to distribute the traffic and to have a cost efficient, fault tolerant and highly available environment
  • Created S3 buckets in the AWS environment to store files, sometimes which are required to serve static content for a web application
  • Migrated 10+ applications to Azure VMs, resulting in 40% better performance and increased security
  • Autoscaling setup done for production server for high availability and to achieve zero down time
  • Set up centralized monitoring with Prometheus and Grafana, reducing incident response time by 35%
  • Maintained code quality with SonarQube, leading to a 40% reduction in post-deployment issues
  • Integrated MS PowerAutomate and SharePoint, reducing manual workflow handling by 60%

IT Infrastructure Executive

CES IT Private Limited
02.2022 - 02.2023
  • Managed daily IT operations, optimizing onboarding workflows and reducing new user setup time by 30%
  • Provided Level 1 and 2 support for cloud and infrastructure-related issues, ensuring rapid resolution and system uptime.
  • Provided desktop and server-level support for Windows and Linux environments, ensuring minimal disruption to business operations.
  • Coordinated with vendors and support teams for hardware repairs, replacements, and warranty tracking.
  • Handled user onboarding/offboarding activities including laptop provisioning, access setup, and license allocation, reducing onboarding time by 30%.
  • Deployed and maintained Jenkins servers, enabling continuous integration for 20+ projects
  • Configured Apache servers, improving internal web service response time by 20%
  • Managed Bitbucket access for 200+ developers and conducted regular SSH key audits to maintain repository security
  • Used PFsense and Comodo tools to manage security and traffic with zero security breaches

Network Engineer

IBM India Pvt. Ltd (via Computer Access Pvt. Ltd)
11.2019 - 08.2021
  • Delivered 24/7 support for enterprise network environments, resolving over 1,500 incidents and change requests monthly.
  • Used SolarWinds and Web Helpdesk to monitor 4000+ devices, ensuring SLA compliance
  • Analyzed network health metrics and escalated critical alerts to prevent downtime and SLA breaches.
  • Supported in Implementing Cisco TACACS+, enhancing secure access controls for multiple clients
  • Coordinated with 5 ISPs and vendors to ensure consistent MPLS/ILL connectivity across regions
  • Prepared and delivered monthly SLA and annual MIS reports with 100% accuracy to support billing approvals and ensure timely service validation

Network Engineer

Computer Access Pvt. Ltd
03.2019 - 11.2019
  • Monitored connectivity and health of 100+ network devices using SolarWinds and internal tools, ensuring optimal uptime
  • Handled 1,000+ service requests, achieving a 95% SLA compliance rate through timely issue resolution
  • Generated daily, weekly, and monthly reports to track system uptime, network performance, and ticket resolution trends
  • Collaborated with field engineers across 10+ regional sites, managing client escalations and ensuring service satisfaction
  • Contributed to network expansion across 3 regional offices, increasing coverage and supporting business growth
  • Managed 10+ large-scale and small-scale enterprise accounts, ensuring tailored service delivery and long-term client retention

Education

B.E. - Electronics & Communication Engineering

Hindusthan Institute of Technology
Coimbatore
01.2016

Skills

    AWS Azure GCP Jenkins Docker Kubernetes Git Bitbucket Prometheus Grafana SonarQube Python Shell Scripting PowerShell Tableau Automation Apache PFsense Comodo SolarWinds MS SharePoint PowerAutomate Jira Azure DevOps Boards Web Helpdesk

Certification

Red Hat Certified Specialist in OpenShift Administration

Timeline

Software Technologist - Cloud DevOps

CES IT Private Limited
02.2023 - 04.2024

IT Infrastructure Executive

CES IT Private Limited
02.2022 - 02.2023

Network Engineer

IBM India Pvt. Ltd (via Computer Access Pvt. Ltd)
11.2019 - 08.2021

Network Engineer

Computer Access Pvt. Ltd
03.2019 - 11.2019

B.E. - Electronics & Communication Engineering

Hindusthan Institute of Technology

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