SAIKARUN D

• Managed 8 AWS accounts, including the setup and configuration of EC2 instances, RDS databases, VPCs, Elastic Load Balancers (ELBs), CloudFront distributions, Route 53 hosted zones, and health checks.
• Configured and optimized AWS services such as EC2, S3, RDS, and Lambda to meet performance and availability requirements.
• Architected and deployed scalable and resilient cloud solutions on AWS, resulting in improved performance and cost savings.
• Implemented security best practices in AWS environments, ensuring compliance with industry standards and regulations.
• Led successful migrations of on-premises applications to AWS cloud infrastructure, ensuring seamless transitions, and minimal disruption.
• Automated routine tasks and workflows using Python and AWS Lambda, enhancing operational efficiency, and reducing manual errors.
• Conducted thorough performance optimization and cost analysis of AWS resources, identifying opportunities for improvement and savings.
• Collaborated with development teams to deploy and manage applications on AWS cloud infrastructure, ensuring scalability and reliability.
• Collaborated with cross-functional teams to troubleshoot and resolve issues in production environments, ensuring minimal downtime.
• Provided expert-level support for AWS cloud infrastructure, resolving complex technical issues, and ensuring high availability and performance.
• Analyzed and diagnosed system and network issues in AWS environments, implementing effective solutions, and preventive measures.
• Collaborated with L2 support teams and customers to troubleshoot and resolve escalated issues in a timely manner.
• Conducted root cause analysis (RCA) for critical incidents, identifying underlying issues, and implementing corrective actions.
• Developed and maintained documentation, knowledge base articles, and best practices for troubleshooting AWS-related issues.
• Engaged with AWS support teams, and escalated issues as needed to ensure timely resolution of customer issues.
• Participated in on-call rotations and responded to emergency situations to mitigate service disruptions and minimize downtime.
• Contributed to the development of support tools, automation scripts, and monitoring solutions to improve operational efficiency.
• Migrated on-premise infrastructure to AWS, including lift-and-shift and refactoring projects.
• Developed and maintained CloudFormation templates and Ansible playbooks to provision reproducible environments.
• Built a CI/CD pipeline using Jenkins and CodePipeline to automate application deployments across dev, staging, and prod environments.
• Implemented centralized logging via Elastic Stack (ELK) and integrated it with CloudWatch metrics and alarms.
• Designed and deployed a chatbot using AWS Lex, Lambda, and DynamoDB to handle Tier 1 support queries.
• Introduced cost tagging, resource optimization, and rightsizing strategies—resulting in ~25% monthly savings.

InfraOps Engineer:

• Managed around 5,000 servers, both physical and virtual.
• Primarily responsible for providing support for Windows and VMware operations for production and non-production environments globally.
• Handled tickets on ServiceNow ticketing system and Maximo.
• Working with various incidents on all VM, Physical, ILO, NIC Teaming, Firmware up gradation, server H/W and production application issues as per auto generated and user created incidents.
• Supported for multiple customers in implementation and managing Azure cloud environment.
• Working on user profile and user sessions issue.
• Handling issues related to AD, DHCP, DNS.