Soundararajan J

ROLES AND RESPONSIBILITIES: Infrastructure & NOC Operation

Project: Cloud Architecture and Kubernetes Performance Development.

Description: Cloud Engineer in a performance development project for a leading client

• Hands on experience in suggesting the EC2 instance type based on the workloads, and provide the high availability by implementing the load balancers (classic/application) & Auto scaling.
• Created Cloud Front distributions to serve content from edge locations to users so as to minimize the load on the front end servers.
• Manage and maintain AWS EKS infrastructure with over 7 backend services.
• Implementing, designing, and supporting VMware Cloud Foundation solutions.
• Hands on experience with VMware solutions and tools, including VMware vSphere 6.x and 7.x, Site Recovery Manager (SRM), vRealize, and vCloud Foundation.
• Hands-on experience with vCenter 6.0, 6.5, 6.7, 7.0, and ESXi Hypervisor 6.0, 6.5, 6.7, 7.0.
• Good knowledge in vSphere with vSAN, SDDC manager.
• Implement and design VMware Cloud Foundation (VCF) solutions, focusing on infrastructure deployment, configuration, and ongoing support.
• Used WAF to prevent the application on attacks by blocking the IP Spoofing and SQL injection.
• Used IAM for creating roles, users, groups and also implemented MFA to provide additional security to AWS account and its resources.
• Built infrastructure to support 25,000 users.
• Managed and orchestrated containerized applications using Kubernetes on AWS, ensuring high availability and scalability. Monitor cloud infrastructure performance using Grafana,Instana, and Kibana.
• Monitored and maintained application performance using Amazon CloudWatch and ELK Stack, resolving issues proactively.
• Ensure the platform runs smoothly during large events such as Black Friday.
• Gained valuable experience with backend tools such as MySql,Atlas Mongo, Rabbitmq, Redis, Solr, and Pentaho Built infrastructure with AWS Cloud, Kubernetes backend services (Both on-premises servers and AWS).
• Implemented centralized logging and monitoring using the ELK Stack, resulting in quicker identification and resolution of production issues.
• Prepared and analyzed cost estimation and optimization reports for each environment in AWS.
• Conducted regular performance and cost analysis, identifying opportunities for resource optimization and cost savings.
• Conducted regular security audits and implemented IAM roles, security groups, and encryption mechanisms to ensure compliance.
• Participated in on-call rotation, addressing and resolving critical incidents promptly to ensure high system availability.
• Provided technical guidance and mentorship to junior team members, improving their AWS skills and knowledge.
• Provided on call support for the client on 24x7 Basis.

Project: Provisioning Infrastructure to Clients

Description: Provisioning Infrastructure to New Clients and EKS upgrades

• Setting up new client with VPC,SG,EC2,S3,CDN,ALB.
• Upgrading EKS from 1.19 to 1.21 to existing clients without downtime.
• Tomcat upgrade for fixing vulnerabilities.
• Managed the team to honor the SLA by effectively allocating task and avoided unnecessary escalations.
• Weekly metrics reporting to management and collection of staff’s status reports.
• Meeting and improving established service delivery SLA’s
• Planned and implemented readiness checklist involving various parameters such as domain setup, application workflow, server setup details for onboarding client for ease of triaging issue.

Incident and Problem Management:

• Strong working knowledge on Incident Management & Problem Management adhering to ITIL management processes and best practices.
• Working with clients and providing updates regarding blocker/critical incidents through call, email and chat.
• Creating SOP for issue analysis and quick resolution by simulating various fail case scenarios in the lower environment. Hence improving effective and rapidly resolution time and decreasing downtime/outages.

Audit Tasks: Reviewing and auditing existing processes and enhancing whenever it is required

Other Tasks:

• Cross skilling and training new team members on the process.
• Evaluating various data trends and coordinating with the development teams performing cleanup tasks to maintain servers and systems, keeping networks fully operational during peak periods.

• Expertise in AWS infrastructure monitoring and troubleshooting infrastructure and application components & metrics in operation.
• Hands-on in debugging of both web application server architecture (Apache, Tomcat).
• Good knowledge in Kubernetes platform (Microservice architecture, Docker, Kubectl commands. etc.,)
• Good knowledge in troubleshooting real time issues, analyzing logs from various tools such as Instana, ELK, AWS and other infrastructure components.
• Explained technical information in clear terms to non-technical individuals to promote better understanding.
• Served as primary point of contact for support relating to owned solutions and products.
• Responded to support requests from end-users and patiently walked individuals through basic troubleshooting tasks.
• Assessed system hardware and software and suggested modifications to reduce lag time and improve overall speed.
• Documented faults and bugs for referral to development staff for use in updates.
• Hands-on experience in manual testing and automated (Selenium and Java) software testing that comprises writing regression test cases, smoke test cases and functional test cases of web applications.
• Worked closely with the development team to deploy and update automation code to Jenkins to schedule testing across all lower and higher level environments for all the webapps.

Roles & responsibilities:

• Identified and resolved process issues to drive optimal workflow and business growth.
• Partnered with cross-functional teams to conduct thorough discovery and due diligence on existing processes.