Maha Raja Email and Phone Number

 Installed, upgraded, and configured Red Hat Servers. Forecasted capacity growth requirements and managed capacity increases Planned and performed platform patching and upgrades with zero downtime Participated in business meetings with various stakeholders as needed Managed server volumes using LVM proficient in AWS services like VPC, EC2, S3, ELB, Autoscaling Groups (ASG), EBS, RDS, IAM, Route 53, and CloudWatch. Backed up and patched all servers every quarter. Troubleshot failures using logs and commands. Reviewed system log files for errors and set up cron jobs for backups and monitoring processes.

 Experience in the field of Data Centre Infrastructure management (UNIX/Docker/Kubernetes/ Microservices) Configuring and maintaining/supporting a large-scale Docker based PaaS environment using Kubernetes Troubleshoot and resolve issues within the Docker and Kubernetes environment Work with development teams to understand capacity and performance requirements & define a deployment solution using container orchestration tools to ensure scalable and highly available solution. Administrating & creating Docker images managing versions, container networking and standard Infrastructure maintenance tasks on Docker and Kubernetes platform and Failover mechanisms in a Docker/Kubernetes Experience in using Git, GitHub, and Subversion.

 Experience in Linux Administration Installation, Configuration, Tuning and Upgrades of Linux  Experience in creating and maintaining AWS User Accounts, Security Groups, VPC, Route 53, Dynamo DB, RDB, SNS, SES and AWS storage services like S3, EBS. Experience in Containerization using Docker, Container Orchestration - automates the deployment, management, scaling, networking using Kubernetes Responsible for administration, monitoring and management of Kubernetes clusters Experience in Kubernetes Container services like Amazon EKS. Worked on installation of Docker using Docker toolbox. Created custom Docker container images, tagging and pushing the images.. Performed automation tasks on various Docker components like Docker Hub, Docker Engine, Docker Machine, Compose and Docker Registry . Dockerized applications by creating Docker images from Docker file. Extensive experience in designing and implementation of continuous integration, continuous delivery, continuous deployment through Jenkins. Configuring and maintaining/supporting a large scale Docker based PaaS environment using kubernetes Troubleshoot and resolve issues within the Docker and kubernetes environment Work with development teams to understand capacity and performance requirements & Define a deployment solution using container orchestration tools to ensure scalable and highly available solution. Administrating & creating Docker images managing versions, container networking and standard Infrastructure maintenance tasks on Docker and kubernetes platform and Failover mechanisms in a Docker/Kubernetes Experience in using Git, GitHub, and Subversion. Deployment and configuration automation tools using ansible. Well understanding of yaml format and structure Experience in Openstack components Neutron, Nova, Cinder, Horizon, Ceilometer, Heat, Glance and Swift.

 Managing 1000 more servers over the Global Installing and troubleshooting Solaris , Red hat, suse servers Monitoring data centers through nagstamon tool Managing servers alert using icinga tool. Monitoring server health status and tuning the performance. Managing server volumes using LVM,. Adding the volume , extending the volumes on Linux servers Raise the ticket with Red hat, oracle for os related severity issue,  Combine with os vendor (Red hat, Oracle) for providing logs and analyzing the issue Monitoring oracle DB , Application resource utilization Performing with DB, APP team for performance issue. Updating and installing os patches and packages. Monitoring IO usage using sar, sarcheck for performance issue Handling of system file systems issue, inode and nfs file system issues.readonly issue Installing/upgrading the security patches as environment required to avoid security issues. Analyzing system performance issue and performance tuning Volume management with LVM, (reduce, extend) Installing os with pxe kickstart  SAN & ISCSI ,LUN configuration & multipath configuration Providing sosreport for RHEL and Guds log for solaris for further analysis

 Managing and supporting hardware and software operations at on-site and one remote data centers  Installing and troubleshooting server hardware with HBA, Fiber network card, and memory, CPU, hardware up gradation based on customer requirements Configuring SAN, NAS with different raid levels. Configuring and Managing EMC VNX 5300 SAN  Installation and configuration of Physical and Virtual for, RHEL 5.0 & 6, Debian 6.0.7 , CentOs, Windows 20008 R2. Handling of system file systems issue, inode and nfs file system issues.

 Managing 1000 more servers over the Global Installing and troubleshooting Solaris , Red hat, suse servers Monitoring data centers through nagstamon tool Managing servers alert using icinga tool. Monitoring server health status and tuning the performance. Managing server volumes using LVM,. Adding the volume , extending the volumes on Linux servers Raise the ticket with Red hat, oracle for os related severity issue,  Combine with os vendor (Red hat, Oracle) for providing logs and analyzing the issue Monitoring oracle DB , Application resource utilization Performing with DB, APP team for performance issue. Updating and installing os patches and packages. Monitoring IO usage using sar, sarcheck for performance issue Handling of system file systems issue, inode and nfs file system issues.readonly issue Installing/upgrading the security patches as environment required to avoid security issues. Analyzing system performance issue and performance tuning Volume management with LVM, (reduce, extend) Installing os with pxe kickstart  SAN & ISCSI ,LUN configuration & multipath configuration Providing sosreport for RHEL and Guds log for solaris for further analysis