• Responsible for continuous improvement of DevOps tools, processes, and procedures, as well as the deployment and troubleshooting of complex cloud solutions.• Automated, configured and integrated cloud resources with Infrastructure as a code (IaC) tools - Terraform, Ansible, Helm• Worked with multiple DevOps methodologies and tools Continuous Integration (CI) / Continuous Delivery tools (Jenkins) Infrastructure. Administration and deploying development CI/CD tools such as Git/Bitbucket, Jira, GitLab, Jenkins, Puppet, Bamboo, Confluence, Spunk, ELK, Nagios, Grafana, Servicenow, Teams, ControlM, Airflow, CloudWatch, Solarwind, etc.• Experience in AWS Cloud platform and its features which includes EC2, VPC, EBS, AMI, EBS, EKS, Cloud Watch, VPN Servers and Atlassian Tool Suite (Confluence/JIRA).• Implemented and maintained Ansible Configuration management and several environments in VMWare and Azure Cloud.• Demonstrated skill in shell/Python/Ansible scripting and process automation. Maintained versions of source code using Git/SVN. Performed defect fixes (hotfixes/Opsfixes).• Own production incidents/issues and provide application support during and – on occasion – outside of normal business hours, responding to infrastructure incidents and alerts and escalating to other subject matter experts as necessary.• Having experience on azure services like virtual machines, virtual network storage MySQL database, Azure Kubernetes service azure Kubernetes registry.• Configured VMs availability sets using Azure portal to provide resiliency for IaaC based solution and scalable sets using Azure Resource Manager to manage network traffic. Setup Azure networks, app-tiers, data-tiers, SQL servers.• Used Azure Kubernetes Service to deploy a managed Kubernetes cluster and created AKS cluster in the Azure portal, with the Azure CLI, also used template driven deployment options such as Resource Manager templates and Terraform.

•Maintained 80,000+ Unix/Red Hat Linux/Windows (Red Hat Enterprise Linux 8.x, 7.x, 6.x, 5.x, Oracle Linux, CentOS, Solaris, IBM AIX, Windows and HP-UX Physical servers) on SPARC, x86, and Blade Centers.•Worked on Virtualizing Red hat servers using vSphere 6.5/6.7/7.0, managed ESX servers using vCenter and worked with ESX Cluster and vMotion.•Worked with multiple DevOps methodologies and tools Continuous Integration (CI) / Continuous Delivery tools (Jenkins) Infrastructure.•Experience in AWS Cloud platform and its features which includes EC2, VPC, EBS, AMI, EBS, Cloud Watch, VPN Servers and Atlassian Tool Suite (Confluence/JIRA).•Implemented and maintained Ansible Configuration management and several environments in VMWare and Azure Cloud.•Created new jobs in Jenkins and built pipelines for Continuous Integration and migrated applications to Azure cloud.•Demonstrated skill in shell scripting and process automation. Performed defect fixes (hotfixes/Opsfixes).•Configuration and administration of Fiber card Adapter’s and handling of SAN (SAN arrays, HITACHI, EMC).•Configuration of backup clients like VERITAS Net Backup on Linux servers.•Having experience on azure services like virtual machines, Azure Kubernetes service azure Kubernetes registry.•Experience in using protocols like NIS, NFS, SSH, SFTP & DNS. •Experience in Amazon Web Service (AWS) workspace environment builds and O365 administration.•Implement, Monitor, and maintain MS Azure solutions and major services related to compute, network, security and storage. •Mirroring of root disks using Hardware Raid Controller on HP & Dell HW.•Perform code related changes using bash and shell scripting. Maintained versions of source code using SVN.•Used Azure Kubernetes Service to deploy a managed Kubernetes cluster in Azure and created an AKS cluster in the Azure portal, with the Azure CLI, also used template driven deployment options such as Resource Manager templates and Terraform.

• Worked on AWS Network administration, AWS instance monitoring, troubleshooting, deployment optimization, root cause analysis and preparing documentation• Installation and configuration of backup clients like Commvault and VERITAS Net Backup on Linux servers.• Having good knowledge on AWS Control Tower, SSO.• Experience in writing scripts to automate jobs and debugging scripts.• Experience in using protocols like NIS, NFS, SSH, SFTP & DNS. • Installation and support of various applications like Weblogic server 10, WebSphere 7, JBoss 6.x, Apache 2.x, Oracle 10g, 12c, SQL on Solaris 11.• Administration of Websphere Application Server 6.x with Network Deployment, and Extension Deployment, on Red Hat Linux.• Mirroring of root disks using Hardware Raid Controller on HP & Dell HW.• Managed 10000+ UNIX servers running RHEL, HPUX & Solaris on Oracle HP and Dell server including blade centers.• Experience configuring Emulex Converged Network Adaptors by Installing One Command on RHEL servers.• Creating volumes using storage for VMAX Array on Red hat & Solaris servers.• Data migration at Host level using Red Hat LVM, VERITAS Volume Manager and Solaris SVM • Troubleshooting and performance tuning of various systems problems such as application, network and hardware related issues.

• Installation, Configuration and upgrade of Red hat Linux (4, 5), Centos, SUSE, Solaris, AIX, HP-UX & Windows 2000 / 2003/2008 Operating System.• User Administration, management and archiving.• Configuring NFS, NIS, NIS+, DNS, Auto Mount & Disk Space Management on SUN Servers. • Experience in Configuring and Managing Virtual Disks, Disk Mirrors & RAID Levels.• Worked with OVF "Open Virtual Machine Format" supported tools VirtualBox, Red hat Virtualization (XEN), and VMware Workstation.• Experience with VMware Virtualization using ESX hypervisor of Vsphere 4.0.• Installation, Configuration and Maintenance of Samba, Apache Tomcat, Web Sphere and Jboss servers in AIX, Sun Solaris and Linux environment. • Experience in Active directory configurations and support.• Troubleshooting host-based connectivity issues related to EMC software like PowerPath, Navisphere, ECC client software and third-party HBA's (Emulex and Qlogic).• Expertise in creating and managing Logical Volume Manager in AIX, HP-UX and Red hat Linux.• SENDMAIL configurations and administrations, testing the mail servers.• Monitor, Modify and Optimize NetBackup activity, backup schedules and reporting to proactively avoid issues.• Performed automated installations of Operating systems using Jumpstart, Flash Archive for Solaris and Ignite for HP-UX.• Installation of Packages and Patches for AIX, Solaris 8/9/10, Red hat Linux 4/5, HP 11.X.• Disk and file system management through Veritas Volume Manager / Veritas File System and Solstice Disk Suite.

• Installation, configuration and maintenance of TEST and UAT environments.• Responsibilities ranged from daily tasks to more advanced ones such as shell scripting, software installation and system/network troubleshooting.• Responsible for the Server Administration tasks in the web & server support areas.• Troubleshooted and debugged environmental and infrastructural problems found in the production and non-production environments.• Installed and Configured Web, Application and Mail servers. Wrote shell scripts for automating tasks.• Implemented High availability and disaster recovery with multiple data centers and plan rerouting of a fraction or entire traffic to a designated data center to avoid down times and SLA impacts.• Monitored server and application performance & tuning via various stat commands (top, sar, iostat, vmstat, netstat, mpstat, prstat, nfsstat, prtconf, prtdiag, iostat, top, printmgr, hpimliview, dmidecode, smc etc) and tuned I/O, memory etc for SUN Solaris and RHEL Servers.• Automated Time Monitoring on Servers through shell script and added checkpoint to ensure the script is running via crontab entry. • Analyze and suggest corrective methods on performance issues.• Adding additional and extension of existing File systems using VxVm and Vxfs..• Performed snapshots and maintained backups of the machines as well the databases.• Setup storage and networking for the entire application server pool and cache pool.