SUMMARY:

• 7+ years of experience in Automating, configuring and deploying instances on cloud environments and Data centers. Experience in the areas of Devops with AWS, CI/CD Pipeline, Build and release management and Operations involving AWS Cloud platforms, EC2, EBS, S3, VPC, RDS, SES, SNS, SQS, ELB, Auto scaling, Cloud Front, Cloud Formation, Elastic Cache, Cloud Watch.
• Exposed to all aspects of Software Development Life Cycle (SDLC) such as Analysis, Planning, Developing, Testing and Implementing, and Post - production analysis of the projects, also experience in Agile Project Life-cycle and Sprint.
• Managed the source code control of multiple development efforts using Subversion, GIT and CVS version control tools.
• Extensively worked on Hudson, Jenkins, Team City and Bamboo for continuous integration and developed End-to-End automation solution for build, release and deployments.
• Expertise in using build tools like Maven and Ant for the building of deployable artifacts such as war & ear from source code. Application Deployments & Environment configuration using Chef, Ansible.
• Experience with Linux/UNIX environments and scripting for Build & Release automation.
• Experienced in Build and Deployment of Java applications on to different environments like Development, QA, UAT and Production, which includes designing, development and implementation.
• Administered and Implemented CI tools like Jenkins for automated builds.
• Worked in Agile environments supporting several projects on various applications and was responsible to both setting up new CI pipelines for upcoming branches ensuring the flow of current pipelines are seamless without any merge conflicts, build errors or dependency issues
• Experienced in AWS, AZURE, Google Cloud Platform & Rackspace.
• Working knowledge on Azure Cloud IaaS and PaaS Services, Azure SQL, Azure storage and Azure Services.
• Strong experience in Cloud application management using AWS, Microsoft Azure and OpenStack.
• Experience using and managing AWS infrastructure resources (EC2, S3, EBS, Elastic IP, EMR, Route53, VPC, Security Groups and IAM, RDS).
• Working experience with cloud infrastructure of AWS (Amazon Web Services) and computing AMI virtual machines on Elastic Compute Cloud (EC2).
• Hands-on experience with AWS Lambda workflow implementation using python and java script to interact with application deployed on EC2 instance and S3 bucket.
• Worked on several Docker components like Docker Engine, creating Docker images, Compose. Docker Registry and handling multiple images primarily for middleware installations and domain configuration.
• Utilized Ansible and AWS lambda, elastic cache and cloud watch logs to automate the creation of log aggregation pipeline with Elastic Search, Log stash, Kibana stack (ELK stack)
• Developed micro service onboarding tools leveraging Python and Jenkins allowing for easy creation and maintenance of build jobs and Kubernetes deploy and services.
• Experienced in Infrastructure Automation tools like Chef, Puppet, Ansible, Cloud Formation, Terraform.
• Worked with automation/configuration management using Ansible create playbooks to automate dev processes.
• Setup and monitored Apache web server
• Experience in using Tomcat, JBOSS, Web logic and WebSphere Application servers for deployment.
• Ability to work closely with teams, to ensure high quality and timely delivery of builds and releases.
• Strong ability to troubleshoot any issues generated while building, deploying and in production support.
• Experience in working on version control systems like Subversion, and GIT, GitLab, Mercurial and used Source code management client tools like Git Bash, GitHub, Git GUI and other command line applications etc.
• Worked with Chef Automation to create infrastructure and deploy application code changes.
• Created Cookbooks for Chef using the Ruby programming language.
• Hands on experience in Monitoring tool like Nagios and AWS Cloud watch.
• Experienced in resolving Build Failures due to infrastructure issues reduced by 95% stabilizing the build process.
• Created and Managed Splunk'' DB connect Identities, Database Connections, Database Inputs, Outputs, lookups, access controls.
• Experience in working with AWS services - EC2, S3, Glaciers, and IAM.
• In-depth knowledge on various AWS services like EC2 container service, EFS, RDS, Redshift, Cloud Front, Server Migration and snowball.
• Strong working experience in creating branches, performing Merge operations and creating Tags for the revisions.
• Involved in setting up JIRA as defect tracking system and configured various workflows, customizations and plugins for the JIRA bug/issue tracker.
• Experienced with the Installation, Configurations, maintenance and support on heterogeneous platforms like Redhat Linux, Centos Linux, VMware, Virtual Box, Xen, KVM, Vagrant, Windows, and HP-Unix.
• Involved in writing Shell Scripts for compilation and deployment process.
• Strong scripting experience with Shell, Bash, Power Shell and Python.
• Good experience in analyzing the code quality using SonarQube during the build phase of the Jenkins.
• Experience in administering Linux. Experience in Installation, Configuration, Backup, Recovery, Maintenance and support.
• Experienced with documentation tools, development tools & office productivity tools e.g. MS Project, Word, Excel, Visio, Power-point, Visual SourceSafe, Toad etc.

TECHNICAL SKILLS:

Operating Systems: Puppet 3.x,4.x, Chef v12,v11, Ansible, GIT, SVN, Jenkins, Maven, ANT, Docker, DC/OS, Mesos, Marathon, Kubernetes, NetApp Data ONTAP 7x-8x 7-mode, NetApp Data ONTAP 8.1 CDOT, Windows Server 2003/2008, VMware - vSphere, Linux (RHCE), Cisco MDS 9513/09/06/9216 , Linux (Red Hat4.x, 5.x, 6.x, 7.x, CentOS, SUSE), Confidential -AIX 5.1/5.2/5.3/6.1 , Ubuntu 14.x, Sun Solaris2.6/7/8 Windows 2000/NT4.0, Windows 95/98/ME/XP/2003

Cloud Platform: AWS, Microsoft Azure, and Open stack

Configuration Management tools: Chef, puppet, Maven, Ansible, Docker

Build Tools: ANT, MAVEN, Jenkins, Code Deploy.

Version Control Tools: Subversion (SVN), Clear case, GIT, GIT Hub

Code deploy: Web Servers Apache, Tomcat, Web Sphere.

Languages/Scripts: Java, Shell, PHP, Python, Ruby. Tools

Scripting languages: PowerShell, bash, Scala, python.

PROFESSIONAL EXPERIENCE:

Se DevOps/Ansible Engineer

Confidential, VA

Responsibilities:

• Worked with Ansible playbooks for virtual and physical instance provisioning, configuration management, patching and software deployment.
• Maintained Ansible playbooks using Ansible roles, Ansible Galaxy, utilized combination of different module in Ansible playbook with YAML scripting to configure the files on remote servers.
• Used Ansible to manage systems configuration to facilitate interoperability between existing infrastructure and new infrastructure in alternate physical data centers
• Experienced in using Ansible to manage Web Applications, Config Files, Data Base, Commands, Users Mount Points, and Packages and Used ansible-galaxy to create roles which can be reused multiple times across the organizations and calling these reusable roles using the 'requiremnent.yml' file in roles.
• Responsible for automated identification of application server and database server using Ansible Scripts.
• Proficient with container systems like Docker and container orchestration like Kubernetes.
• Used Kubernetes to orchestrate the deployment, scaling and management of Docker Containers.
• Used Jenkins pipelines to drive all micro services builds out to the Docker registry and then deployed to Kubernetes, Created Pods and managed using Kubernetes.
• Involved in development of test environment on Docker containers and configuring the Docker containers using Kubernetes.
• Experience in migration of all servers from On-Premises to Kubernetes containers & wrote the scripts in Python, Perl and Shell Scripts to monitor installed enterprise applications.
• Developed microservice on boarding tools leveraging Python and Jenkins allowing for easy creation and maintenance of build jobs and Kubernetes deploy and services.
• Refactoring of monolithic applications to a Microservices and Component based architectures.
• Worked on deployment automation of all the micro services to pull image from the private docker registry using Ansible. .

Environment: Stash, Jira, Jenkins, Artifactory, Docker, Kubernetes, Ansible, Chef, Legacy Services, Sonarqube, Nagios, Containers, Micro Services, CyberArk PAM, Password Manager Pro, JAVA, C++, HTML, Bash, Ruby and Python..

Sr DevOps/AWS Cloud Engineer

Confidential, VA

Responsibilities:

• Responsible for maintaining multiple Testing/QA Environments and erection of the PROD Environment in AWS.
• Extensively worked configuring Amazon EC2, S3, RDS, Lambda, ELB, EBS, SNS, Route53, Glacier, and different administrations in the AWS family.
• Experienced in Amazon EC2 setting up and maintaining instances, virtual private cloud (VPCs), and security groups.
• Configured IAM and Security Group in Public and Private Subnets in VPC.
• Deploy and monitor scalable infrastructure on Amazon web services (AWS)
• Created AWS Route53 to route traffic between different regions.
• Designing and implementing CI (Continuous Integration) using Jenkins, Maven, Nexus and Git
• Migrating and maintaining build and test environments into the Cloud Infrastructure.
• Created and design the Terraform templates to create custom sized VPC, NAT subnets, for deployment of Web applications and databases.
• Automated the process of configuration of different servers using Ansible and Chef.
• Used Chef to Configure and manage Infrastructure. Wrote cookbooks to automate the configuration setups.
• Deployed and Implemented Chef for infrastructure as code initiative.
• Experienced in writing Chef Recipes to automate our build/deployment process and do an overall process improvement to any manual processes.
• Utilized Ansible and AWS lambda, elastic cache and cloud watch logs to automate the creation of log aggregation pipeline with Elastic Search, Log stash, Kibana stack (ELK stack) to send all our team's logs coming into cloud watch, to process them and send them off to Elastic Search.
• Used file module in Ansible playbook to copy and remove files on remote systems.
• Utilized Ansible as Configuration management tool, to automate repetitive tasks, quickly deploys critical applications, and proactively manages change.
• Migrated source code from AccuRev to GIT. AccuRev has the concept of depots, which should map to git repositories.
• By Using Chef and AWS allowed me to reduce costs for the department and eliminate unwarranted resources.
• Managed GIT repository, code merging, and production deployments. Analyzed and resolved conflicts related to merging of source code for Git.
• Implemented Maven as build tool on Java projects for the development of build artifacts on the source code.
• Implemented Docker container creation process for each GitHub branch gets started on Jenkins as Continuous Integration (CI) server.
• Implementing a Continuous Delivery framework using Jenkins, Ansible, Chef, Maven & Nexus in Linux environment.
• Created Docker images using a Docker file, worked on Docker container snapshots, removing images, and managing Docker volumes.
• Used Cloud watch logs to move application logs to S3 and create alarms based on a few exceptions raised by applications.
• Used Jenkins file to automate the build trigger process whenever a branch is merged with master
• Implemented the Docker Swarm with AWS cloudformation Stack.
• Evaluated Kubernetes for Docker container orchestration. To provide secure network connectivity to containers used Calico.
• Written Templates for AWS infrastructure as a code using Terraform to build staging and production environments.
• Managed network reliability and security using Load balancer, Auto scaling and NACLS.
• Maintained JIRA, SonarQube, Bugzilla and Selenium for tracking and updating project defects and tasks.
• Documented system configurations, Instance, and AMI build practices, backup procedures, troubleshooting guides, and keep infrastructure and architecture drawings current with changes.
• Developed Cloud Formation templates (CFT) to automate EC2 instances
• To deploy applications into other environments like production and pre-production environment we use web servers like Apache Tomcat, WebSphere and JBOSS.
• Standardized Splunk forwarder deployment, configuration and maintenance in Linux and Windows platforms.
• Written scripts in Python to automate log rotation of multiple logs from web servers.
• Created Python scripts to totally automate AWS services which includes web servers, ELB, Cloud Front distribution, database, EC2 and database security groups, S3 bucket and application configuration, this script creates stacks, single servers, or joins web servers to stacks.

Environment: Java, Maven, Nexus, Ansible, Jenkins, Docker, Apache, GIT, AWS EC-2, Route 53, S3, VPC, SQS, Auto scaling, ELB, Shell Scripts, Unix/ Linux environment.

Sr DevOps Engineer

Confidential, TX

Responsibilities:

• Created Build Jobs and Deployments in Jenkins and Implemented a CD pipeline with Docker, Jenkins, GitHub, Ansible and AWS AMI's.
• Used Python API for uploading all the agent logs into Azure blob storage. Managed internal deployments of monitoring and alarm services for the Azure Infrastructure (OMS).
• Build Data Sync job on Windows Azure to synchronize data from SQL 2012 to SQL Azure.
• Design and Implement WCF services layer hosted on Windows Azure. This layer is the middle tier between SQL Azure and SharePoint online external content
• Created Cache Memory on Windows Azure to improve the performance of data transfer between SQL Azure and WCF services.
• Streamlined installation of Open Shift on partner cloud infrastructure such as AWS and Azure.
• Supported 300+ AWS cloud instances running Ubuntu, Redhat and windows environments
• Implemented AWS solutions using EC2, S3, RDS, EBS, Elastic Load Balancer, and Auto scaling groups.
• Changing the AWS infrastructure Elastic Beanstalk to Docker with kubernetes.
• Installed, configured and managed the ELK for Log management within EC2 or Elastic Load balancer for Elastic Search. Used Puppet to deploy ELK for automating continuous deployment (CD).
• Implementing new projects builds framework using Jenkins & Maven as build framework tools and also Integrated Docker build as a part of Continuous Integration process and deployed local Docker registry server.
• Proficiency in writing Docker files with best practices along with dockerlimting, Docker container management along with volumes, container based DB and services, Docker Artifactory (JFrog) configuration and setup.
• Experience in Implementing Configuration Management tools like Puppet and Chef.
• Work with packaging team to make appropriate packages available in central library for puppet module development.
• Work with Build and Release teams to enhance the current process to implement a better software packaging and delivery by automation using Jenkins & chef.
• Create and maintain a library of Groovy scripts to validate the function of third-party applications.
• Pipelines are specified by using a specific DSL following almost the same structure as Groovy to specify its statements and expressions. This makes pipelines easy to use for Groovy savants.
• Expertise in using build tools like Maven and Ant for the building of deployable artifacts such as war & jar from source code. Application Deployments & Environment configuration using Chef, Puppet
• Created a custom Puppet module skeleton to use same structure across all Puppet modules and Implemented Puppet to separate data from Puppet code.
• Supported server/VM provisioning activities, middleware installation and deployment activities via Chef.
• Written Chef cookbooks and recipes to Provision Several pre-prod environments consisting of Cassandra DB installations, WebLogic domain creations and several proprietary middleware installations.
• Written several cookbooks in Chef to automate the environment provisioning, Middleware Infrastructure Installations. Applied environments, roles, and database in Chef for better environment management.
• Written Chef Cookbook, recipes to automate installation of Middleware Infrastructure like Apache tomcat, jdk and configuration tasks for new environments etc.
• Implemented multi-tier application provisioning in AWS, Openstack cloud and integrating it with Chef/Puppet.
• Implemented Maven as build tool on Java projects for the development of build artifacts on the source code.
• Involved in writing and organizing Shell scripting for building complex software systems.
• Used Maven as a dependency management tool to manage all the dependencies that are required.
• Configuration of various plugins for Jenkins for automation of the workflow and to optimize and smooth running of build jobs. Configured GIT with Jenkins and schedule jobs using Poll SCM option.
• Had done POC on implementation of continuous deployment pipeline with Jenkins and Jenkins workflow on Kubernetes.
• Configured email and messaging notifications, managed users and permissions, system settings and Maintained two Jenkins servers to deploy into non-production environment.
• Administered source code repository using Git and GitHub Enterprise, supported Git branching, tagging, and merging.
• Implemented continuous deployment pipeline with Jenkins and Jenkins workflow on kubernetes.
• Used Google Cloud platform in the initial stages of project and created multiple VM's instances and managed them through Kubernetes UI dashboard
• Used Kubernetes to orchestrate the deployment, scaling and management of Docker Containers.
• Experienced administering a large scale distributed application environment.
• Created Maven POMs to automate the build process for the new projects and integrated them with third party tools like, SonarQube, JFrog.
• Worked on JFrog for deploying Artifacts and Used JIRA as ticketing tool.
• Developed Ansible Playbooks for automating the Infrastructure, deployment process.
• To deploy applications into further environments like production and pre-production environment we use web servers like Apache Tomcat, WebSphere and JBOSS.

Environment: GIT, GitHub, Maven, Jenkins, Ansible, JFrog, SonarQube, Shell, Python, Docker, AWS, GCP, kubernetes, JIRA.

DevOps Engineer

Confidential

Responsibilities:

• Created and Configured Red Hat, Ubuntu, CentOS, Solaris and Fedora Virtual Machines in AWS using EC2, ElasticIP, VPC, Subnets, Route Tables, NAT Gateway.
• Configured AWS SNS, SQS, Data Pipeline, RDS, Dynamo DB, S3, IAM and Cloud Front to setup environment ready for cloudification.
• Designed, Implemented and Tested TDD for almost every release for Essay Scoring feature involving in backend developments.
• Worked on multiple AWS instances, set the security groups, Elastic Load Balancer and AMIs, auto scaling to design cost effective, fault tolerant and highly available systems.
• Involved in designing roles and groups using AWS Identity and Access Management (IAM)
• Developed build using ANT and MAVEN as build tools and used CI tools to kick off the builds move from one environment to other environments. Exposed to compiling builds using pom.xml(maven) and build.xml(Ant).
• Used the Continuous Integration tools such as Jenkins for automating the build processes.
• Used the version control system GIT to access the repositories and used in coordinating with CI tools.
• Integrated maven with GIT to manage and deploy project related tags. Installed and configured GIT and communicating with the repositories in GITHUB.
• Performed necessary day to day Subversion/GIT support for different projects. Created and maintained Subversion/GIT repositories, branches and tags.
• Managed GIT for legacy products also automated the weekly deployments with Team City and maintaining Maven's pom.xml scripts.
• Configured GIT with Jenkins and schedule jobs using Poll SCM option and integrated the tools to automate code checkout process.
• Used Maven as build tools in Jenkins to move files from one environment to another. Jenkins is used as a continuous integration tool for automation of daily processes
• Managed Maven project dependencies by creating parent-child relationships between projects.
• Performed clean builds according to scheduled releases. Deployed the build artifacts into environments like QA, UAT according to the build life cycle.
• Used SonarQube to help maintain the source code quality. Used JIRA to track issues and change management. and deployment of products to various developments.
• Responsible for proper functioning Dev/Test/STG/Prod environments for these applications.
• Involved in troubleshooting of various AWS EC2 instances. Used DNS management in Route53, Amazon S3 to backup database instances to save snapshots of data.
• Monitored the logs with Splunk and user request using Grafana. Experience in designing, developing, and engineering automated application builds and deployments.
• Responsible for designing and implementation of continuous integration, deployment, version management, source code management and environment management.
• Responsible for development and maintenance of processes and associated scripts/tools for automated build, test
• Building CI pipelines in Jenkins while also fully scripting the creation and provisioning of Jenkins using Shell, Groovy, Bash and Python.
• Developed Ansible Playbooks for automating the Infrastructure, deployment process. Managed build and deployment scripts using Ruby in Ansible, triggered the jobs using Jenkins to move from one environment to across all the environments. Good Understanding with core concepts like Inventory, Playbooks, Roles, Tasks and Modules
• Using Ansible galaxy for Documentation and References and creating Ansible playbook and Deploying on nodes.
• Implemented a CI/CD pipeline with Docker, Jenkins and GitHub by virtualizing the servers using Docker for the Dev and Test environments by achieving needs through configuring automation using Containerization.
• Developed Networking policies for Docker Containers. Worked on Open source development tools like Docker Containers.
• Used Docker hub for creating Docker images and handling multiple images primarily for middleware installations and domain configuration.
• Deployed java applications to application servers Apache Web Server and JFrog application server in AGILE continuous integration environment and automated the whole process. Skilled in Test Driven Development and Agile Development (TDD).
• Developed and implemented Software Release Management strategies for various applications in an agile environment.

Environment: Git, SVN, Java/J2EE, Ruby on rails, Python, Eclipse, Ant, Maven, VMware Jenkins, Jira, Junit, Unix/Linux, Ansible, AWS, Tomcat Apache Application Server.

Storage Engineer

Confidential

Responsibilities:

• Technical specialist providing support for Netapp 7 Mode, Cluster mode filer & EMC VNX, Isilon storage.
• Working on P1 and escalated user incident to meet the SLA’s.
• Planning and Performing upgrades from 7 mode 32-bit Ontap versions to 8 .0 64-bit Ontap.
• Configuring and installing Cluster mode 9.X Ontapp on the filers
• Creating aggregate and raid groups to utilize the max disk capacity and best performance.
• Working with the network team to get the IPs, vlan details to configure the interface groups, VLANs, Lifs, IPspace.
• Creating routes tables and configuring the protocols NFS, Cifs, FC and ISCSI for SVMs.
• Provided training on C-mode, VNx and Isilon for the L1 resources to support daily activities.
• Designing the data protection polices based on RTO, RPO of the customer and accordingly configuring the snapshot, snapmirror policies.
• Performed Disaster recovery activity and successfully restored storage resources required to bring the various application back online from DR site.
• Configured command performance manager 7.1, unified managed 7.3, worked on NetApp OnCommand Insight (OCI) 7.2 Suite for reporting and Business Intelligence.
• Automated daily health check and snapshot reports on netapp cluster using PowerShell
• Worked on WFA to automate the volume, qtree provision for Esxi hosts.
• Created SOP for standardizing the name convention of volume, qtree and luns
• Worked on user restore request for files and folder from snapshots.
• Worked on performance issue and identifying various bottleneck cause the issue.
• Performing Disaster recovery activity and configuring snapmirror & scheduling replication for DR.
• Very good understanding of Isilon and NetApp hardware architecture and its different tools from various vendors EMC Isilon - SmartConnect, Smart Fail, SmartPools/Zones, SyncIQ, Smart Quota, Snap ShotIQ, Smart Lock, InsightIQ and NetApp - SnapMirror, SnapVault, Oncommand Manager, On Command Insight.
• Knowledge on SyncIQ, Snap shotIQ, Smart Quota, Smart Lock, Smart Connect, Subnets and pool configuration.
• Accurately diagnoses and resolves SMB and Windows client/customer issues involving EMC Isilon NAS Enterprise Storage.
• Performed Isilon upgrade from Onefs 7.1 to 8.1 and troubleshooting hardware issues.
• Working knowledge on Isilon S, NL and X Series Nodes, OneFS, SyncIQ, SnapshotIQ and SmartQuotas
• Worked on reclaiming storage space and troubleshooting space related issues.
• Implementation and administration of de-duplication (SIS) to achieve space savings
• Installation, configuration, Administration Virtual Center Server, VMware View, Disaster, vMotion, P2V, P2P, V2V.
• Creating and Deploying of Virtual Machines from Templates and creating Snapshots and Cloning of Virtual Machines.
• Extensively worked on Cisco zoning, port-channel in Cisco MDS switches.
• Configure and manage Virtual Data Mover (VDM) and creating CIFS share and NFS mounts in VNX file
• Experienced in implementing FAST-DP and FAST-VP in VMAX 20k/10k and FAST in VNX and configuring Fast Cache on VNX
• Implemented AWS solutions using EC2, S3, RDS, EBS, Elastic Load Balancer, Auto scaling groups.
• Used IAM to create and manage AWS users and groups and use permissions to allow and deny their access to AWS resources.
• Design EC2 instance architecture to meet high availability application architecture and security parameters.
• Setting up Auto scaling of the instance group using AWS command line tools and AWS cloud environment for Dev/QA environments.
• Setup and build AWS infrastructure resources, VPC EC2, S3, IAM, EBS, Security Group, Auto Scaling, and RDS.
• Created, deleted and managed user accounts used to interact with AWS and setup their ACLs with Amazon IAM.
• Coordinate with other departments to setup health checks and monitors for high availability of cloud services.
• Defined security group rules for control plane services to secure the control plane network.
• Setting up databases in AWS using RDS, storage using S3 bucket and configuring instance backups to S3 bucket.
• Skilled in creating alarms in Cloud watch, service for monitoring the server’s performance, CPU Utilization, disk usage etc. and in other AWS features such as EBS, AMI, Cloud Front, IAM, and S3.

Environment: Ontap, C-mode,7-mode Isilon, WFA, NFS, CIFS, FC, SAN, VNX, Vmax, Cisco MDS, AWS.

Linux Administrator

Confidential

Responsibilities:

• Performed installation, configuration, upgrades, Package administration and support for Linux Systems on client side using Red hat satellite network server.
• Worked on RedHat Linux installation, configuring and maintenance of applications on this environment. Performed automated installations of Operating Systems using kickstart for Linux.
• Package management using RPM, YUM and Update in RedHat Linux Installation and configuration from scratch and regular monitoring.
• Expertise in administration of VMware Workstation, ESX/ESXi servers, VMware vSphere and Windows Servers 2008/ 2008R R2. Worked on Windows Server Backup Tool, OS migration for DB, Migrated OS 2008 to Windows Server 2012.
• Experience in Storage provisioning, monitoring and troubleshooting EMC VNX, Isilon & Dell MD3.
• Disaster Recovery Planning and Implementation - configured and implemented a disaster recovery solution between multiple data centers utilizing NetApp SAN and NAS for both 7-mode and Cluster Mode.
• Experience with Cisco enterprise director switches like MDS 9513/9509/9506.
• Scheduled users to perform High Performance Computing activities on the Linux cluster.
• Created users, manage user permissions, maintain User and File system quota on Linux servers.
• Worked on Kernel tuning and Kernel patching.
• Automated system management tasks like user account creation, file system size monitoring, monitor system resources and system maintenance using Shell scripts.
• Managed Disk using LVM, resized disk space when required. Managed disk space from NetApp filers
• Setup NTP server and synchronized clients with NTP server.
• Troubleshoot application problems by diagnosing issues.
• Troubleshooting Backup and Restore Problems, Creation of LVMs on SAN using Linux utilities.
• Monitored overall system performance, performed user management, system updates and disk & storage management.
• Performed OS upgrades and Patch loading as and when required.
• Setup SSH password less login in Open SSH.
• Network installation via centralized yum server for client package update.
• Experience in using various network protocols like HTTP, UDP, FTP, and TCP/IP.
• Migrated database applications from Windows 2000 Server to Linux server.
• Experienced in RedHat Linux package administration using YUM configuration like assigning IP addresses.

Environment: Red Hat Enterprise Linux, Shell-Scripting, LVM, Windows, RPM, YUM, NFS, LVM, HTTP, FTP.