SUMMARY

• 7+ years of IT Experience which includes Systems Administration and Software Configuration Management (SCM), Build and Release Management, Continuous Integration and Continuous Deployment using DevOps tools for Infra - Structure Automation, Incident Management for both Public and Private Cloud Services.
• AWS Certified Solution Architect - Associate
• Experience in migrating on premise to Windows Azurein Active Directory on cloudusing AzureRecovery Vault and Azurebackups. Working knowledge on AzureFabric, IoT & Docker containers in Azure. Created Domain Controller in one of teh Virtual Machine and added users to Domain Controller.
• Best practice in managing Azure infrastructure, Azure storage accounts and deploying workloads on Azure virtual machines (VMs), virtual networks, cloud services, resource groups, express route, traffic manager, VPN, load balancing, application gateways, auto-scaling and cloud services (PaaS role instances) into secure V-Nets and subnets.
• Hands on experience wif Microsoft Azure cloudservices, Storage Accounts and Virtual Networks
• Working Experience onAzureActive Directory connect to sync on-premises Active Directory user data, groups and organizations to Azure Active Directory and troubleshoot Azureservices sync wif on premise Active Directory and resync using teh Azuretools.
• Hands on experience in implementation, architecture, and design wif a strong background in Cloud IaaS/PaaS/SaaS, Private/Public clouds.
• Experience in building services in Google Cloud i.e. GCE instances, GCS, Shared VPC, Stack Driver, Load Balancer.
• Extensive working knowledge on Deployment Manager API, Computer Engine API and Google Kubernetes Engine.
• Build servers using AWS includes importing necessary volumes, launching EC2 instance, S3 for object static web pages and created security groups, auto scaling, load balancer, Route 53, and SNS as per teh architecture using IAAC tools like Cloud formation JSON templates.
• Experienced in both framework and CloudFormation to automate AWSenvironment creation along wif teh ability to deployment on AWS, using build scripts and automate solutions using Shell and Python Scripts.
• Good understanding of OpenShift platform in managing Docker Containers, Kubernetes Clusters, and Mesos and implemented a production ready, load balanced, highly available, fault tolerant Kubernetes infrastructure and createdJenkinsjobs to deploy applications to Kubernetes Cluster.
• Integrated Jenkins wif various DevOpstools such as Nexus, SonarQube, Ansible and used CI/CD system of Jenkins on Kubernetes container environment, utilizing Kubernetes and Docker for teh runtime environment for teh CI/CD system to build and test and deploy.
• Managed local deployments in Kubernetes, creating local cluster and deploying application containers.
• Extensive experience in installing, configuring, and administering Jenkins CI tool on Linux machines. Used Jenkins Pipeline to drive all Microservices builds out to teh Docker registry and tan deployed to Kubernetes, Created Pods and managed using Kubernetes.
• Experience in configuring and managing teh container using Docker, run multiple applications by Docker Compose, and used to Docker Weave for Network Communication between Containers.
• Built web application infrastructure using Go. Troubleshooted customer’s custom code running in Docker containers; Go, Python.
• Strong knowledge of Go programming language, paradigms, constructs, Knowledge of common Goroutine and channel patterns.
• Production experience in large environments using configuration management tools like Chef, Ansible supporting Chef Environment wif 500+ servers and involved in developing manifests and developed Chef Cook books to manage system configuration.
• Expertise in Deployment wif Chef, Ansible towards AWS or Azure, and Terraform for building, updating, and versioning infrastructure efficiently, and creating custom in-house solutions wif Chef or Ansible configurations.
• Extensively worked on Ansible Playbooks, Inventory files, Vault feature to configure teh servers, deploy software, encryption of data file & orchestrate continuous deployments or zero downtime rolling updates. Worked on Ansible Tower which provides an easy-to-use dashboard, & role-based access control.
• Setup SCM Polling for Immediate Builds wif Maven and Maven Repository (Nexus Artifactory) by installing Jenkins Plugins for GIT Repository.
• Installing, configuring and administering Jenkins Continuous Integration tool on Linux machines along wif adding/updating plugins such as SVN, Maven, and ANT.
• Experience in software build tools like Apache Maven, Apache Ant to write Pom.xml and Build.xml respectively.
• Built Jenkins jobs to create AWS infrastructure from GitHub repos containing Terraform code. Integrated Jenkins wif Docker container using cloudbees, Docker pipeline plugin and provisioned teh EC2 instance using AmazonEC2 plugin.
• Used Source code repository Bitbucket and integrate it to Jenkins for automating teh builds and have implemented a headless protocol for pushing and pulling changes from Jenkins to JFrog repository.
• Designed, wrote and maintained systems (Python) for administering GIT, by using Jenkins as a full cycle continuous delivery tool involving package creation, distribution and deployment onto tomcat application servers via shell scripts embedded into Jenkins jobs.
• Experienced in keeping up and looking at log archives using monitoring tools like Nagios, Splunk, CloudWatch, ELK.
• Administered various flavors of Linux (RHEL, CentOS, Ubuntu, Solaris, Ubuntu, Fedora) and worked on Logical Volume Manager (LVM), Kickstart, Bonding, LAMP and LDAP.
• Experience in using ELK (Elastic Search, Log Stash, and Kibana) stack for network and server monitoring, storing teh logs and visualizing them using Nginx. Production experience in large environments using configuration management tools Ansible, Chef and Salt Stack.
• Proficient wif Shell, Python, Ruby, Perl, Power Shell, JSON, YAML, Groovy, PowerShell scripting languages.
• Responsible for Continuous Integration (CI) and Continuous Delivery (CD) process implementation-using Jenkins along wif Python and Shell scripts to automate routine jobs.
• Hands on teh experience in Terraform for building, changing, and versioning of Infrastructure and wrote Templates for AWSinfrastructure as a code using Terraform to build staging and production environments.
• Hands on experience on web servers such as Apache HTTP server, NGINX, Apache TOMCAT & application servers such as Oracle WebLogic 9.x/10.x, IBM WebSphere 6.x/7.x/8.x, JBOSS 4.1.

TECHNICAL SKILLS

CI/CD: Jenkins, GitHub/Bitbucket, Maven, SonarQube, ANT, JIRA

Cloud Platforms: Amazon Web services, Azure, GCP, OpenStack, PCF

Microservices: Docker, Kubernetes, AWS ECS

Logging and Alerting: ELK stack, Splunk, Cloud Watch, SNS

Distributed Messaging Platform: KAFKA

Infrastructure Automation: Ansible, Terraform, Chef

Test Automation: Junit, Nunit, Selenium

Application Servers: Apache Tomcat, JBOSS, Web Logic, Web Sphere

Web Servers: Nginx, Apache HTTP

Operating Systems: Windows, Linux, CentOS, Ubuntu

Databases: Oracle 10g/11g/12c, Mongo DB, MySQL

Scripting: Python, Shell, Powershell, Ruby, JavaScript

PROFESSIONAL EXPERIENCE

Confidential, Pittsburgh, PA

Sr. Cloud/DevOps Engineer

Responsibilities:

• Played a crucial role in Migrating teh Legacy application into GCP Platform and Responsible for Deploying Artifacts in GCP platform by using Packer.
• Responsible for managing teh GCP services such as Compute Engine, App Engine, Cloud Storage, VPC, Load Balancing, Big Query, Firewalls, Stack Driver.
• Configured Azure cloud services, Azure storage, Azure active directory, Azure Service Bus. Created and managed Azure AD tenants and configured application integration wif Azure AD.
• Provisioned Azure recourses like SQL Database, Web App, Storage Account, Redis Cache, Virtual Machine, IoT Hub, and HDInsight using Azure Resource Manager (ARM).
• Played an important role in migrating on-premises to Azure and built Azure Disaster Recovery Environment and Azure Backups from scratch using PowerShell Scripts.
• Worked on Server less services (Azure Functions) created and configured HTTP Triggers in teh AzureFunctions wif Application insights for monitoring and performing load testing on teh Application s using teh VSTS.
• Worked on Microsoft AzureStorage - Storage accounts, blob storage, managed and unmanaged storages.
• Azure Service Fabric, Containers, AzureResource Manager, ARM automation, AzureKey Vault, Encryption and Security.
• Monitoring all teh clusters health dat are in Windows Azureenvironment and initiate teh recovery action for teh degraded/dead clusters which fall under threshold limit.
• AzurePaaS Solutions like AzureWeb Apps, Redis Cache, Application insights AzureServer less Functions, AzureStream Analytics, SQL Azureand Storage.
• Application Deployment on PCF using CF push and Urban code deploy. Also, PCF backup for all teh environments and set-up Jenkins maven build automation wif uploads to Pivotal Cloud Foundry (PCF).
• Implemented and supported monitoring tools like Nagios, Splunk on QA and Production servers for Resource, Network and Log Trace Monitoring. Proficient in working wif network protocols like TCP/IP, DNS.
• Developed Ansible roles and playbooks for installation and configuration of software's like different versions Java, Tomcat, Apache, MongoDB, Postgres DB, RabbitMQ, Redis, WSO2 ESB, DSS, Nagios and Splunk.
• Good understanding of OpenShift platform in managing Docker Containers and Kubernetes Clusters. Bootstrapped Kubernetes wif Tectonic and used Terraform to deploy highly available clusters.
• Created several pods and services using Master and Minion architecture of Kubernetes and developed microservice onboarding tools leveraging Python allowing for easy creation and maintenance of build jobs and Kubernetes deploy and services.
• Container management using Docker by writing Docker files and set up teh automated build on Docker HUB and installed and configured Kubernetes.
• Managed local deployments in Kubernetes, creating local cluster and deploying application containers.
• Built Docker containers to leverage existing Linux Containers and AMI's in addition to creating Docker containers from scratch.
• Worked on several Docker components like Docker Engine, Hub, Machine, Docker images, compose, Docker registry and handled multiple images primarily for middleware installations and domain configurations. Used Docker containerization to make our application platform to be consistent and flexible even when they are shifted in multiple environments.
• Worked on Docker container snapshots, attaching to a running container, removing images, managing directory structures and managing containers.
• Written Chef Cookbooks and recipes to Provision several pre-prod environments consisting of Cassandra DB installations, web logic domain creations and several proprietary middleware installations.
• Maintained high availability clustered and standalone server environments and refined automation components wif scripting and configuration management (Ansible) and experienced in writing Ansible scripts.
• Automated various infrastructure activities like Continuous Deployment, Application Server setup, Stack monitoring using Ansible playbooks and has Integrated Ansible wif Jenkins and proficient in using GitLab, drone, Spinnaker.
• Worked on automation tool like Ansible where-in I configured systems, deployed teh software and orchestrated tasks by writing Ansible Playbooks.
• Developed an automated deployment tool for dev, QA and production environments using Ansible. Allows new services to be deployed and released simply by developers including an Ansible playbook.
• Scripting in multiple languages on UNIX, LINUX and Windows - Batch, Python, Shell script etc.
• Creating an automated PowerShell/ Azure SQL / Power BI solution to analyze and present their Azure billing information to stakeholders.
• Expert in using GIT and its various commands. Also, integrated GIT wif Jenkins & build tools like ant, maven. I have also used GIT flavors like GIT hub, GIT lab and stash. I have a very good experience in implementing various branching strategies, automated various tabs related to release.
• Worked on JIRA wif Jenkins to automate teh weekly build process. Used JIRA workflows to automate deployment and issue tracking.
• Configuring and managing an ELK stack, set up teh elastic search ELK Stack to collect search and analyze log files from across teh servers and integration of Application wif monitoring tool New Relic for complete insight and proactive monitoring.
• Experience in server monitoring, and teh ELK stack for log aggregation. Wrote tooling and libraries in Go to clean up
• Implemented Terraform modules for deployment of various applications across multiple Cloud providers and managing infrastructure.
• Worked wif Terraform key features such as Infrastructure as code, Execution plans, Resource Graphs, Change Automation and extensively used Auto scaling launch.

Environment: Azure, GCP, Computer Engine API, Deployment Manager API, GCP Kubernetes Engine, Azure SQL, Azure Storage, PCF, Kubernetes, Docker, Terraform, Jenkins, GIT, JIRA, Ansible, Maven, Nginx, Nexus, SonarQube, ELK, KAFKA, Dynatrace, Apache Tomcat, Python, Power Windows/Linux.

Confidential, Jacksonville, FL

Sr. DevOps Engineer

Responsibilities:

• Involved in designing and deploying multitude applications utilizing almost all teh AWS products like EC2, Amazon Elastic Beanstalk, AWS Lambda, Route 53, VPC, ELB, S3, Glacier, Elastic Block Store, DynamoDB, Amazon RDS, CloudFormation, Code Deploy, CloudWatch, Amazon IAM, SQS, Security Groups and SNS.
• Worked in managing VMs in Amazon using AWSEC2 and maintaining teh build artifact backups and moved to Amazon S3 buckets.
• Configured and deployed AWS Lambda service to run teh code in response to events and automatically manage resources.
• Migrated services from a managed hosting environment to AWS including service design, network layout, data migration, automation, monitoring, deployments and cutover, documentation, overall plan, cost analysis, and timeline.
• Expert in orchestration of CI/CD processes using CloudFormation, Terraform Templates & Containerization of Infrastructure using Docker, which was setup in Vagrant, AWS and VPC's.
• Integrate teh application wif a variety of SQL and NoSQL databases such as Dynamo DB, MySQL, AWS, RDS and Redshift.
• Implemented Amazon RDS multi-AZ for automatic failover and high availability at teh database tier and optimized teh configuration of Amazon Redshift clusters, data distribution, and data processing.
• Implemented a production ready, highly available, fault tolerant Kubernetes infrastructure and Worked on Scheduling, deploying and managing container replicas on a node cluster using Kubernetes.
• Worked on container-based deployments using Docker (master), pods, Docker hub, container registry Kubernetes for container orchestration.
• Configured and Installed Docker using Docker toolbox, creation of custom Docker container images, tagging and pushing teh images, removing images, and managing Docker volumes.
• Developed Chef Cookbooks, testing of Cookbooks using Food Critic and Test Kitchen and running recipes on nodes managed by on premise Chef Server.
• Used Bash and Python included Boto3 to supplement automation provided by Ansible and Terraform for tasks such as encrypting EBS volumes backing AMIs and scheduling Lambda functions for routine AWS tasks.
• Set up build environment integrating wif Git and Jira to trigger builds using Maven and Slave Machines by integrating Docker container-based test infrastructure to Jenkins CI test flow.
• Automated teh Clouddeployment using Chef, Python and AWS CloudFormation Templates. Used Chef for unattended bootstrapping in AWS.
• Planned and implemented Disaster Recovery solutions, data archiving, backup/recovery strategies, Data/Table partitioning, online Indexing, rebuild/re organizing indexes, Performance Analysis and optimization of SQL server.
• Integrated Java and Angular based application to ELK Elastic Search tier via spring 4 Restful Controllers communicating to a custom java utility wrapping teh Jest API.
• Designed and worked wif team to implement ELK (Elastic search, Log stash and Kibana) Stack on AWS.
• Written Templates for AWS infrastructure as a code using Terraform and CloudFormation to build staging and production environments.
• Worked wif AWS CloudFormation Templates, TerraForm along wif Ansible to render templates and Murano wif Heat Orchestration templates in OpenStack Environment.

Environment: Amazon Web Services (AWS), OpenStack, Docker, Kubernetes, CI/CD, Jenkins, Git, Chef, Food Critic, Test Kitchen, Terraform, Maven, Tomcat, Ansible, ELK, JBOSS, Shell, Nexus, XL Deploy, WebLogic, Nagios, Splunk, Python, Shell, Linux.

Confidential, Austin, TX

DevOps Engineer

Responsibilities:

• Worked in AWS environment, instrumental in utilizing Compute Services (EC2, ELB), Storage Services (S3, Elastic Block Storage), Elastic Beanstalk, VPC, SNS, IAM and Cloud Watch.
• Used IAM to assign roles, to create and manage AWS users, groups, and permissions to use AWS resources.
• Automated teh whole process of transferring a file from one S3 bucket to another S3 bucket holding under two different AWSaccounts i.e. different VPC's by using AWS-Lambda.
• Created EBS volumes to store persistent data and mitigate failure by using snapshots. Performed Data Back-up of Amazon EBS volumes to S3 by taking point-in-time snapshots.
• Utilized Cloud Watch to monitor resources like EC2, CPU memory, Amazon RDS DB services, EBS volumes to set alarms for notification or automated actions to monitor logs for better understanding of teh operations.
• Established a NAGIOS, Splunk and several "worker" machines in teh Amazon Cloud (AWS) to demonstrate teh capabilities of monitoring tools.
• Implemented and supported monitoring tools like Nagios, Splunk on QA and Production servers for Resource, Network and Log Trace Monitoring. Proficient in working wif network protocols like TCP/IP, DNS.
• Worked on documentation - Chef basics, Initial setup of Chef, DataBags implementation, Coding standards, Cookbook document, Testing docs
• Written Cookbooks for WebLogic, JDK, Jenkins, Tomcat, JBoss, and Deployment Automation.
• Tested Chef Cookbook modifications on cloud instances in AWS and using Test Kitchen and Chef Spec and used Ohia to collect attributes on node. Worked on Chef DK which takes of care creating cookbooks and recipes.
• Managed artifacts generated by Jenkins & configured jobs wif teh Maven for various deployments of JAVA/J2EE enterprise applications in agile environment.
• Maintain and track inventory using Jenkins and set alerts when teh servers are full and need attention.
• Implemented new projects builds framework using Jenkins & maven as build framework tools.
• Used Git for source code version control and integrated wif Jenkins for CI/CD pipeline, code quality tracking and user management wif build tools Maven and Ant and written Maven pom.xml build script.
• Created and wrote shell scripts (Bash), Ruby, Perl, Python and Power shell, JavaScript and XML for automating tasks.
• Installed, configured and administrated all UNIX/LINUX servers on (AWS), which included teh design and selection of relevant hardware for supporting teh installation/upgrades of Red Hat (5/6), CentOS 5/6 operating systems.
• Install and configure DHCP, DNS, web (Apache), mail (SMTP, IMAP), and file servers on Linux servers.
• Developed Python and shell/bash scripts for TC Server/Tomcat web application servers and automation of teh build and release process and to automate certain processes for teh smooth process of build tool like Maven.
• Managed teh AWS Lambda Functions configuration information based on requirements and built lambda functions using Node.js, Python and Java.
• Used MAVEN as a build tool for Java projects and written Maven POM files from scratch for multi-module projects for teh development of build artifacts on teh source code.
• Setup SCM Polling for Immediate Builds wif Maven and Maven Repository (Nexus Artifactory) by installing Jenkins Plugins for GIT Repository.
• Coordinate/assist developers wif establishing and applying appropriate branching, labeling/naming conventions using GIT& Subversion (SVN) source control.

Environment: Amazon Web Services (AWS), Jenkins, Chef, Git, Maven, Tomcat, Splunk, Nagios, JBoss, WebLogic, Ruby, Bash, Linux, GIT, LDAP, NFS, NAS, MS Share point, XML, Fedora, Windows, Splunk, PerlScripts, Shell Scripts, Ansible, Docker, Kubernetes, OpenShift.

Confidential

Build and Release Engineer

Responsibilities:

• Played a key role in projects dat move to production and work closely wif teh Data Center, Development, Quality Assurance and Management teams to ensure cross communication and confirmed approval of all production changes
• Developed and implemented Software Release Management strategies for various applications according to teh agile process.
• Managed build and deployment using Ant, Bamboo, SCM tools and managed maven project dependencies by creating parent-child relationships between projects.
• Involved in Setting up teh backup server for Bamboo and prepared disaster recovery plans for bamboo and resolved update, merge and password autantication issues in Bamboo and JIRA.
• Written Manifests/Modules for Installation and Updating of Yum repositories on teh Server using Chef infrastructure and to automate configuration of a broad range of services like LAMP Stack, HTTP multiple VM hosts management.
• Proficient in working wif network protocols like TCP/IP, DNS. Worked wif an agile development team to deliver an end to end continuous integration/continuous delivery product in an open source environment using Jenkins to get teh job done.
• Maintained build related scripts developed in teh shell for Maven builds. Created and modified build configuration files including POM.xml.
• Worked wif JIRA for creating Projects, assigning permissions to users and groups for teh projects & Created Mail handlers and notification Schemes for JIRA.
• Maintain and track inventory using Jenkins and set alerts when teh servers are full and need attention.
• Coordinate/assist developers wif establishing and applying appropriate branching, labeling/naming conventions using GIT& Subversion (SVN) source control.
• Responsible for maintaining Version Control Repositories, User Management in Subversion (SVN). Involved in Branching and Merging of teh code in Tortoise SVN.
• Troubleshoot and resolved Build failures due to infrastructure issues reduced by 95% stabilizing teh Build process. Setup and executed process to code review system TEMPeffectively.
• Responsible for defining branching & merging strategy, check-in policies, improving code quality, automated Gated Check-ins, defining backup and archival plans.
• Worked on implementing and administrating various infrastructures Monitoring and reporting tools Nagios, Splunk, App Dynamics, Cloud Watch, VFog Light, ELK Stack.
• Implemented and supported monitoring tools like Nagios, Splunk on QA and Production servers for Resource, Network and Log Trace Monitoring.
• Installed, Configured, Managed Monitoring Tools such as Splunk, for Resource Monitoring / Network Monitoring/Log Trace Monitoring.
• Organized and Coordinated Product Releases work closely wif product development, QA, Support across global locations to ensure successful releases.
• Developed and deployed teh applications on Apache Tomcat servers and maintaining Load balancing, High availability and Failover.
• Deployed Java Enterprise applications to Apache Tomcat, Web Server, and JBoss Application server.
• Written Bash shell scripts for getting information about various Linux servers and prepared Ruby codes, programming of web applications and testing services on daily basis.
• Expert in using build tools like MAVEN, ANT and Gradle for teh building of deployable Artifacts such as war and ear from Source Code and automated Web and J2EE applications to teh above platforms.
• Maintained build related scripts developed in ANT and shell. Modified build configuration files including Ant'sbuild.xml.

Environment: Bamboo, Subversion, Ant, Apache Tomcat, JBOSS, Eclipse, Oracle, DB2 MS SQL Server, Java, J2EE, Ruby, Shell, Windows, ELK, LAMP Stack Linux, Perl, Chef, Ansible, Jenkins, Splunk, PHP, Ruby, JIRA, GIT, Docker, Vagrant, SVN, Maven, Bash, PowerShell, NT Command Shell.

Confidential

Linux Administrator

Responsibilities:

• Worked on Installation, Configuration and administration of DNS, LDAP, NFS on REDHAT Linux/Debian Servers. Configured and managed VM’s wif teh virtual center and VI clients.
• Monitoring of network services (SMTP, HTTP, ICMP, SNMP, FTP, SSH) and host resources (processor load, disk usage, system logs) on a majority of network operating systems like UNIX, Linux and Windows using Nagios.
• Experienced in system builds, server builds, install, upgrades, backup, performance monitoring, reliability of various flavours of Linux like Ubuntu, CentOS, RedHat Linux, Debian, Fedora and SUSE, UNIX (Solaris, IBMAIX) along wif Windows.
• Applied OS patches and upgrades on a regular basis and upgrade administrative tools and utilities.
• Configuration and Management of LAMP Tech Stack (Linux, Node JS, Apache, MySQL, Tomcat, and PHP).
• Worked on Grub, Kickstart, Packages, Yum, RPMs, LVM, Boot from SAN, file system configuration.
• Configuration of DHCP and DNS, installation and configuration of VPN client, Windows Servers installation and configuration, installation and configuration of Active Directory creating users and groups, setting user access controls, domains creation and setup.
• Worked on supporting database systems including Oracle, MySQL on Linux/Unix, and Windows environment
• Package and patch management on Sun-Solaris Servers by using Teh Solaris Patch Manager Tool and Sun Patch Check to obtain a listing of available patches.
• Managing systems routine backup, scheduling jobs like disabling and enabling cron jobs, enabling system logging of servers for maintenance, performance tuning, testing.
• Used Jira to track teh activities of tasks done by teh developers and Confluence for documentation purpose.
• Performed troubleshooting on various real-time issues related to GRUB, Bootloader, kernel and dealt wif hardware troubleshooting, storage management and performance related issues.

Environment: Kickstart, Nagios, Oracle, MySQL, Crontabs, Linux, LVM, LAMP, Tomcat, Jira, Confluence, VM Ware, Oracle, MySQL, RedHat, Sun-Solaris, RPM, SMTP, FTP, SSH, Fedora.

Confidential

System Administrator

Responsibilities:

• Major responsibilities include design, ownership, and drive teh DevOps process strategy and implementation and develop DevOps methodology and culture by setting up an environment wif CI/CD and continuous monitoring
• Creating and Managing Users / Group accounts and setup a user's work environment.
• Troubleshooting Linux server performance issues and kernel issues for optimizing batch jobs and system workloads.
• Performed all LVM and file system tasks like teh creation of a logical volume and file systems (ext2, ext3, ext4), mounting and unmounting files, modifying teh size of teh logical volume by resizing and removing teh file system in Linux environment
• Configuring and Maintained DNS servers, Mail servers, FTP servers, NFS, NIS, RPM.
• Monitoring servers using Nagios and writing custom plugins and developed shell scripts for automation purpose.
• Scheduled Jobs using CRONTAB and AT Utility and wrote shell scripts to automate System Process.
• Managing CRON jobs, batch processing and job scheduling. Troubleshooting teh network wif teh help of netstat, ping, NSlookup and traceroute tools.
• Performed daily system administration tasks like managing system resources, writing scripts, LVM management and end users support, manage operations and security issues
• Responsible for configuring and connection to SSH through SSH clients like Putty and Cyber duck

Environment: Yum, RPM, Putty, Cyber duck, DNS server, Cron-tab, Unix, Nagios, Sun Solaris, VM Ware, Shell scripts, Windows Server 2008/2008R2, RedHat Linux 5,6.1/6.2, Apache, VMware, OVM, kickstart, LVM, Apache, SolarWinds, IIS, Shell, DHCP, AD.