SUMMARY

• 9+ Years of professional experience in DevOps, AWS, and Linux/Unix Engineer with a major focus on Continuous Integration, Continuous Deployment, Configuration Management, Build, Release Management, Automation, Troubleshooting, Maintenance, and Enhancement.
• Working experience in DevOps concepts like Continuous Integration, and Continuous Delivery.
• Exposed to all aspects ofsoftware development life cycle (SDLC)such as Analysis, Planning, Developing, Testing, implementation, and post - production analysis of the projects.
• Experience working in aDevOpsEnvironment as aDevOpsengineer working on various technologies/applications like Puppet, CHEF, GIT, SVN, Jenkins, Docker, AWS, and Maven.
• Experience in installation, configuration, tuning, security, backup, recovery, and upgrades ofLinux(Red hat, Centos, Ubuntu Created build pipeline for application versions, using Jenkins Continues Integration.
• Automated application deployment in the cloud using Docker technology using Elastic Container Service scheduler.
• Created and managed a Docker deployment pipeline for custom application images in the cloud using Jenkins.
• Extensive experience with software builds tools like Apache Maven and Apache Ant.
• Experience in AWS firewall, Cloud security, and Azure firewall.
• Expertise in Using AWS services including EC2, Auto Scaling in launching EC2 instances, Security Groups, ELB, Elastic Beanstalk, S3, EBS, AMI, Glacier, Cloud Front, RDS, VPC, Cloud Watch, Cloud Formation, Cloud Trail, Cloud Front, MI, Route 53, IAM, SNS, SQS, and Security Groups.
• Experience in working on version control systems like Subversion, GIT, and TFS and used Source code management client tools like Git Bash, and GitHub.
• Software Configuration Management Support with Branching and Merging strategies, Tags, Version Control Systems, Integration Management, Build/Release Management, and Requirement Management.
• Expertise in using build tools like MAVEN and ANT for the building of deployable artifacts such as jar, war and ear from source code and plugin management as per requirements.
• Experienced inAzureIaaS, Provisioning VM's, Virtual Hard disks, Virtual Networks, Deploying Web Apps and Creating Web-Jobs,AzureWindows server 2008/2012/R2, Microsoft SQL Server, Microsoft Visual Studio, Windows PowerShell, Cloud infrastructure.
• Experienced in configuring Cloud platform such as Virtual Networks Multi-site, Cross-site, VMs,AzureAD, Load Balancers,AzureSQL, Cloud Services, etc.
• Deploying applications using Jenkins server and Troubleshoot build and release job failures, resolve, work with engineering on resolution.
• Expertise in Application Deployments & Environment configuration using Chef, Terraform and Puppet.
• Wrote Puppet manifests for deploying, configuring, and managing collected for metric collection and monitoring.
• Supported server/VM provisioning activities, middleware installation and deployment activities via Ansible and Written Ansible playbooks Provision several pre-prod environments.
• Experience creating, managing and performing container-based deployments using Docker images Containing Middleware and Applications together.
• Performed automation tasks on various Docker components like Docker Hub, Docker Engine, Docker Machine, Compose and Docker Registry.
• Experience in building Server using Jumpstart, Kickstart, NIM, and Ignite Process.
• Experienced in Installation of Operating Systems, Packages and Patches, adding peripherals, maintaining user accounts, System Security maintenance, backup/recovery, performance tuning, troubleshooting at various levels etc.
• Excellent experience and knowledge with designing installing and implementing VMware ESX server, VMware virtual center, setting up V-Motion, HA, DRS.
• Experienced in Creating, Managing Kubernetes clusters and Kubernetes namespaces.
• Expertise in configuring ELK (Elasticsearch, Logstash & Kibana), Nagios and Splunk for Log monitoring of various applications.
• Experience in Installations/Deployments, and Troubleshooting enterprise web applications like Apache Tomcat, Confidential WebSphere, Nginx, JBOSS and Oracle WebLogic.
• Good Working knowledge of Build scripts & automated solutions using various scripting languages like Shell, Python, Bash, Perl, Ruby, PowerShell, and YAML.
• Extensive experience in Installation, Configuration, Maintenance, Deployments, Patching, Upgrading, Monitoring, System Builds, Server Builds, Security, Backup, Migration, Trouble shooting, Recovery, and Performance tuning on Linux (Red hat, RHEL, Centos, Ubuntu).
• Knowledge on protocols like HTTP, DHCP, DNS and SSL/TLS and firewalls like iptables.
• Experience in configuring and maintaining network services such as LDAP, DNS, NIS, DHCP, NFS, Web, mail, FTP.
• Experience in deploying system stacks for different environments like Dev, UAT, Prod in both on premise and cloud infrastructure.

TECHNICAL SKILLS

Operating System: Linux (Red Hat, CENTOS & SUSE), Windows

Automation Tools: Dockers and Vagrant

DevOps Tools: Puppet, Chef, Terraform and Ansible

Build Tools: Ant, Maven, MS Build, Gradle

CI Tools: Jenkins, Bamboo, Hudson

Version Control Tools: Subversion, GIT (GitLab, GitHub), CVS, Perforce, Bitbucket

Monitoring Tool: Nagios, ELK and Splunk

Cloud Environment: Amazon Web Services (EC2, VPC, AMI, S3, Cloud Trail, Lambda), Azure

Scripting Languages: Python, Ruby, Perl, YAML, Shell Scripting, Java Script, PowerShell

Web / Application Servers: Apache Tomcat, Confidential WebSphere, Oracle WebLogic

SDLC: Agile/ Scrum Methodologies, Waterfall

Databases: MySQL, SQL Server, Oracle.

PROFESSIONAL EXPERIENCE

Confidential, Dallas, Texas

DevOps/AWS Engineer

Responsibilities:

• Provisioned the highly available EC2 Instances using Terraform and CloudFormation on AWS.
• Worked on bootstrapping instances using ansible and integrating it with auto-scaling.
• Collaborated with conferring and managing services to construct and execute migration designs.
• Involvement in arranging custom Ansible playbooks and Puppet modules to organize the machines in various environments with proper versions.
• Created EBS volumes for storing application files for use with EC2 instances.
• Experience in creating RDS database instances, configured snapshots to take backups of volumes and images to store launch configurations of the EC2 instances.
• Scripted Templates forAWSinfrastructure as a code using Cloud Formation / Terraform templates to build staging and production environments.
• Worked with AWS services like Glacier, ELB (Elastic Load Balancer), RDS, SNS, SWF, Lambda, IAM and hands on experience with Amazon Web Services provision.
• Configured Environment to run Unit tests via Ant in the project.
• Setting up continuous integration and formal builds using Jenkins with Artifactory repository.
• Used JIRA and triaged the issues and maintained bugs.
• Deployed and configured Git repositories with branching, forks, tagging, and notifications. Experienced and proficient deploying and administering GitHub.
• Created and Extensively used Octopus deploy Automation for .net application by setting a transformed variable to change Config files accordingly.
• Developed and implemented Software Configuration Management strategies for various applications according to the agile process using Git/GitHub.
• Using Ansible, deployed and configured Elasticsearch, Logstash and Kibana (ELK) for log analytics, full text search, application monitoring in integration with AWS Lambda and CloudWatch.
• Managed to develop a Continuous Deployment/Continuous Integration environment using GIT, Bitbucket, Jenkins, Chef, Maven and Docker to complete automation from commit to deployment.
• Worked on managing DNS zones using Route53 and gave public DNS names to elastic load balancers.
• Created VPCs, Public and Private Subnets and secured Amazon Cloud by controlling ports in Security Groups
• Implemented Session management for Web-Applications by enabling Sticky Session in ELB
• Configured Elastic Load Balancer for Internet Facing and Register EC2 instances Using Target Groups and the target group is configured with the HTTPS protocol.
• Deployed and optimized multi-tier .Net application toAzurePipelines for Continuous Integration and Continuous Delivery jobs to build, test, and deploy NuGet Packages to theAzureArtifact Repository. Utilized SonarQube for code analysis and code review.
• Experience in accessingAzureResource Manager for provisioning resources usingAzurePortal,AzurePowerShell,AzureCLI and Rest APIs.
• Automated the management of a fleet of Amazon EC2 instances with Scheduled Auto Scaling for High Availability of Applications and Databases and optimized billing.
• Decoupled Amazon Cloud services by using SQS long polling for High Availability of Infrastructure
• Hosted backup website using Route 53DNS Failover and S3 Website Hosting
• Used Amazon VM Import Connector virtual appliance to import virtual machine images from existing environment to Amazon EC2 instances.
• Possessing very good experience in developing and consuming RESTful web services using JSON.
• Worked on Splunk platform to manage the AWS instances and monitor the generic data on S3buckets.
• Experience in working on Simple Email Service (SES) and Simple Queue Service (SQS).
• Involved in Configuration Automation and Centralized management with Ansible and Implemented Ansible Playbooks to manage all existing servers and automate build/configuration of new servers.
• Worked on deployment automation of all the Microservices to pull images from private Docker registry and deploy to Dockerswam cluster using Ansible.
• Created a new Virtual Private Cloud with all the resources that are required for the project using cloud formation service.
• Developed Docker images to support Development and Testing Teams and their pipelines and distributed images like Jenkins, Selenium, JMeter and Elasticsearch, Kibana and Logstash (ELK).
• Administering the Linux System & Middleware for the day to day phenomenon and administration of RHEL 5, 6 / CentOS which includes installation, testing, tuning, upgrading and loading patches, troubleshooting server issues.
• Responsible for monitoring and making sure there are no existing bugs and vulnerability using tools such as sonarqube for the security audit purpose.
• Developed YAML Scripts forAzurePipeline automation purposes.
• Deployed Kubernetes cluster withAzureContainer Service (ACS) fromAzureCLI and used Kubernetes and Docker for the runtime environment of the CI/CD system to build, test, and deploy.
• Used Jenkins for managing servers application servers such as WebSphere and MySQL
• Used AWS Lambda Functions to trigger the code and managed custom performance.

Confidential, Louisville, Kentucky

DevOps Engineer

Responsibilities:

• Implemented new build automation solutions for products and provide ongoing support and administration for software build and build automation using ANT, Maven, Shell Scripts, Jenkins, and Apache Tomcat.
• Involved in configuring, User Management and Plug-in Management for Jenkins CI server.
• Detailed technical knowledge and hands-on experience of DevOps, Automation, Build Engineering and Configuration Management.
• Extensively worked on Amazon AWS Cloud Services, EC2, S3, EBS, ELB, Cloud Watch, Elastic IP, RDS, SNS, SQS, Glacier, IAM, VPC, EC2 Container Service and managing security groups on AWS.
• Automated and implemented the Cloud Formation Stacks (JSON Scripts) for creating/administrating the AWS resources like EC2, RDS, Auto-Scaling, Elastic-Load-Balancers (ELB), IAM, Route53, S3 and many others across different Availability Zones.
• Worked with Terraform scripts for instance provisioning and configuration management.
• Provisioning AWS through Infrastructure as code. Push button deployment of new environments and version control of existing systems Terraforming AWS.
• Experienced in creating snapshots and Amazon machine images (AMI) of the instances for backup by creating clone instances and created Lambda function to automate snapshot back up on AWS and set up the scheduled backup.
• Utilized security groups, network ACLs, Internet Gateways, NAT instances and Route tables to ensure a secure zone for organizations in AWS public cloud.
• Worked with Chef Enterprise Hosted as well as On-Premise, Installed Workstation, Bootstrapped Nodes, Wrote Recipes and Cookbooks and uploaded them to Chef-server, Managed On-site OS/Applications/ Services/Packages using Chef as well as AWS for EC2/S3/Route53 & ELB with Chef Cookbooks.
• Designed User Defined Routes with custom route tables for specific cases to force tunneling to the Internet via On-premise network and control use of virtual appliances in the customer'sAzureenvironment.
• Extensively worked with Jenkins API's to know various things like build status, count of builds, GIT commit version used by Jenkins builds etc. using Python.
• Utilized Kubernetes and Docker for the runtime environment of the CI/CD system to build, test deploy.
• Executed a Kubernetes POC (proof of concept) to demonstrate the viability of container orchestration.
• Deployed Java J2EE applications to Application servers in an agile continuous integration environment and automated the whole process. Build scripts using ANT and MAVEN build tools in Jenkins, Sonar to move from one environment to other environments.
• Worked on Networking (DNS, TCP/IP, HTTP, SSL), Support / Troubleshooting.
• Performed and deployed Builds for various Environments like QA, Integration, UAT and Productions Environments.
• Used Splunk to troubleshoot application issues and created reports and dashboards for monthly metrics.
• Implemented, supported and maintained all network, firewall, storage, operating systems, and software in Amazon's Elastic Compute Cloud.
• Coordinate with developers with establishing and applying appropriate branching, labeling/naming conventions using GIT source control.
• Used Maven as a build tool on java projects for the building of deployable artifacts (war and ear) from source code.
• Implemented a fully automated Continuous Integration platform to give developers real time testing and deployment feedback based on GitHub source code repository commits only.
• Involved in editing the existing MAVEN files in case of errors or changes in the project requirements.
• Managed Ansible Playbooks with Ansible roles. Created inventory in Ansible for automating the continuous deployment.
• Written Templates for AWS infrastructure as a code using Terraform to build staging and production environments.
• Developed clustered container environment in AWS using Docker and Kubernetes to manage dozens of microservices and with event-driven and scheduled AWS Lambda functions to trigger various AWS resources.
• Experience working on Docker hub, creating docker images and handling multiple images primarily for middleware installations and domain configurations.
• Created and maintained various DevOps related tools for the team such as provisioning scripts, deployment tools and staged virtual environments using Docker and Vagrant.
• Configured and monitored distributed and multi-platform servers using Nagios.
• Migrated legacy applications to MicrosoftAzureCloud PaaS by setting up CI/CD pipelines in AzureDevOps
• Created WebApps (PaaS solutions) onAzureportal for deploying web applications usingAzureDevOpspipelines evelopment of automation of Kubernetes clusters with Configuration management, writing playbooks.
• Deployed code on Web Logic Application Servers for UAT and Development environments.
• Used Apache Tomcat as application server for deploying the artifacts.
• Used JIRA tool to create and update stories and for tracking project status.
• Worked with development/testing, deployment, systems/infrastructure and project teams to ensure continuous operation of build and test systems. Coordinate with Release Management regarding appropriate system releases among other development platforms.
• Providing documentation on Install, Upgrade release guides for application to documentation team.
• Installed and Configured chef server/workstation and nodes via CLI tools to AWS nodes. Managed and Monitored the instances (chef clients) on AWS EC2.
• Deploying the various test environments for different Applications based on requirement usingTerraformandJenkins.

Confidential, Chevy Chase, Maryland

Devops and AWS Administrator

Responsibilities:

• Worked in creating AWS resources using Cloud Formation Templates in both YAML and JSON formats such as VPC, EC2, ELB, ASG, SNS, SQS, Kinesis, Dynamo DB and Lambda and protect stacks by enabling stack termination protection.
• Wrote Bootstrap scripts to install Micro Service applications (API/UI) and installed Java, NodeJS and Td-agent for logging of application and called scripts in user data section of AWS Launch Template.
• Worked in setting up configuration management tool Ansible to launch all applications by using Playbooks and wrote Roles for each task like installing JDK, HTTP, NodeJS and for OS Tuning.
• Wrote site.yaml playbook in ansible to launch entire application with one click by setting up all ELB, Stack by using ansible modules like Poll, Async and stack state. Migrated on premises Databases to AWS.
• Experience working on several Docker components like Docker Engine, Hub, Machine, Compose and Docker Registry.
• Experience working on Docker hub, creating Docker images and handling multiple images primarily for middleware installations and domain configurations.
• Worked on Docker container snapshots, attaching to a running container, removing images, managing directory structures and managing containers.
• Installed Jenkins on aLinuxmachine and created a master and slave configuration to implement multiple parallel builds through a build farm.
• Provided High Availability (HA) to the application by using AWS ASG by setting up the condition check of 70 percent CPU utilization and used cool down property to scale up AWS EC2 instance after specific interval of time.
• Exported AWS ELB listener ARN of port 443 and 80 in default stack and then import the listener ARN while creating and deploying all stacks and assigned build numbers to Listener Rules to deploy and test multiple stacks of same application on same ELB.
• To provide HA to the Deployment server or Bastion Host created under ASG and wrote REST API script to communicate to deployment server from Jenkins and other EC2 machines.
• Wrote Cloud Formation Template to create the gateway stack with two reserved IPs and gave firewall access to EC2 machines where to communicate from on-prem network AWS cloud through Gateway ELB.
• Worked in configuring Td-agent config file to send all the system and application logs to AWS Cloud Watch by using logger for continuous monitoring of the application using Prometheus.
• Wrote Python REST API scripts to make calls from Jenkins and remote EC2 instances to get rid of using SSH keys for logging.
• Wrote all infrastructures related variables in yaml file to get the generic Ansible playbooks for all Micro service applications while creating and deploying. Implementing a Continuous Delivery framework using Jenkins, CHEF, Maven inLinuxenvironment
• Virtualized the servers using the Docker for the test environments and dev-environments needs and configuration automation using Docker containers. Implemented Maven builds to automate JAR and WAR.
• Converting production support scripts to chef recipes. Primarily used Ruby to write GIT applications and Chef Recipes.
• Created Python Scripts to Automate AWS services which include web servers, ELB, CloudfrontDistribution, database, EC2 anddatabase security groups, S3 bucket and application configuration, this Script creates stacks, single servers or joins web servers to stacks.
• Wrote Ansible validation scripts for all API/UI microservices to verify whether the process/application is running, proper JDK version installation and access the application by using REST API URL using ansible URI module.
• Wrote Ansible validation scripts for ELB creation by checking the ELB DNS name from AWS dynamically and do the NSlookup across the URL. Worked with Networking and firewall team to get the firewall access for AWS reserved IP to setup the mailbox client.
• Wrote Cloud Formation Template to get alerts for Instance failures like Stop/Terminate by using SNS topic and notify via email.
• Worked in setting up the Kubernetes cluster with one Master and two nodes and deployed Docker containers in PODS of each node and create service yaml files for Horizontal Pod Autoscaler(HPA).
• Developed and administered the Kubernetes clusters by running various Kubectl commands, resolved issues with the sluggish pods. Developed Pod definition, deployments, Service definitions, ingress controllers in Kubernetes.
• Created Kubernetes cluster in CentOS machines and deployed application by using service. Yaml file and export the cluster IP to public DNS by using ingress service.
• Experience in writing Docker files to build the micro-service applications and build several containers by using Docker engine and Docker Machine.
• Created Jenkins jobs for all micro services for stack creation and deployments by pulling up the code form GitHub repo and build code using Maven, NPM and push all the binaries to JFrog artifcatory.
• Setup S3FS to push all the application binaries to S3 bucket for backup while deploying the application in EC2 instances.
• Wrote Python script to make to demonize the REST API script to listen for API calls all the time and run java process by setting up as environment variable and runs the application process when EC2 instance got spin up.
• Setup SonarQube and Veracode for code quality check and code scanning on micro service applications.
• Experience with all phases of software development life-cycle (SDLC) and agile development methodology.
• Created Jenkins Jobs for Build and Deployment of the application code on to the AWS Instances.
• Maintained Jenkins continuous integration and deployments automated releases to DEV/TEST/STG/PROD environments.
• Written Chef Recipes to automate our build/deployment process and do an overall process improvement to any manual processes.
• Installed and configured Jenkins for Automating Deployments and providing a complete automation solution.
• Deploy, configure, Maintain compute on Azure cloud.
• Deployed Applications into PROD & Pre-Prod environments with various Application server technologies like WebLogic, Jboss &Apache Tomcat. Managed shared NFS, mounting and un mounting NFS server, NFS client on remote machine, sharing remote file.
• Created yum repositories and configured them on the servers and Installed packages with YUM and RPM for WebSphere application servers.
• Experienced on patches installation, patch upgrades and packages installation on Red Hat Linux servers by using RPM&YUM.
• Experience on writing Shell and Python scripting for automating tasks in Jenkins.
• Written shell scripting using bash, Ruby and python to automate system administration jobs.
• Experience in all areas ofJenkinssetting upcontinuous integration (CI) and for Continuous Delivery (CD)for new branches, build automation, plugin management and securingJenkinsand setting up master/slave configurations.
• Created variousTerraform scriptsto deploy Kubernetes,Dev, and QA and Pre-prod environments in AWS Cloud.

Confidential, Irving, Texas

Linux, Unix, VMware Administrator

Responsibilities:

• Experienced on LVM and worked with NFS file system.
• Installation and Configuration of Redhat, CentOS, SUSE SLES 10,11 servers.
• Patching of RHEL5 servers for EMC Power Path Upgrade for VMAX migration.
• Documented the standard procedure for installation and deployment of VMAX Migration and logical volume manager.
• Installation, configuration, support and security implementation on following services: DHCP, SSH, SCP.
• Working with Blade logic environment. Generating keys of SUDO and copying to remote servers
• I wrote theansibleplaybooks which is the entry point forAnsibleprovisioning, where the automation is defined through tasks using YAML format. RunAnsibleScripts to provision Dev servers.
• Installation/administration ofAIX, Linux and NT/2000 Servers on a LAN, setting up optimal RAID levels (fault tolerance) for protected data storage in NAS environments.
• Jumpstart & Kick-start OS integration, DNS, DHCP, SMTP, Samba, NFS, FTP, SSH, LDAP integration.
• Responsible for configuring real time backup of web servers. Log file was managed for troubleshooting.
• Applied the Redhat Clustering Topology that meets High Availability and Failover requirement for performance and functionality.
• Implemented Horizontal and Vertical Clustering, Performance tuning and troubleshooting of Confidential WebSphere Application Server 7.0/8.0.
• One to zone migration, zone to LDOM conversion. Move/upgrade GE Healthcare applications across systems;
• Configuring printers to the Linux servers and also installing third party softwares.
• Maintaining relations with project managers, DBA’s, Developers, Application support teams and operational support teams to facilitate effective project deployment.
• Manage system installation, troubleshooting, maintenance, performance tuning, managing storage resources, network configuration to fit application and database requirements.
• Configuration of LVM (Logical Volume Manager) to manage volume group, logical and physical partitions and importing new physical volumes.
• Responsible for Building of Linux/Solaris OS servers using kickstart /jumpstart automation application.
• Performing Post Build activities like Setting up Backup interface/ NIC bonding/ Loading additional Packages/ Joining the server to Active Directory, etc.
• Performed regular installation of patches using RPM and YUM.
• Configuration and administration of NFS and Samba in Linux and Solaris.
• Experienced in using advanced PostgreSQL/MYSQL features like table partitioning and different types of oracle indexing.
• Backup and Restore experience with PostgreSQL/MySQL database backups and point in time recovery.
• Worked on Puppet environments to write manifests.
• Maintained and monitored all of company's servers’ operating system and application patch level, disk space and memory usage, user activities on day-to-day basis.
• Experience in installation and configuration of a monitoring tool, Nagios and Zabbix.
• Installed and Configured Tomcat and Jboss for Web Application deployment.
• Creation of VMs, cloning and migrations of the VMs on VMware vSphere.
• Worked with DBA team for database performance issues, network related issue on Linux / Unix Servers and with vendors for hardware related issues.
• Managed and upgraded UNIX’s server services such as Bind DNS.
• Configuration and administration of Web (Apache), DHCP and FTP Servers in Linux and Solaris servers.
• Supported the backup environments running VERITAS Net Backup. Responsible for setting cron jobs on the servers.
• Decommissioning of the old servers and keeping track or decommissioned and new servers using inventory list.
• Handling problems or requirements as per the ticket (Request Tracker) created.
• Participated in on-call rotation to provide 24X7 technical supports.
• Involved in Patching ESXi hosts using VMWare Update Manager.
• Planned disaster recovery and implemented recovery by Creating Protection Groups and Recovery Plans in VMware SRM
• Installing, managing and troubleshooting ESXi servers & Configured vSphere Replication on Virtual Machine
• Built Windows 2008/2003Servers on standalone and blade servers based on application design and deployed stack on these servers using CA unicenter software deployment.
• Installed VMware ESX, Configured VMware on clustered environment, Implemented VMotion, Virtualized Windows servers using VMware Converter P2V, V2V and setup Lab Manager
• Installation of vCenter server and its components and configuring ESXi host’s within the cluster using vMotion and HA.
• Management of capacity planning for new clusters, ESXi and VM storage issues.
• Responsible for Managing VMware connectivity with shared storage (SAN) solutions
• VMware administration - Implementation, Multi-pathing, Performance tuning & capacity management.
• Worked with UCS Manager to configure IP Pools, VLAN’s, and vNICs, Boot Policies, Server Pools, VSAN, VHBA, KVM Access and Management Console.
• Also, Configured Service Profiles on UCS Server
• Monitored VMWare vSphere 5.1 environment for data store utilization, snapshots, and VMs connected to vCD/DVDs and any other issues, de commissioning of VMs and reclaiming resources.
• Responsible for configuration and management of VMware vCenter, VMware HA, Automated provisioning and VMware clustering.
• Responsible for Managing VMware connectivity with shared storage (SAN) solutions

Confidential, Thousand Oaks, California

System Administrator

Responsibilities:

• Installation and Configuration of Redhat, CentOS
• Installation, configuration and management of Apache and Tomcat servers.
• Network traffic control, IPsec, Quos, VLAN, Proxy, Radius integration on Cisco Hardware via Red Hat Linux Software.
• Responsible for configuring and managing Squid server in Linux.
• Configuration and Administration of NIS environment. Troubleshooting the system and end user issues.
• Managing file systems and disk management using Solstice Disk suite.
• Involved in Installing and configuring of NFS and also package and patch management on Sun servers.
• Kernel tuning, Writing Shell scripts for system maintenance and file management.
• Worked on volume manager to create file systems as per user and database requirements.
• Performing Nessus Scan on quarterly basis to scan for vulnerabilities in Web and Application servers.
• Applying patches to fix the holes that are found during the quarterly scan basis using Nessus scan.
• Upgraded and maintained servers, operating Systems and patches.
• Install/configure/maintain the Linux /Solaris servers, NIS, DNS, NFS, Mailing List, Sendmail, apache, ftp, sshd.
• Configuring and optimizing open-iSCSI in RHES for SAN using iOmega technology.
• Install host firewall IPTables for Redhat Linux. Installed and configured SAMBA server for Windows and Linux
• Performed TCP/IP, DNS and DHCP administration. Setting up Oracle 10g server in Linux/Unix environment.
• Create Active Directory users and groups, including delegating authority and applying permissions to various member servers’ nomenclature.
• Building VM’s and new templates for and allocating them to appropriate resource pools.
• Installation of VMware tools, perform P2V, V2V migrations using VM Convertor.
• Participated in installation and configuration of vCenter server, and vSphere licensing.
• Updating and upgrading ESXi servers using vCenter update manager.
• Supported Oracle DBA in the implementation of Oracle 9i RAC.
• Maintained and monitored all of company's servers’ operating system and application patch level, disk space and memory usage, user activities on day-to-day basis.
• Performed routine LVM tasks like replacing failed drives, adding new volume groups, extending volume groups/LVM/file system, exporting and importing volume group for hardware migration.
• Administered Backup and Restore operations using Veritas NetBackup 5.1.
• Monitored and fine-tuning system and network performance for server environments running Redhat Linux, Solaris.