SUMMARY:

• Having 8+ years of experience as Devops, Cloud Engineer (AWS) Build and Release Engineer, Linux/Unix (RHEL, CentOS, Fedora, Ubuntu) Virtualization(VMware) Administrator in IT Industry with core expertise on server - side deployment which includes application, middleware & integration layer.
• Experience in Amazon Web Services like EC2, S3, VPC, IAM, Cloud Watch, RDS, Dynamo DB, SNS, SQS, ELB, EBS, Security Groups, Elastic IP, Glacier, DynamoDB, Key Pairs, Auto Scaling, Route53, Lambda, Cloud Formation, Certificate Manager, Elastic Cache,EMR, AWS Workspaces etc .
• Experience in AWS that includes management of applications in the cloud and creation of instances.
• Experience in Building and configuring a virtual data center in AWS cloud to support Enterprise Data Warehouse hosting including Virtual Private Cloud (VPC), Public and Private Subnets, Security Groups, Route Tables, Elastic Load Balancer, Cloud Watch, Cloud Trail, and Security Management VPC.
• Implementation & Post-Production analysis of the project. Exposed to all aspects of Software Development Life Cycle (SDLC) such as Analysis, Planning, Developing, Testing and production.
• Deep understanding of the principles and best practices of Scrum, Agile, Kanban, Waterfall methodologies.
• Lead security initiative around the creation/configuration of new GPOs for their windows-based endpoints based on the Microsoft Security Compliance Toolkit\Microsoft Security Baseline Enterprise Group Policy Templates.
• Strong scripting knowledge on Pearl, Bash, Shell and Python. Ability to build deployment, build scripts and automated solutions using various scripting languages such as Shell, PowerShell, Python, Ruby.
• Implemented a CI/CD framework using Jenkins, Maven& Artifactory in Linux environment and Integration of Maven/Nexus, Jenkins and Git.
• Responsible for Continuous Integration (CI) and Continuous Delivery (CD) process implementation from Dev to Eval, Eval to Pre-Prod/ Pre-Prod to Production systems using Jenkins, GIT, SVN, Nexus.
• Experience in setting up of code repositories such as GIT, SVN and Tortoise SVN and managed plugins for Jenkins for scheduled automatic checkout of code.
• Installed Jenkins/Plugins for the GIT Repository, Setup SCM Polling for Immediate Build using Maven and Maven Repository (Nexus Artifactory) and Deployed Apps with the use of custom ruby modules via Puppet as a CI/CD Process.
• Designed, built and coordinate an automated build & release CI/CD process using GitLab, Jenkins, Nexus on hybrid IT infrastructure.
• Experience with Docke r containers and orchestration platforms such as ECS, Kubernetes, Mesos and/or Swarm
• Hands on experience on Docker hub, creating Docker images and handling multiple images and strong knowledge on Docker components like Docker Engine, Hub, Machine, Compose Docker Registry.
• Experienced in build tools such as Apache Ant, AWS code commit, Maven, Sonarqube and implemented Continuous Integration and Continuous deployment using various CI Tools like Jenkins, Bamboo .
• Expertise in Repository Management tools Jfrog, Artifactory, Nexus . Good knowledge on working with monitoring tools like Nagios. Real time streaming of data using Spark with Kafka.
• Strong hand-on expertise on configuring and integrating the servers with different environment and creating new machines using configuration management/provisioning tools like CHEF (Knife, recipe, cookbook), ANSIBLE (Playbook, inventory) and PUPPET (Puppet manifests, Factor, catalog).
• Extensively used Ruby scripting on Chef Automation for creating cookbooks comprising all resources, data bags, templates, attributes and used Knife commands to manage Nodes.
• Experience on automating the code using Chef and Python to build AWS environments autonomously.
• Experience with Configuration Management/Automation tool Ansible and has worked on integrating Ansible YAML Scripts.
• 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&ELB with Chef Cookbooks .
• Expertise in writing Ansible playbooks which is the entry point for Ansible provisioning, where the automation is defined through tasks using YAML format and ran Ansible Scripts to provision Dev servers.
• Wrote Ansible Playbooks with PythonSSH as the Wrapper to Manage Configurations of AWS Nodes and Test Playbooks on AWS instances using Python. Run Ansible Scripts to provision Dev servers.
• Deployed Puppet, Puppet Dashboard and Puppet DB for configuration management to existing infrastructure. Written manifests to customize as per our environment.
• Responsible for creating Puppet modules and manifest files from scratch and experience in editing existing Puppet manifests and automated manual installation processes using puppet.
• Expertise in installation, configuration, managing and troubleshooting of Web Servers (Apache, Tomcat, JBoss, Web Logic & Web Sphere).
• Experience in installation and configuration of Vcenter 4.0, 4.1, 5.0, 5.1, 5.5 and 6.0 along with experience in installing and configuring various versions of ESX and ESXi (including 6.0).
• Expert with Installation of Linux and Windows OS such as RHEL 5.x/6.x/7, CentOS, SUSE Linux, Ubuntu, Windows Server 2003/2008-R2/2012-R2.
• Expertise in installation, configuration, upgradation & troubleshooting of Red Hat Linux, CentOS, Suse EL, Windows OS.
• Experience in configuration of NIS, Apache, NIS+, DNS, DHCP, NFS, LDAP, SAMBA, SQUID, Active Directory and postfix, send mail, ftp, remote access, security management and Security trouble shooting skills.
• Experienced in the use of Logical Volume Manager (LVM), Logical volumes, disk mirroring and creating Volume Groups in AIX, HP-UX, and Linux.
• Provide Support for Install, Configure and troubleshoot Norton Security Software, Windows and Linux Operating System.
• Deployed and configured Elastic Search, Log stash and Kibana(ELK) for log analytics, full text search, application monitoring in integration with AWS Lambda and Cloud Watch.
• Experience in installing, configuring, managed Monitoring Tools such as NAGIOS, Zabbix, SPLUNK and NPRE for Resource Monitoring/Network Monitoring/Log Trace Monitoring.
• Strong ability to troubleshoot any issues generated while building, deploying and in production support, Strong analytical, diagnostics, troubleshooting skills to consistently deliver productive technological solutions.

TECHNICAL SKILLS:

Operating Systems: RHEL/CentOS 5.x/6.x/7, Ubuntu/Debian/Fedora, Sun Solaris 7/8/9/10, Windows Server 2003/2008/2012

Build/Automation Tools: Chef, Puppet, Ansible, Ant, Maven, Hudson, Terraform.

Scripting Languages: Shell, Bash, Perl, Ruby, Ansible and Python Scripting

Databases: Oracle Unbreakable 5, MySQL, MongoDB, Cassandra, PostgreSQL, SQL Server

Web/App Servers: Apache, Tomcat, JBoss, IIS, HIS, WebSphere Application Server.

Networking Protocols: TCP/IP, UDP, DHCP, MPLS, Wireless, Ethernet, OSPF, VRRP, BGP, VLAN, IPv4, IPv6.

Bug Tracking Tools/Ticketing Tools: JIRA, IBM Clear Quest, Bugzilla.

Version Control Tools: Subversion, GIT, Tortoise SVN, Visual SVN, CVS, Bit Bucket

Cloud Technologies: AWS, Azure

Software and Tools: VERITAS Volume Manager 3.x/4.x, WinSCP, FTP, NFS, SSL, VERITAS Cluster Services, Cisco, CNR, Send mail.

Virtualization: Virtual Box, VMware

Monitoring Tools: Nagios and Splunk

PROFESSIONAL EXPERIENCE:

Confidential, Englewood, CO

Sr. Cloud AWS Engineer

Responsibilities:

• Worked on current migration of Time Warner cable and Bright House Network to Confidential .
• Configuration management and deployments using Chef server with understanding of Knife and Chef Bootstrap process etc. and writing Terraform templates, Chef cookbooks, Recipes and pushed them onto Chef Server to AWS.
• Utilized configuration management tool Chef and created Chef Cookbooks using recipes to automate system operations. Server automations with Chef and used tools like Maven for deployment and build management.
• Written wrapper scripts to automate deployment of ChefCookbooks on nodes and running the chef client on them in a Chef-Solo environment.
• Extensively worked on Jenkins CI/CD pipeline jobs for end-to-end automation to build, test and deliver artifacts and troubleshoot the build issue during the Jenkins build process.
• Implemented Jenkins Code Deploy plugin to deploy to AWS and used to automate the build process and deploy the application to Tomcat server.
• Created and wrote shell scripts (Bash), Ruby, Python and PowerShell for automating tasks.
• Building virtual machines using Terraform and building Physical machines, Experience in spinning VM’s using VMware. Implement infrastructure as code and automate infrastructure and EC2 deployments with Ansible and Terraform.
• Having good Experience in Ansible, Chef and Puppet for Deployment on Multiple platforms.
• Wrote Ansible Playbooks with PythonSSH as the Wrapper to Manage Configurations of AWS Nodes and Test Playbooks on AWS instances using Python. Run Ansible Scripts to provision Dev servers.
• Used Chef for configuration management of hosted Instances within AWS, Configuring and Networking of Virtual Private Cloud (VPC).
• Used Cloud Front to deliver content from AWS edge locations to users, allowing for further reduction of load on front- end servers.
• Developed container support for cloud environments and Docker . Deployed the applications in Docker containers and managed the containers in enterprise level.
• Created Docker images using a Docker file, worked on Docker container snapshots, removing images and managing Docker volumes .
• Worked on container based technologies like Docker and Kubernetes. Kubernetes is being used to orchestrate the deployment, scaling and management of Docker Containers.
• Developed microservice on boarding tools leveraging Python and Jenkins allowing for easy creation and maintenance of build jobs and Kubernetes deploy and services.
• Building/Maintaining Docker container clusters managed by Kubernetes Linux, Bash, GIT, Docker. Utilized Kubernetes and Docker for the runtime environment of the CI/CD system to build, test deploy.
• Used Kubernetes for creating new Projects, Services for load balancing and adding them to Routes by accessing from outside, created Pods through new application and controlling, scaling and troubleshooting pods through SSH.
• Integrated Docker container orchestration framework using Kubernetes by creating pods, configMaps and deployments.
• Configured Docker container for branching purposes and Implemented Docker automation solution for Continuous Integration / Continuous Delivery model.
• Created and implemented chef cookbooks for deployment and used Chef Recipes to create a Deployment directly into Amazon EC2 instances.
• Developed Chef Cookbooks to manage system configuration and for Tomcat, MySQL , Windows applications and versioned them on GIT repositories and Chef Server .
• Installed RedHat Linux using kick start and applying security polices for hardening the server based on company's policies.
• Working on all three applications Active Video (AV/Video Operations), AMS, TSB (Transport Stream Broadcaster). Installing App to set top box(STB) (Netflix, PPV, and VOD). Worked remotely managing all incoming video assets such has Spectrum Guide, VOD , ON DEMAND etc.,
• Daily monitoring response for Linux servers including application process, file system alerts, system faults using Ichinga, RabbitMQ, Splunk
• Create and maintain customized complex Jira project configuration’s including workflows, custom fields, permissions and notifications.
• Experience working AWS API calls to get the data from Cassandra DB. Written Chef Cookbooks for various DB configurations to modularize and optimize end product configuration.
• Automating the system, configuring the servers and orchestrating the deployments through Ansible. Experience in writing Ansible playbooks and securing a server with Ansible and Provisioning, deployment with Ansible.
• Experience in working with GIT to store the code and integrated it to Ansible Tower to deploy the playbooks.
• Skilled in deploying, configuring and administering Splunk clusters and finding the logs.
• Installed Management Server (Vcenter Server) instances to enable centralized management of multiple ESXi hosts. Linked different Vcenter servers using linked mode to have a single instance of vSphere client to manage the whole Virtual environment.

Environment: Linux, VMware, Terraform, Chef, Ansible, Docker, Jenkins, CI/CD, GIT, Bitbucket, Jira, Service Now, Python, Shell, Cisco UCS, Rabbit MQ, Ichinga, AWS, Microservices, Confluence, DAC, DNCS, BIG-IP F5, Clusters.

Confidential, Arlington, TX

Cloud/ Devops Engineer

Responsibilities:

• Worked with AWS server provisioning using Chef Recipes and responsible for building scalable distributed data solutions using Hadoop Eco System with migrating an on-premises application to AWS.
• Created monitors, alarms and notifications for EC2 hosts using Cloud Watch, Build server deployment on Cloud (EC2) servers with the help of DevOps tools like Ansible.
• Used Terraform to write Cloud Formation scripts automate the provisioning of AWS resources like IAM, EC2, S3, Route 53, SNS, RDS, ELB and Auto Scaling and make calls to Puppet scripts that provisioning / configuration of servers on the instances.
• Expertise in writing new plugins to support new functionality in Terraform and setting up the build and deployment automation for Terraform scripts using Jenkins.
• Image multiple Desktop with KVM Switch and Used Microsoft Deployment Toolkit.
• Worked on creation and managing IT infrastructure and application stack using AWS Cloud Formation and writing the template file using JSON.
• Designed and worked with team to implement ELK (Elastic search, Log stash and Kibana) Stack on AWS with responsibility for distributed applications across hybrid AWS and physical data centers, Optimization/ Cost reduction of Amazon AWS services (EC2, S3, EBS, Route53, VPC, SES) and worked on Cloud automation using AWS Cloud Formation templates.
• Installed, Configured and managed Ansible Centralized Server and creating the playbooks to support various middleware application servers, and involved in configuring the Ansible tower as a configuration management tool to automate repetitive tasks.
• Worked on Ansible setup, managing hosts file, Using Yaml linter and authoring various playbooks and used Ansible server and workstation to manage and configure nodes and worked with different Ansible playbooks and maintain different Ansible roles.
• Installing Ansible Tower and using it to manage systems and Using Ansible playbooks to configure systems to a specified state and Configured packages, services using Ansible modules like yum, service, templates, handlers etc.
• Hands-on experience in Azure Cloud Services (PaaS & IaaS), Storage, Web Apps, Active Directory, Application Insights, and Logic Apps.
• Experience of working with Azure Monitoring, Data Factory, Traffic Manager, Service Bus, Key Vault.
• Designed and developed Cloud Service projects and deployed to Web Apps, PaaS, and IaaS Configured SQL Server Master Data Services (MDS) in Windows Azure IaaS.
• Working Experience on Azure Storage, SQL Azure and also in different PaaS Solutions with Web, and worker Roles and Azure Web Apps.
• Hands on experience with Visual Studio Online (VSO), Cognitive Services (LUIS) and SQL Azure.
• Hands on Experience in migrate an On-premises Instances or Azure Classic Instances to AzureARM Subscription with Azure Site Recovery.
• Hands on experience with Microsoft Azure Cloud services, Storage Accounts and Virtual Networks.
• Experience in Azure Fabric Services.
• Implemented multiple CI/CD pipelines as part of DevOps role for on-premises and cloud-based software using Jenkins, Chef and AWS.
• Implementing new projects builds framework using Jenkins & Maven as build framework tools and implementing a Continuous Delivery framework using Jenkins, Chef, Maven in Linux environment.
• Creating a fully Automated Build and Deployment Platform and coordinating code build promotions and orchestrated deployments using Jenkins/Hudson and GitHub.
• Developed and maintained the continuous integration and deployment systems using Jenkins, ANT, Maven, Artifactory/Nexus,Ansible and Run deck and wrote Puppet manifests for deploying, configuring, and managing collected for metric collection and monitoring.
• Automating build process using Subversion (SVN), ANT& Artifactory/Nexus and used coupled with load-balancing tool Nginx to achieve Continuous Delivery.
• Managed Kubernetes charts using Helm. Created reproducible builds of the Kubernetes applications, managed Kubernetes manifest files and managed releases of Helm packages.
• Written wrapper scripts to automate deployment of Chefcookbooks on nodes and running the chef client on them in a Chef-Solo environment.
• Setting up client server model of Chef in deployment environments of OCI, Worked on documentation - Chef basics, Initial setup of Chef, Data bags implementation, coding standards, Cookbook document, testing docs with testing of cookbooks with Chef spec.
• Worked with different bug tools like JIRA, Rally, and IBM Clear Quest. Developing Ant and Maven scripts to automate the compilation, deployment, and testing of Web and J2EE applications.
• Defining Release Process & Policy for projects early in SDLC andsuccessfully migrated the Django database from SQLite to MySQL to PostgreSQL with complete data integrity.
• Administered performance tuning capabilities in solving environmental/configuration issues that customers have in web server plug-ins, Cluster setups, JMS Bridge configurations, Connection Pools setup etc., these involve third party products interaction with the WebLogic/JBoss Servers.
• Expertise in package management using RedHat RPM. Used RPM in several Linux distributions such as Redhat Enterprise Linux, SUSE Linux Enterprises and Fedora.
• Installing and configuring Red Hat Enterprise Linux 5, 6.1 using kick start servers and responsible for installation, Configuration and administration of Oracle10g/11g database on Linux Servers and an integral part of the backup and recovery.

Environment: Chef, Jenkins, Terraform, GIT, Maven, Artifactory, Jira, Linux, Java/J2EE, WebLogic, RHEL, JIRA, AWS EC2, AWS ELB, AWS SQS, AWS S3, AWS Cloud Formation Templates, AWS RDS, AWS Cloud Watch.

Confidential, Columbus, OH

Build/DevOps Engineer

Responsibilities:

• Experienced on AWS and EC2, VPC, Cloud watch, IAM and Elastic Beanstalk cloud for provisioning and managing infrastructure through automation. Experience with AWS instances spanning across Dev, Test and Pre-Production environments and Cloud Automation through Open Source DevOps tools like Ansible & Jenkins.
• Wrote Ansible Playbooks with Python SSH as the Wrapper to Manage Configurations of AWS Nodes and Test Playbooks on AWS instances using Python. Run Ansible Scripts to provision Dev servers.
• Developed custom Ansible playbooks and integrated in Jenkins post configuration for setting up the automated build pipeline for GIT repository projects.
• Worked hands-on to create automated, containerized cloud application platform (PaaS), and design and implement DevOps processes that use those platforms.
• Built AWS Cloud formation templates to create custom sized VPC, Subnets, NAT to ensure successful deployment of Web applications and database templates.
• Designed roles and groups for users and resources using AWS Identity Access Management (IAM). Integrated AWS Dynamo DB using AWS Lambda to store the values items and backup the DynamoDB streams.
• Terraform for automating VPC’s, ELB’s, Security Groups, SQS queues, S3 buckets and continuing to replace the rest of our infrastructure.
• Managed RHE Linux and Windows virtual servers on AWS EC2 using Puppet to configure Puppet Master and Puppet Agents and defined PuppetMaster and Puppet Agents to manage and configure nodes.
• Analyzed the ANT build projects for conversion and converting to Maven build projects and Developing pom.xml files for Maven build scripts with written Manifests to customize the Puppet as per our environment.
• Deployed Puppet, Puppet Dashboard and Puppet DB for configuration management to existing infrastructure. Written manifests and Ruby scripts to customize the Puppet as per our environment.
• Expertise in Puppet Administration tool (Ingrown tool), a tool which acts as a puppet dashboard for managing puppet profiles, modules, classes and top scope variables.
• Implemented a CI/CD pipeline involving Jenkins & GIT to complete the automation from commit to deployment containing various Remote repositories for a single application.
• Branching, labeling and merge strategies for all application in GIT, Migrate SVN repositories to GIT and administrate GITLAB to manage GIT repositories.
• Involved in setting up of subversion-SVN server, server maintenance, Client machines Setup and Expertise working with Apache, Control M, SVN, CVS, Build forge, DB2, Hudson, Jenkins, Autosys, Maven, LDAP and Unix Scripting.
• Automating the regular tasks in Subversion and streamlining the process of access to SVN to Perform all necessary day-to-day CVS/Subversion repositories and the access control strategies with creation of branches in CVS and Subversion for parallel development process.
• Wrote ANT and Maven Scripts to automate the build process. Managed the Maven repository using Nexus tool and used the same to share the snapshots and release of internal projects.
• Deploying newly built code using WebSphere Admin Console and deleting the old deployed code and used IBM WebSphere as Web application server for deploying artifacts and Worked as a system administrator for the built and deployment process on Enterprise server.
• Deployment and troubleshooting of JAR, WAR, and EAR files on both stand alone and clustered environment in JBOSS 4.2/5.0, WebLogic 8.x/9.x/10.x and Apache tomcat 6.0 s.
• Configured SSL communication for Tomcat servers and by enabling SSL with self-signed certificates and CA certificates and wrote JMX remote ANT tasks to manage for Tomcat servers
• Incorporated the Code Quality Tools Find Bugs coverture into ANT projects with Usage of JIRA as a change Management/Work Management/SCRUM Agile tool.
• Created a script to generate tar files for the change-set related to a JIRA ticket, which was then uploaded automatically to the FTP server.
• Experienced in setting up YUM repository and installing the patches with it and Experienced in setting RAID disk configuration on Linux servers with allocating SAN disks to the virtual machines.
• Install and configured RHEL 5, 6 and 7CentOS which includes installation, testing, tuning, upgrading and loading patches, troubleshooting server issues and operating system to meet the customer needs.
• Installation and configuration of Operating System such as Sun Solaris, Linux, AIX andConfiguring and Administrating NFS client/server, Telnet and FTP.
• Used Shell Scripting for automating process and collecting reports for daily tasks. Experience in Shell Scripts (Bash), Ruby and Python for automating tasks.
• Managed shared NFS files system, mounting and unmounting NFS server, NFS client on remote machine, sharing remote file folder, starting and stopping the NFS services.

Environment: Redhat Linux 3,4,5,6 Chef, Azure, ANT, Maven, Terraform, AWS IAM, AWS VPC, Linux, Shell/Perl Scripts, Python, DB2, LDAP, GIT, Jenkins, Tomcat, JIRA.

Confidential

Build & Release/VMware Engineer

Responsibilities:

• Installation, Configuration & Upgrade of Solaris, AIX, Linux, and Windows-NT operating systems with installation of Packages and Patches.
• Responsible for automated Scheduled Builds/Emergency Builds and Release using ANT scripts for Enterprise application and wrote build.xml and Pom.xml for applications that use Ant and Maven for builds respectively.
• Created and Maintained Subversion Branching, Merging and tagging across each production releases. Assist developers in integrating their code with the main stream.
• Deployed and configured Gitrepositories with branching, forks, tagging, and notifications. Experienced and proficient deploying and administering GitHub.
• Worked with Subversion, Proposed and implemented branching strategy suitable for agile/scrum development in a Fast-Paced Engineering Environment and efficiently performed the task of resolving conflicts while merging in Subversion with the J2EE development background.
• Tracking code migration & testing efforts in all environments (i.e. Integration, Sys. Test, UAT, Performance/Tech. Test, Training & Staging environments (Mock Cut-Overs & final migration into Production Environment).
• Managed and performed the environment related configuration changes as a part of deployment. Experienced with JIRA for defect tracking. Installation, Configuration and Administration of DNS, NIS, NIS+, NFS, send mail, Netscape and Apache Web Server and Samba Server.
• Disk and File system management through Veritas Volume Manager, LVM and SVM, Database Backup and Recovery Performance Monitoring and Tuning.
• Experience with Virtualization technologies like Installing, Configuring, and Administering VMware ESX/ESXi . Created and managed VMs (Virtual Server) and involved in the maintenance of Virtual Servers.
• Installed Management Server (Vcenter Server) instances to enable centralized management of multiple ESXi hosts. Linked different Vcenter servers using linked mode to have a single instance of vSphere client to manage the whole Virtual environment.
• Installation, Configuration and maintenance of Hosted VMware products (VROPS, VRO, VRM) and VM O/S installation, setting up VM priorities, Cloning, Creating Templates and Snapshots.
• Create and maintain environment specific installation and configuration guides for P2V Conversions, ESX server and Vcenter Server installation, VMware tools, Patch Upgrades and, third party applications
• Implementation of RAID techniques and the creation of Disk groups and volumes using Veritas volume manager.
• Used VMWare for testing various applications on different operating system.
• Implemented Shell and Perl scripts for release and build automation. Manipulated and automated scripts to suit the requirements.
• Have work experience on VMware for Migrating the P2V and V2V servers using VMware Vcenter converter.
• Provide, build and maintain the VMware vSphere Infrastructure, involved in the VMware implementation and expansion work, Configuring and maintaining VMware infrastructure resources including VMware vSphere/ESXi 3.5, 4.0, 5.1 and 5.5 VMware Vcenter Server.
• Installation, configuration and administration of VMware ESX hosts and virtual machines and responsible for ESX server deployments, system updates/upgrades, system health and status monitoring.
• Experience with VMWare Virtualization using ESX hypervisor of VSphere 5.1 and patching with live upgrade/standard install cluster and applying firmware.
• VMwarevSphere administration and configuration and VMware ESX server installation and VMware ESXvSwitch configuration.
• Oversaw customer installation and acceptance testing of the product, Product resided on Sun/Veritas configuration.

Environment: Red Hat Linux 5, AIX 4.x/5.x, Ultra Enterprise 2/1 Servers, Git, Jenkins, Ant, JIRA, SPARC server 20 Enterprise Servers, VERITAS and ESXi 3.5,4.0,5.0, 5.1, 5.5.

Confidential

Linux/Unix Admin

Responsibilities:

• Installation, Configuration & Upgrade of Linux, Solaris, AIX, HP-UX Linux operating systems Expertise in Installation, Configuration and administration of Red hat Linux 4x, 5x, 6x, 7x Solaris 7, 8, 9, 10, IBM AIX 4.x, 5.x.6.x.
• Configured Red Hat Linux servers for SPLUNK installation and involved in SPLUNK installation along with Red Hat Package Management (RPM) and YUM package installation and maintenance.
• Monitoring the performance of RHEL/Centos systems including memory, swap, CPU, I/O, disk performance and the kernel performance using tools such as vmstat, sar, lsof, iostat, top, ps.
• Configured Solaris Jumpstart Server, maintained Server 6.0, backup data of Servers using VERITAS Net Backup, maintained security of the Solaris Servers.
• Performance monitoring and Tuning using top, prstat, sar, vmstat, PS, iostat etc. and wrote shell scripts to automate tasks on Solaris and Linux and automated jobs using Crontab.
• Expertise with writing Shell scripts using KSH , BASH, Unix utilities (Awk, Sed, Vim, grep), Python and Perl for process automation of applications, databases, backup/restore and job scheduling.
• Configuration of VERITAS Cluster Server, Service Guard from the scratch and maintained service group/packages for failover and redundancy purpose along with Implementation of RAID 0/1/5 for creation of logical volumes using VERITAS Volume Manager in SAN Storage Area Environment along with file system administration, software RAID solutions using VERITAS Volume Manager3.x/4.x, Veritas file system, SVM and ZFS on Solaris.
• Worked on cronolog in Linux servers for managing the logs of the Web Servers and performed automation using Shell and Perl Scripts.
• Experience in Creating, Maintaining of User Accounts, Profiles, Security, Permissions, Disk Space, partitions and mounting/unmounting file systems Knowledgeable in VERITAS Volume Management, Solaris Volume Manager and Logical Volume Management on Linux with LVM Knowledgeable in HTTP, HTTPS, FTP, SFTP, DHCP, DNS, SNMP TCP/IP, UDP, ICMP, VPN, POP3 protocols and knowledge in NIS, NFS, LDAP, remote access, security management, and system troubleshooting skills.
• Utilized SAR, Netstat, Iostat and Vmstat for performance analysis, tuning and capacity planning, problem prevention, detection and resolution.
• Managed physical and Logical volumes, Volume Groups etc. in LVM for Linux, AIX and HP-UX and configuration of LVM (Logical Volume Manager) to manage volume groups, logical and physical partitions and importing new physical volumes.
• Created User Accounts and Network Shares. Configured SUN Workstations as Domain Clients and worked on creating user accounts, user administration, local and global groups on Solaris platform.
• Administrated NFS, NIS, DHCP, and DNS Samba services running on AIX, Sun
• Solaris, RHEL, Configuring and maintaining network services such as LDAP, DNS, NIS, NFS, Web, Mail, FTP.
• Worked with storage team to configure ESOS, SAN, NAS and iSCSI configuration and managed users for AIX, Solaris, HP-UNIX, and Linux Servers and assigned right to access network resources.

Environment: Red Hat Linux, Solaris 8/9/10, HP-UX 11.0, VMware ESX 4.x, VERITAS, Sun Enterprise 450/420R/250 Servers, Ultra Enterprise 2/1 Servers, SPARC server 1000, SPARC server 20 Enterprise Servers, SPARC Server 1000/20, HP 9000 K, L, N class Server.