SUMMARY:

• I Have 8 years of professional experience in the areas of DevOps, AWS Cloud Computing, Build and Release Engineer in automating, building, deploying, and releasing of code from one environment to another environment.
• I have 8+years of professional experience in handling Technical issues and complete understanding of Software Development Life Cycle with Agile Methodologies.
• Experienced with both framework and cloud formation to automate AWS environment creation.
• Experience in building application and database servers using AWS EC2 and create AMIs as well as use RDS for Oracle DB .
• Experience on AWS cloud services like EC2, ECS, S3, RDS, DynamoDB, Elastic Load balancer( ELB), and EBS for installing, configuring and troubleshooting on various Amazon images for server migration from physical into cloud.
• Significant experience with Amazon Web Services (AWS) and with the configuration of various Amazon products (Amazon Auto Scaling VPC, Route53, IAM, Cloud Watch, Cloud Trial, Cloud Formation, Cloud Front(CDN), SQS, SNS, API Gateway, SDK, Redshift, EMR, CLI, Elastic cache, Elasticsearch Kinesis, Kibana (ELK) and Lambda .
• Managing Amazon Web Services (AWS) infrastructure with automation and configuration management tools such as ansible, rundeck and puppet.
• Hands - on experience in cloud PAAS, IAAS.
• Experience in code deploy and code commit in AWS .
• Experience in software Release Management, Deployment and Build Management.
• Used JENKINS to perform automated Builds and Deployments.
• Experience in working with tools SVN, GIT (version control), ANT, Maven, Gradle (Build automation and standardization), Eclipse, Jenkins, Putty, SQL, JIRA (Defect tracking Tool).
• Setup code repositories like SVN, GIT and managed plugins for Jenkins for scheduled automatic checkout of code.
• Experience in development and configuration experience with software provision tools like CHEF and PUPPET.
• Good experience with Container Technology Docker.
• Good knowledge in creating and maintain various Dev Ops related tools for the team such as provision scripts, Deployment tools and staged virtual environment using DOCKER.
• Worked with DOCKER and Vagrant for different infrastructure setup and testing of code.
• Good experience with Atlassian tools like Bamboo and Jira.
• Developed advanced JIRA workflows based on user requirements.
• Deployed Java applications/Web-services using CI/CD tools like Jenkins, Puppet in standalone and clustered environments.
• Extensive experience using MAVEN and ANT as build tools for the building of deployable artifacts (jar, war & ear) from source code.
• Extensive expertise in Shell Scripting, Perl and POWERSHELL scripting.
• Managing SaltStack based configuration management for deploying several applications-
• Automated testing and continuous integration using TEAM CITY.
• Worked on Dev Ops tools like Jenkins, Maven for Build Management and puppet, chef and ANSIBLE for Configuration Management GIT for Version Control and Nagios for Monitoring and Log Management.
• Experience in working on source controller tools like GitHub (GIT), Subversion (SVN), and IBM Clear case.
• Experience in deploying and maintaining private cloud infrastructure of OpenStack.
• Experienced in OpenStack environments to create and manage users using Keystone.
• Experience and Familiar with Virtualization technologies like installing, configuring, administering VMware ESX/ESXi. Created and managed VMs (virtual server) and also involved in the maintenance of the virtual server.
• Setup and/or upgrade database servers and replication environments (NoSQL, PostgreSQL 8.3).
• Good experience on Working on Oracle, MySQL, MongoDB.
• Troubleshooting and resolving the issues faced during Build and Deployment.
• Extensive experience in configuring IIS server.

TECHNICAL SKILLS:

Operating Systems: Sun Solaris 8, 9 & 10 (SPARC & x86), Linux Red Hat 3/4/5, Windows Server 2000, 2003,2008 and 2012, Centos, Ubuntu, VMware ESX/ESXi 3.5/4.1/5, HPUX 10.x/11.x

Software: Veritas Volume Manager 3.5/4/5, Veritas File System, Veritas Cluster Server 3.5, Veritas Netbackup 6.0, Logical Volume Manager

Network Protocols: LDAP, DNS,VIO,NIM, NFS, TCP/IP, SAN, NAS, NFS, Telnet, FTP, DNS, DHCP, NAT, ifconfig, route, HTTP

Storage: Tivoli Storage Manager 5.x, Netapp

CM Tools: Chef, Puppet, Ansible, SaltStack, Docker, Nexus, Bamboo, Vagrant, Terraform

CI Tools: Cruise control, Hudson, Jenkins, Team City, IBM Build Forge

Versioning Tools: CVS, Perforce, TFS, SVN, Clear case, Git, Github, Bitbucket

Bug Tracking Tools: JIRA, Remedy, HP Quality Center, IBM Clear Quest, Mingle

Build Tools: ANT, MAVEN, Gradle

Languages/Scripting: C, C++, Perlscripting, Shell scripting, SQL, Java/ J2EE, Python

Monitoring Tool: Nagios, New Relic, Dynatrace

Web/Application servers: WebLogic, WebSphere, ApacheTomcat, JBOSS, IIS

Cloud Computing: AWS, VMware, Microsoft Azure, Open Stack, Rackspace

Databases: Oracle, MYSQL, DB2, NoSQL, MongoDB, DynamoDB

PROFESSIONAL EXPERIENCE:

Confidential, Alpharetta,GA

DevOps Engineer

Responsibilities:

• Experience on AWS cloud services like EC2, S3, ECS, RDS, DynamoDB, Elastic Load balancer (ELB), auto scaling groups and EBS for installing, configuring and troubleshooting on various Amazon images for server migration from physical into cloud.
• Launching and configuring of Amazon EC2 Cloud Servers using AMI’s (Linux/Centos) and configuring the servers for specified applications.
• Optimized volumes and EC2 instances using AWS.
• Responsible for building out and improving the reliability and performance of cloud applications and cloud infrastructure deployed on Amazon Web Services.
• Used different services of Amazon Web Services including Simple Scalable Storage (S3), Route53, SQS, SNS, API Gateway, SDK, Redshift, EMR, Kinesis, CLI, Elastic cache, Virtual Private Cloud (VPC), Cloud Front (CDN) and Identity Access Management (IAM).
• Build application and database servers using AWS EC2 and create AMIs as well as use RDS for Oracle DB .
• Managing Amazon Web Services (AWS) infrastructure with automation and configuration management tools such as ansible, rundeck and puppet.
• Installed and configured an automated tool Puppet that included the installation and configuration of the Puppet master, agent nodes and an admin control workstation.
• Implementing new projects builds framework using Jenkins & maven as build framework tools.
• Using Jenkins AWS Code Deploy plugin to deploy to AWS.
• Deployed and configured Git repositories with branching, forks, tagging, and notifications. Experienced and proficient deploying and administering Github.
• Implemented and Enhanced the Existing Scripts which are developed in Shell, Perl, Ruby and Python.
• Worked extensively on Power shell scripting and has written scripts for automation.
• Utilize Cloud formation and Puppet by creating DevOps processes for consistent and reliable deployment methodology.
• Managing SaltStack based configuration management for deploying several applications.
• Deployed applications into PROD & Pre-Prod environments with various application server technologies like WebLogic, JBoss & Apache Tomcat.
• Worked on various Docker components like Docker Engine, Hub, Machine, Compose, Docker Registry and Docker Swarm.
• Managed cluster of containers using Docker Swarm.
• Worked in an agile development team to deliver an end to end continuous integration/continuous delivery product in an open source environment using tools like Chef & Jenkins.
• Written Terraform templates, Chef cookbooks, recipes and pushed them onto Chef server for configuring EC2 Instances.
• Wrote Chef Cookbooks to provision nodes. Written chef cookbooks to install and configure webservers, middleware, monitoring, logging and database servers.
• Experience in code deploy and code commit in AWS .
• Worked on Chef Cookbook testing using Test Kitchen, Vagrant.
• Wrote script (batch and shell) to copy deliverables to local machine from CI/QA and then copying the code from local machine to production servers through putty.
• Developing and maintaining the build environment, the source code control system and managing build packages using TFS.
• Integration of Application with monitoring tool New Relic for complete insight and proactive monitoring.
• Worked on Application Management Performance tools like New Relic and Dynatrace.
• Setup and/or upgrade database servers and replication environments (NoSQL, PostgreSQL 8.3).
• Deploying Windows Server 2008 R2 Standard/Datacenter with Windows Server Essentials
• Experience role in an Existing Active Directory Environment.
• Expertise in WINS, DNS, DHCP and Active Directory services in Windows 2000/2003 servers.
• Expertise in building Microsoft Windows 2008 R2, 2008 servers using HP Smart Start, Array configurations, diagnosing server, Updating Firmware and PSP, Application.
• Worked in large complex directory environments with experience supporting Windows 2008R2 /2008 Active Directory (AD).
• Worked for restarting various services such as HDFS, Oozie, Spark, MapReduce etc to reflect the necessary configuration changes inside the EMR clusters.
• Used JIRA for assigning tickets to our team, and had to update the status, story of the tickets as per the sprint setup.
• Depended on Confluence for documenting about the progress of Projects and Sprints.
• Used to interact with Java Developers and Data Engineers, for fixing their issues and made them use the required infrastructure effectively.
• After the end of every Sprint, I had to close the tickets and then, had to perform both internal demo and external demo in front of various teams.

Environment: AWS, Git, Git hub, Jenkins, Java/J2EE, ANT, MAVEN, CHEF, Ansible, Rundeck, Puppet, New Relic, SaltStack, WebLogic, Tomcat, Perl Scripts, Shell Scripts, XML, UNIX, Windows 7, Oracle, JIRA, TFS.Agile, Linux, RHEL, Unix, Ubuntu, JIRA, Confluence, Slack, AWS, Jenkins, Git, xcode, Maven, SBT, Groovy, Java, IOS, Scala, vRealize, Blueprint, docker, Amazon EMR, Terraform, WAF, ruby, shell, OpenCV, JFrog, Datadog, Splunk, Hadoop, Kafka, Spark, Oozie, New Relic.

Confidential, Miami, FL

AWS DevOps Engineer

Responsibilities:

• Responsible for design and maintenance of the Subversion/GIT Repositories, views, and the access control strategies.
• Used Gradle, xcode and Maven as a build tools on Java, android and swift based projects for the development of build artifacts on the source code.
• Responsible for build and deployment automation using Docker and Kubernetes containers and Chef.
• Developed Linux, UNIX, Perl and Shell Scripts for manual deployment of the code to various environments.
• Configured Nagios to monitor EC2 Linux instances with puppet automation. And deployed Solarwinds for network monitoring and analysis.
• Managed the software configurations using Chef Enterprise.
• Manage configuration of Web application and Deploy to AWS cloud server through Chef.
• Implementing a Continuous Delivery framework using Jenkins, Puppet, Maven & Nexus in Linux environment. And performed the scheduling of various automated jobs using RUNDECK.
• Performing data analytics using Redshift under the guidance of various Business Intelligence tools such as Qlik view, Looker, Datameer etc. We had monitored the data pipelines using Apache Kafka and Matillion ETL.
• Worked with a backend team over various issues related to Qlik Sense and surprised with it’s Innovative features.
• Worked on Chef cookbooks/recipes to automate Infrastructure as a code
• Used Ansible for deploying the necessary changes on remote hosts and monitored the process using Ansible Tower.
• Used Ansible Tower for running playbooks stream in real-time and amazed to see the status of every running job without any further reloads.
• Integration of Maven/Nexus, Jenkins, GIT, Confluence and JIRA.
• Worked on Azure Resource Manager for creating and deploying templates, assigning roles, and getting activity logs.
• To create and manage AD tenants, and had effectively implemented Azure container service (DC/OS,Docker, Kubernetes) and functions.
• Expertise in WINS, DNS, DHCP and Active Directory services in Windows 2008/2008R2 servers.
• Expertise in building Microsoft Windows 2008 R2, 2008 servers using HP Smart Start, Array configurations, diagnosing server, Updating Firmware and PSP, Application
• Worked in large complex directory environments with experience supporting Windows 2008 R2 Active Directory (AD).
• Implemented AWS solutions using EC2, S3, Redshift, Lambda, RDS, EBS, Elastic Load Balancer, Auto scaling groups, SNS, Optimized volumes and Cloud Formation templates.
• Worked on Amazon API gateway in creating endpoints for various applications.
• Implemented DNS service (Route 53) in effectively coordinating the load balancing, fail-over and scaling functions.
• Understanding of secure-cloud configuration (CloudTrail, AWS Config), networking services (VPC,Security Groups, VPN etc.) and created roles (IAM)
• Experienced AWS Developer tools such as CodeCommit, CodePipeline, CodeDeploy, CodeBuild etc
• Configured S3 versioning and life cycle policies to add backup files and archive files in Glacier.And implemented Python Boto3 to access various AWS services from the CLI.
• Also used Netflix Asgard for filling the gaps between web developers and AWS cloud.
• Worked on Blueprints for automating the capture of content from various environments using vRCS pack of vRealize.
• Monitored and created alarms and notifications for EC2 hosts using Cloud Watch.
• Generated workflows through Apache Airflow, then Apache Oozie for scheduling the hadoop jobs which controls large data transformations.
• Implemented Hadoop clusters on processing big data pipelines using Amazon EMR and Cloudera whereas it depended on Apache Spark for fast processing and for the integration of APIs. At the end, we managed the above resources using Apache Mesos.
• Created and moved the data between different AWS compute (EC2, Lambda) and storage services (S3,
• DynamoDB, EMR), as well as on-premise data sources using Data Pipeline.
• Experience in Azurevirtual machines so that they will be able to connect to on-premises environments.
• Created and managed AD tenants, and then configure application to be able to integrate with AzureAD(Active Directory).
• Experience in working with Storage, Security and Compute services inside the Azure cloud.
• Implemented AWS solutions using EC2, S3, Redshift, Lambda, RDS, EBS, Elastic Load Balancer, Auto scaling groups, Optimized volumes and EC2 instances
• Worked on RESTful APIs using Node.js and Spring MVC for communicating between applications or systems.
• Needed JBoss server for managing and administering the various J2EE applications.
• Maintained Apigee for building applications, providing security over cyber threats in giving better assistance to the developer teams. Finally, it supports for the betterment of Microservices.
• To overcome the loss of Monolithic applications, we launched several Microservices and it helped us to maintain scale, deploy and resilence.
• Implemented Apache Jmeter and AppDynamics for testing the performance of applications/server/protocols.
• Worked with JIRA and Alfresco for ticket management and documentation for our Sprints.
• Worked on WebLogic for managing a cluster of logic server pieces.
• Assisted by OEM 12 for effectively handling the Oracle DB using agents, LB with OMS.
• Created the SQL, PL/SQL scripts (DML and DDL) in Oracle database, MySQL and revising them in SVN.

Environment: Java/J2ee, IOS, Subversion, Ant, Maven, xcode, Jenkins, GIT, SVN, Chef, Puppet, Ansible, RHEL, Cloudwatch, AWS, Azure, Node.js, Asgard, vRealize, Blueprint, Spring MVC, Qlik Sense, Microservices, WAF, Hadoop, Spark, Kafka, Mesos, Oozie, Python, ruby, Alfresco, Flask, Shell Scripting, MPEG, Ruby, PUTTY, SSL certs,Confluence, HP QTP, Selenium, JMeter, JBoss, Oracle DB, MySQL and SQL.

Confidential, Denver, Colorado

AWS DevOps Engineer

Responsibilities:

• Maintained and Administered GIT Source Code Tool.
• Managed Build results in Jenkins and Build Forge and deployed using workflows.
• Maintained and tracked inventory using Jenkins and set alerts when the servers are full and need attention.
• Modeled the structure for Multi-tiered applications by orchestrating the processes to deploy each tier using IBM UrbanCode Deploy .
• Developed builds using MAVEN and Gradle in coordination with Spring Boot , where the build packages need to be integrated with Tomcat server spontaneously.
• Created the udeploy templates for components and applications, onboarded around 200 apps into udeploy to achieve continuous integration.
• Achieved continuous Deployment using IBM Udeploy. Integrated Udeploy with nexus and Jenkins to achieve CD.
• Created applications, components and processes to design the flow for automated deployments in Udeploy.
• While coordinating with developer teams, Spring Boot helped us to create several RESTful applications and for deployment of J2EE in production environments.
• Using Knife from Chef , we used to bootstrap the nodes and managed roles for automating the chef-client run using ruby recipes .
• Wrote Ansible playbooks to manage Web applications and also used Ansible Tower . We coordinated with Terraform DSL for automating inside the AWS cloud.
• Orchestrated several CloudFormation templates using openstack Heat and got the block storage support from Cinder .
• Launched Memcached and Redis kind of services using AWS ElastciCache .
• Worked on REST APIs in configuring the changes and to maintain Index points.
• Integrated Openshift to run Docker containers and Kubernetes clusters.
• Experience in writing various data models in coordination with the Data Analysts.
• In addition with supporting large-scale web applications, we indexed database queries using MYSQL server by writing SQL queries. We worked on Apache Cassandra , Spark along with Terradata for managing large data-sets of structured data which also performed ETL .
• Had worked over Qlik Sense for making interactive visuals to coordinate with various teams.
• For data replication over Terradata, we included the HVR Software.
• Included Mesos and Kafka for managing the real-time data streamlines under proper environments. Depended on Zookeeper for any assistance.
• Launched Apache Tomcat along with Hibernate for controlling incoming user requests regarding Web Applications and their persistence with the RDBS .
• Monitored application requests across IIS server by creating worker process and containerized the process through an application pool.
• Monitored and analyzed the data streams using SFDC Wave Analytics integrated with Various BI Tools.
• Assisted the Data Analysts in improving the Business logic using MemSQL behind those applications.
• Worked on creating automated pipelines for code streaming using vRealize .
• Maintained WebSphere for creating jobs in deploying them in various nodes through Job Manager. And, it provides better security when compared to its contemporaries.
• Implemented RabbitMQ for driving towards better user interactions with our applications as well as between the Microservices .
• Worked on HTTP API s and Service Discovery relevant to various Microservices .
• Maintained Polarion ALM for highlighting requirements, coding, testing, and release for the applications so that the teams can work in a timely manner.
• Used Alfresco for creating demo pages and documenting the projects in JIRA.
• Provided assistance to the Testing environment for rigorous testing using Selenium .
• Very strong Project Management experience performing ITILRM / SCM activities.

Environment: Jenkins, RHEL, AWS, openstack, CentOS, GIT, Chef, Ansible, Terraform, Maven, Groovy, JIRA, ruby, Python, Shell/Bash, JAVA/J2EE, IOS, Web Sphere, WebLogic, Microservices, RabbitMQ, SQL Scripts, MPEG, Selenium, vRealize, Blueprinting, SFDC Wave, Alfresco, nagios, sensu, Apache Cassandra, Qlik Sense, Apache Mesos, HVR, Apache Kafka, MemSQL, Terradata, MYSQL, StarTeam, Polarion, DOORS, PostgreSQL, IIS and Apache Tomcat.

Confidential, Madison, WI

Build/Release Engineer

Responsibilities:

• Experience in deploying and maintaining private cloud infrastructure of OPENSTACK.
• Involved in Requirement gathering, Analysis, Design, Estimation, Development and testing the assigned tasks in OPENSTACK.
• Provided infrastructure support and user support for OPENSTACK based private cloud.
• Expertise in managing OPENSTACK Control Plane with automated deployments and rollouts using PUPPET manifests and modules.
• Created the udeploy templates for components and applications, onboarded around 200 apps into udeploy to achieve continuous integration.
• Achieved continuous Deployment using IBM Udeploy. Integrated Udeploy with nexus and Jenkins to achieve CD.
• Created applications, components and processes to design the flow for automated deployments in Udeploy.
• Experience working with PUPPET Enterprise and PUPPET Open Source.
• Used PUPPET forge to write modules and manifests for the installation of packages, running different services changing security configurations of file.
• Installed, configured, upgraded and managed PUPPET Master, Agents & Databases. Integration of PUPPET with Apache and Passenger.
• Managed GIT repository, code merging, and production deployments.
• Responsible for merging, tagging and conflict resolution in GIT.
• Maintained and Administered GIT Source Code Tool.
• Written pre-commit, post-commit, post-receive hooks in GIT.
• Integrated PUPPET deployment with GIT and Bitbucket with automated Jenkins.
• Experience in installation and configuring Kubernetes and clustering them.
• Worked on various Docker components like Docker Engine, Hub, Machine, Compose, Docker Registry and Docker Swarm.
• Worked with DOCKERS and Vagrant for different infrastructure setup and testing of code.
• Involved in setting up JIRA as defect tracking system and configured various workflows, customizations and plugins for the JIRA bug/issue tracker.
• Daily management and administration of JIRA Service Desk including configuring customer portal, generating reports, adding new request types, knowledge base and announcements.
• Developed advanced JIRA workflows based on user requirements.
• Saved department 50% in manual time entry by converting users Excel spreadsheets into JIRA.
• Administer JIRA and Confluence instances on a day to day basis including performance tuning/scaling the instances, storage, indexing.
• Created a Team city build server.
• Automated testing and continuous integration using TEAM CITY.
• Performed CRUD operations like Update, Insert and Delete data in MongoDB .
• Worked on MongoDB database concepts such as locking, transactions, indexes, Sharding, replication, schema design, etc.
• Installed, configured and maintained Web and Application Servers including APACHE TOMCAT and JBOSS .
• Responsible for analysing the requirement and implement the solutions using build and deployment automation tools like uBuild/uDeploy/ Urbancode deploy.
• Monitoring of web servers using NAGIOS monitoring tool.
• Created, maintained and automated the scripts by using BASH , PYTHON and RUBY .
• Implementing a Continuous Delivery framework using Ansible & Artifactory in Linux environment.
• Worked on Configuration management tool Ansible for continuous delivery.
• Configured servers using Ansible playbooks.

Environment: Openstack, Puppet, Docker, Kubernetes, Nagios, Jira, Team City, Git, Ansible, Nagios, MongoDB, Apache Tomcat, JBoss, Bash, Python and Ruby, uBuild/uDeploy/ Urbancode, Artifactory.

Confidential, Maynard, MA

Build/ Release Engineer

Responsibilities:

• Developed and implemented Software Release Management strategies for various applications according to the agile process.
• Managed the source codes repository of multiple development applications using CVS and Perforce version control tools.
• Imported and managed multiple corporate applications into Subversion (SVN).
• Created multiple Make, ANT, MAVEN, Shell scripts for build automation and deployment.
• Built and Deployed Java/J2EE to a web application server in an Agile continuous integration environment and also automated the whole process.
• Deployed Java/J2EE applications on Apache Tomcat and Oracle WebLogic Application Sever.
• Developed build and deployment scripts using ANT and MAVEN as build tools in Jenkins to move from one environment to other environments.
• Developed Perl and shell scripts for automation of the build and release process.
• Build and maintain SQL scripts and execute different scripts for different environments.
• Perform periodic system audits on all environments to ensure that only controlled versions of software reside all environments.
• Install and configure Saltstack server and manage more then 100 Linux systems policy and package installation and un-installation.
• Installed SVN by compiling latest SVN release source code.
• Experienced in installing and deploying Apache, JBoss 5.x.
• Used Jenkins, Build forge for Continuous Integration and deployment into Tomcat and JBoss Application Server.
• Initiated daily builds using Ant for android projects and X Code for iOS projects.
• Experience with F5 load balancers to load balance and reverse proxy servers.
• Responsible for the development and maintenance of processes and associated scripts/tools for automated build, testing and deployment of the products to various developments.
• Managed Maven project dependencies by creating parent-child relationships between projects.
• Installed/Configured/Managed Jenkins CI Automation.
• Responsible for the Plugin Management, User Management, Build/Deploy Pipeline Setup and End-End Job Setup of all the projects.
• Installation and configuration of SCM tool, Ansible on EC2 instance.
• Deploy and monitor scalable infrastructure & configuration management using Ansible.
• Jenkins is used as a continuous integration tool for automation of daily process.
• Installed/Configured and Managed Nexus Repository Manager and all the Repositories.
• Installed and configured Nagios monitoring tool for disk usage, cpu utilization, list of open files etc. and sending alerts to our teams based on the same.
• Involved in installing chef node, workstation and server. Deployment and management of many servers via script and Chef, utilizing cloud providers as a direct substrate for implementation.
• Supported server/VM provisioning activities, middleware installation and deployment activities via chef.
• Create, Manage and configure virtual machine VMs on VMware platform
• Worked on installation/configuration/administrated VMware ESXi 5.0/5.1/5.5 and migrated existing servers into VMware Infrastructure
• Using VMWare ESXi Server and VMWare VSphere Client (combination) to manage virtual machines(VMs).
• Created the Release process of the artifacts.
• Used Jira as ticket tracking and work flow tool.
• Created analytical matrices reports for release services based on Remedy tickets

Environment: AWS, Subversion (SVN), CVS, Perforce, VMWare, Jenkins, Java/J2EE, ANT, MAVEN, CHEF, Ansible, SaltStack, WebLogic, Tomcat, Perl Scripts, Shell Scripts, Nexus, Nagios, XML, UNIX, Windows 7, Oracle, JIRA, X Code, Build forge, Remedy.

Confidential

Linux Admin

Responsibilities:

• Involved in design, configuration, installation, implementation, management, maintain and support for the Corporate Linux servers RHEL 4.x, 5.x, SLES 9, CENTOS 5.x.
• Experience in Installing, configuring, and maintaining IBM Rational ClearCase and Rational ClearQuest on AIX platforms.
• Installation of patches and packages using RPM and YUM in Red hat Linux.
• Created and modified application related objects, created Profiles, users, roles and maintained system security.
• Installed and configured SAMBA server for Windows and Linux connectivity.
• Monitored System Activities like CPU, Memory, Disk and Swap space usage to avoid any performance issues.
• Build Yum and RPM repository Server for Development team to upload packages, Written UNIX Shell scripts for monitoring & clean up old files.
• Modified Kernel parameters to improve the server performance in Linux.
• Experience in Developing BASH, PERL, Python shell scripts to automate cron jobs and system maintenance. Scheduled cron jobs for job automation.
• Performed tasks on F5 load balancer like installing and renewing SSL certificates and bouncing servers with performance issues after taking them out of the server pools.
• Installed and configured Apache / Tomcat web server.
• Creation of Logical volumes (LVM) for Linux operating systems.
• Worked with DBA team for database performance issues, network related issues on Linux Servers.
• Created and modified users and groups with SUDO permission.
• Experienced in creating Logical Partitions (LPAR) on Tivoli Storage.
• Created users, manage user permissions, maintain User & File system quota on AIX and Linux servers.
• Backup configuration using IBM Tivoli Storage Manager for AIX Servers.
• Upgraded Redhat Linux OS on Websphere, JBOSS and Oracle database servers from V3, V4 to V5.
• Installation of Oracle 10G RAC with Cluster Ready Services (CRS) on Linux, creating database, creating Oracle users & export and importing database, creating role back segment etc.
• Monitored servers, switches, ports etc with Nagios monitoring tool.
• Experience in LVM, Kernel and performance tuning on IBM AIX and Redhat Linux.
• Define/setup network protocols, Network File Services (NFS) and Network Information Services (NIS) on Linux and AIX servers.
• Performed security, users, group’s administration and daily backup and restore operations, networking service, performance, and resource monitoring.
• Maintained proper documentation of all the activities carried out during the project.

Environment: Redhat 3.x, 4.x, 5.x, Solaris 8,9,10, Tivoli Storage Manager, Veritas Netbackup 4.5, WebSphere Application Server 3.5/4.0.x, LDAP, DNS,VIO,NIM, NFS, TCP/IP, SAN, NAS, Nagios 2.x, WebLogic 8.1, Oracle 9i/10g, Tivoli Storage Manager 5.x, VMware 2.x, Shell Scripting.