Engineer Active Directory

Vijay

Sr. AWS DevOps Engineer

Contact: 203-***-****

Email: ac5nic@r.postjobfree.com

Professional Summary:

Aws/DevOps engineer with more than 8 years of experience in IT industry comprising of Cloud Computing, DevOps Engineering, Linux Administration, Virtualization and Automation. More than 5 years of experience in Amazon Web Services including migrating infrastructure to AWS cloud and maintenance of production web infrastructure. Expertise in designing build process, Software Product Development, Process Automation, Build & Release Management with Continuous Integration (CI) &Continuous Deployment/Delivery, Source Code repository & Environment management, Change/Incident Management and Cloud Management.

Excellent understanding of SDLC Methodologies like Agile, scrum, Waterfall.

Expertise in creating DevOps strategy in a various distribution of LINUX and Windows alongside using DevOps tools suites like Subversion(SVN), GIT, CVS, ANT, Maven, Jenkins, Bamboo, TeamCity, Chef, Puppet, Docker, Docker Swarm, Kubernetes, Nexus, Artifactory, Nagios and Splunk in traditional environments, as well as cloud environment like AWS, OpenStack and Azure.

Experienced in Chef, Puppet and Ansible configuration and automation tools. Configured and administered CI tools like docker, Hudson Bambino for automated builds.

Expertise in AWS services such as EC2, ELB, Auto-Scaling, EC2 Container Service, S3, IAM, VPC, RDS, DynamoDB, Cloud Trail, Cloud Watch, Lambda, Elastic Cache, Glacier, SNS, SQS, Cloud Formation, Cloud Front, Log stash, AWS Workspaces, Elastic File System, Storage Gateway, Route 53, Kibana, Grafana, Sensu worked at optimizing volumes and EC2 instances and created multiple VPC instances.

Used AWS Beanstalk for deploying and scaling web applications and services developed with Java, PHP, Node.js, Python, Ruby, and Docker on familiar servers such as Apache, and IIS.

Extensive experience using ANT, MAVEN, Arti factory, Nexus and Gradle as a Build Tool for the building of deployable artifacts from source code.

Designed highly available, cost effective and fault tolerant systems using multiple EC2 instances, Auto Scaling, Elastic Load Balance and AMIs and Glacier for QA and UAT environments.

Excellent knowledge on configuring Amazon EC2, Amazon S3, Amazon Elastic Load Balancing and other services in the AWS family.

Creating and managing policies S3 buckets, Utilized S3 bucket, Glacier for storage and backup on AWS.

Extensively used Ruby scripting on Chef Automation for creating cookbooks comprising all resources Databags, templates, attributes.

Created and Maintained Chef Recipes and cookbooks to simplify and expedite deployment of applications and mitigate user error.

Extensive experience in setting up Chef Workstation, Server and Clients.

Expertise in Microsoft Azure Cloud Services (PaaS & IaaS), Application Insights, Document DB, Internet of Things (IoT), Azure Monitoring, Key Vault, Visual Studio Online (VSO) and SQL Azure.

Experience in writing Ansible scripts and heavy Shell, Perl, Python, and YAML scripting.

Experienced in writing Ansible playbooks to setup Continuous Delivery pipeline. This primarily consists of a Jenkins and Sonar server, the infrastructure to run these packages and various supporting software components such as Maven, etc.

Extensively worked on Jenkins for continuous integration and for End-to-End automation for all build and deployments.

Installing, configuring and administering Jenkins CI tool on Linux machines and built Continuous Integration and Continuous delivery environment. Setup Docker on Linux and configured Jenkins to run under Docker host.

Experienced with Docker container service and Dockized applications by creating Docker images from Docker file.

Building/Maintaining Docker container clusters managed by Kubernetes Linux, Bash, GIT.

Experience in branching, tagging and maintaining the version control and source code management tools like GIT(GitHub/GitLab), SVN (subversion) on Linux and windows platforms.

Primary duties include coming up with a combination of Automation/Tools and Processes to achieve Continuous Delivery/ Continuous Integration for various applications by integrating various tools like Jenkins, Git, Puppet/Chef, Maven.

Installed/Configured/Managed Puppet Master/Agent. Wrote custom Modules and Manifests, downloaded pre-written modules from puppet-forge. Upgradation or Migration of Puppet community and Puppet Enterprise.

Experienced in converting existing AWS infrastructure to server less architecture (AWS Lambda, kinesis) deploying via Terraform and AWS Cloud formation.

Work with Terraform key features such as Infrastructure as code, Execution plans, Resource Graphs, Change Automation

Administered Version Control systems GIT, Subversion to create daily backups and checkpoint files.

Have worked with multiple teams like Development, QA, DB and Middleware administrators in automating various tasks.

Experienced in using bug tracking systems like JIRA, Remedy, HP Quality Centre and IBM Clear Quest.

Experienced in installing, configuring, supporting and troubleshooting Unix/Linux Networking services and protocols like NIS, NIS+, LDAP, DNS, NFS, DHCP, NAS, FTP, SSH and SAMBA.

Involved in designing various stages of migrating data from RDBMS to Cassandra.

knowledge of Cassandra and hands on experience with installing, configuring and monitoring DataStax Enterprise cluster.

Strong experience with web/application servers like IBM Web Sphere, Apache Tomcat, Jetty, JBoss, Web Logic.

Good Knowledge in Administration of Production, Development and Test environments carrying different operating system platforms like Windows, Ubuntu, Red Hat, Linux.

Experienced in maintaining networks via TCP/IP to enhance security and allow businesses to offer managed Wireless Hotspot services.

Expertise in Trouble Shooting the problem generated while building, deploying and in production support.

Good interaction with developers, managers, and team members to coordinated job tasks and strong commitment to work.

Experience in on-call support to support the environment 24/7 as required.

TECHNICAL SKILLS:

Languages

C, Java, XML, Bash, Ruby, Python, Shell, Perl Scripting.

Database

SQL, MySQL, MongoDB, NoSQL, Cassandra.

Application Servers

Oracle WebLogic, Tomcat, WebSphere MQ series.

Scripting Languages

Shell, Python, Perl, Ruby

Operating Systems

Windows, Red Hat, Centos7, Ubuntu, Sun Solaris, SUSE etc.

Automation Tools

Puppet, Chef, Jenkins, Terraform Ansible, Hudson, bambino.

Cloud Solutions

Amazon Web Services, Azure

Virtualization tools

Docker, Oracle virtual box, VMware, ESXI.

Networking

TCP/IP, DNS, NFS, NIS, LDAP, SSH, SSL, SFTP, SMTP.

Version & Change Control

GIT, Jira, SVN, TFS, Bit bucket.

Web/App servers

Apache Tomcat, WebSphere, JBoss, Web Logic.

Build Tools

Maven, Ant, Gradle.

Source Control

GIT, TFS, SVN, Perforce.

Logging and Monitoring Tools

Nagios, Cloud watch, Splunk.

Load Balancers

F5 BIG IP, amazon load balancer, auto scaling, Green and Blue Deployments

PROFESSIONAL EXPERIENCE:

Client: Genworth financial, Stamford, CT February 2017 - Present

Role: Sr. DevOps & AWS Engineer

Responsibilities:

Creating the Automation Build and deployment process for application, re-engineering setup for better user experience, and leading up to building a continuous integration system.

Responsible for Design of different Release Environments for new projects.

Build expertise in Workflow for Amazon Web services including Security Groups, IAM, EC2, S3, ELB, EBS, Policy, VPC, Docker, Kubernetes, Cloud Formation, Chef, Jenkins Vagrant, Apache, Tomcat, Git and GitHub.

Designing and deploying a multitude of applications utilizing almost all the AWS stack (Including EC2, Route53, S3, RDS, Dynamo DB, SNS, SQS, IAM) focusing on high-availability, fault tolerance, and auto scaling in AWS Cloud formation.

Experienced in JBOSS, Apache Tomcat, IIS, Apache HTTP Sun One (Web/Application Servers) administration such as Installation, configuration and administration in different environments.

Created the AWS VPC network for the Installed Instances and configured the Security Groups and Elastic IP's accordingly.

Using Cloud Trail, Cloud Passage, Check Marx, Qualys Scan tools for AWS security and scanning.

Built scripts using ANT and MAVEN build tools in Jenkins to move from one environment to other environments.

I would automatically deploy the entire site to all the servers on the stack including chef-client runs on all web and Admin servers, clearing Drupal cache, clearing multiple Varnish caches, and purging multiple Akamai URL's, and report everything verbosely into the Jenkins console output log.

Automation of various administrative tasks on multiple servers using Ansible.

Experience in automation of configuration of hosting environments including database administration and scaling an application and support load changes by using ansible and chef.

Used, vim and sublime editors for developing Chef recipes and puppet classes, creating puppet class ordering defining reusable methods

Demonstrated on Ansible along with Ansible Tower can be used to automate different software development processes all over the team organization.

Configuration Automation using Ansible and Docker Containers.

Implemented and designed AWS virtual servers by Ansible roles to ensure deployment of web applications.

Incorporated RabbitMQ as message broker to decouple back-end services.

Using Ansible with AWS allowed me to reduce costs for the department and eliminate unwarranted resources.

Extensive experience working with multiple domain Active Directory infrastructures, including site setup and management, architecture/topology, schemas and schema extension management, group management, group policies, user account management, management of printers and other computer objects.

Installed and configured configuration tool such as Chef Server/workstation and nodes via CLI tools to AWS nodes.

Assisted customer in implementing DevOps strategies using Jenkins for automated deployment of builds to different environments and Build Forge as the automated engine.

Involved in setting up the architecture of proposed environments with all the CI/CD tools.

Built Continuous Integration and Continuous delivery environment in Jenkins.

Built end to end CI/CD Pipelines in Jenkins to retrieve code, compile applications, perform tests and push build artifacts to Nexus.

Used Jenkins to automate everyday builds, testing and deployed in antifactory and tomcat servers.

Installed Subversion, Apache Tomcat Application servers on Unix Servers.

Created Repository structure in the Subversion.

Maintained the Tags, Branching and merging the code in the parallel development of two phases and applied the vendor patches to the Trunk and all branches in Subversion Repository.

Worked with Version control tools Subversion/Git Branching, Merge Strategies, migrated projects from Subversion repositories to GitHub Enterprise repositories through Team Foundation server (TFS).

Configured Nagios to monitor EC2 Linux instances with Ansible automation.

Used Nagios as a monitoring tool to identify and resolve infrastructure problems before they affect critical processes and worked on Nagios Event handlers in case of automatic restart of failed applications and services.

Skilled in monitoring servers using Nagios, Data dog, Cloud watch and using ELK Stack Elastic Search Log stash.

Created Apache Directory Server for local network and Integrating RHEL instance with Active Directory in AWS VPC

Build servers using AWS, importing volumes, launching EC2, RDS, creating security groups, auto-scaling, load balancers (ELBs) in the defined virtual private connection and open stack to provision new machines for clients.

Implemented rapid-provisioning and life-cycle management for Ubuntu Linux using Amazon EC2, Chef, and custom Ruby/Bash script.

Wrote a Python plugin for collected to write metrics to state.

Wrote python scripts for implementing Lambda functions.

Installed and managed Kubernetes applications using helm.

Point team player on Kubernetes for creating new Projects, Services for load balancing and adding. them to Routes to be accessible from outside, Creation of Pods through new application and control the scaling of pods, troubleshooting pods through ssh and logs, writing/modification of Buildconfigs, templates, Imagestreams etc.

Used Rabbit Message Queuing (RabbitMq) for Transport protocol between distributed systems.

Experience in creating Docker containers leveraging existing Linux Containers and AMI's in addition to creating Docker containers from scratch.

SCM is performed using GIT from master repository and knowledge on container management using Docker by creating Docker images.

Worked on NoSQL DBs MongoDB, Cassandra for relational database purposes.

Working on DevOps platform and have gained experience in specialized areas related to Chef for Cloud Automation.

Unique experience with Pivotal Cloud Foundry (PCF) architecture and design, troubleshooting issues with platform components, and developing global/multi-regional deployment models and patterns for large scale developments/deployments on Cloud Foundry and AWS.

Implemented Micro-services using Pivotal cloud foundry platform build upon Spring Boot Services.

Writing Chef recipes for various applications and deploying them in AWS CloudFront using Terraform.

Implemented Active Directory LDS for External LDAP Authentication for external schools.

Converted all Cloud Formation template to Terraform for infrastructure as code.

Server-side coding with NodeJS, ExpressJs, and NPM packages.

Designed and implemented a unified messaging framework based on AMQP and RabbitMQ.

Wrote a Python plugin for collected to write metrics to state.

Wrote python scripts for implementing Lambda functions.

Created Python Scripts to Automate AWS services, include web servers, ELB, Cloud front Distribution, database, EC2 and database security groups, S3 bucket and application configuration, this Script creates stacks, single servers or joins web servers to stacks.

Used S3 for simple storage service, moved files and used Snowball service for as part of migration.

Designed and Developed Java Objects based on Java Patterns and UML Specifications.

Played a key role during analyzing, preparing technical and functional design specification documents as per the Requirements, Architecture, Development and Maintenance of high traffic application built in Java/J2EE.

Managed internal deployments of monitoring and alarm services for the Azure Infrastructure.

Experience in configuring Splunk and Integrated Splunk with Active directory and LDAP authentication.

Code Quality Analysis techniques are performed by integrating Check style, Find bugs, PMD with CI tools.

Installed and Deployed Red Hat Enterprise Linux 6.x/7.x, CentOS and installation of packages and patches for Red Hat Linux Servers

Working experience on LDAP, NIS, DHCP, TCP/IP, DNS.

Extensive experience on Open stack, knowledge in Dynamite, AutoSys, JFrog, App dynamics, Zabbix monitoring Tool, Bitbucket, NoSQL like Redis.

Environment: GIT, Jenkins, Chef, SVN, Splunk, Ansible, Lambda, AWS EC2, AWS S3 and RDS, Beanstalk, AWS ELB, ruby, python, SQS, Cloud Watch and Route 53, Kibana, ANT, MAVEN, Shell(bash), TFS, uDeploy, Nagios, Apache Tomcat Application Server, Docker.

Client: Lattice Engines, CA Aug 2015 – January 2017

Role: DevOps & AWS Engineer

Responsibilities:

Involved in designing and deploying multitude applications utilizing almost all of the AWS stack (Including EC2, Route53, S3, RDS, Dynamo DB, SNS, SQS, IAM) focusing on high-availability, fault tolerance, and auto-scaling in AWS Cloud Formation.

Automated Regular AWS tasks like snapshots creation using Python scripts.

Setup and build AWS infrastructure resources such as VPC EC2, S3, IAM, EBS, Elasticsearch, logstash, Security Group, Auto Scaling, Lambda and RDS in Cloud Formation.

Build servers using AWS, importing volumes, launching EC2, RDS, creating security groups, auto-scaling, load balancers (ELBs) in the defined virtual private connection.

Utilize Cloud Watch to monitor resources such as EC2, CPU memory, Amazon RDS DB services, DynamoDB tables, and EBS volumes.

Managed Virtual servers (Ubuntu, Linux and Windows) on AWS EC2 using Open-Source Chef server.

Deployed and monitored scalable infrastructure on Amazon Web Services (AWS) & configuration management using Chef.

Created Python scripts to totally automate AWS services, which includes web servers, ELB, Cloud Front distribution, database, EC2 and database security groups, S3 bucket and application configuration, this script creates stacks, single servers, or joins web servers to stacks.

Developed GIT hooks for the local repository, code commit and remote repository, code push functionality and worked on the GitHub.

Automated builds using Jenkins for continuous build integration.

Integrated Jenkins with different code quality analysis and Review tools like SonarQube.

Integrated with SonarQube reporting dashboard to run analysis on present project.

Used Kubernetes for container operations in AWS, used Kubernetes clusters as a network and load balancer, also Kubernetes is also good at running web applications in a cluster way, also used in multiple services by creating images and reduced space.

Responsible for implementing new front-end features, APIs, internal tools and processes in a Node.js centered stack and then rolling out new releases with continuous integration in Jenkins

Managed large-scale deployments in stage and production environments.

Designed and implemented Nexus binary repository and process. Configured pom.xml files to publish the artifacts into Nexus repository as part of the continuous integration (CI) process. Experience in writing chef cookbooks and recipes to automate middleware installations, domain creations and deployment activities.

Wrote chef cookbooks using several of its components like attributes, files, recipes, resources and templates.

Wrote recipes and cookbooks to install and configure node.js on several servers.

Written wrapper scripts to automate deployment of cookbooks on nodes and running the chef client on them in a Chef-Solo environment.

Installed/Configured/Managed Puppet Master/Agent. Wrote custom Modules and Manifests, downloaded pre-written modules from puppet-forge. Upgradation or Migration of Puppet community and Puppet Enterprise.

Coordinate/assist developers with establishing and applying appropriate branching, labeling/naming conventions using GIT, Bitbucket source control.

Used JIRA to track issues and Change Management. Integrated JIRA and Subversion using Pre-commit hooks to ensure the process is followed and automated JIRA tasks using JIRA CLI.

Virtualized the servers using the Docker for the test environments and dev-environments needs. And also, configuration automation using Docker containers.

Collaborated with development and Support teams to setup a Continuous Delivery environment with the use of Docker, continuous build and Delivery tools.

Written Chef Cookbooks for various DB configurations to modularize and optimize end product configuration, converting production support scripts to Chef Recipes and AWS server provisioning using Chef Recipes.

.Used knife command-line to provide an interface between a local Chef-repo and the Chef server.

Implemented Chef Cookbooks for OS component configuration to keep AWS server’s template minimal and written recipes and cookbooks for configuring server side through Chef.

Environment: Ubuntu, Linux, Jenkins, AWS, EC2, ELB, S3, Cloud watch, EIP, RDS, VPC, R53, API, EBS, Elastic search, Logstash, Linux, Cloud Formation, Auto scaling, Chef, Puppet, GIT, Maven, Jira, SonarQube, Shell, DynamoDB, Jenkins, Nagios, Ansible.

AT&T, LA, CA May 2013 – July 2015

AWS/DevOps Engineer

Responsibilities:

Hands on experience with IAM to set up user roles with corresponding user and group policies using JSON

Involved in deploying the content to Cloud platform on AWS using EC2, S3 and EBS.

Created triggers for efficient access control of the GIT operations, to invoke operations before or after the execution of vital GIT events, to restrict or provide access to users.

Worked with Chef and Chef which is used to manage Linux but later versions support Microsoft Windows.

Implemented, integrated and managed Perforce as well as instituting accurate and automated build and release methodologies for Binary compilation for Apache HTTP/HTTPS, Tomcat, PHP and MySQL.

Converting the ANT build projects to Maven build projects.

Involved in assisting QA team in Load and Integration testing of J2EE applications on WebLogic/JBoss Application Servers.

Performed AWS cloud deployments for web applications with monitoring using CloudWatch and VPC to manage network configurations.

Back end programming using the LAMP Stack, built with Composer.

Implemented a CI/CD pipeline with Docker, Jenkins and GitHub by virtualizing the servers using Docker for the Dev and Test environments by achieving needs through configuring automation using Containerization.

Automating backups using python scripts to transfer data in S3 bucket.

To achieve Continuous Delivery goal on high scalable environment, used Docker coupled with load-balancing tool Nginx.

SCM is performed using GIT from master repository and knowledge on container management using Docker by creating Docker images.

Designed and developed LAMP projects and client based websites.

Set up Jenkins server and build jobs to provide continuous automated builds based on polling the GIT source control system during the day and periodic scheduled builds overnight to support development needs using Jenkins and GIT.

Continuous Delivery is being enabled through Deployment into several environments of Test, QA, Stress, and Production using Jenkins.

Added user validations and user permissions by using the NodeJs

Ability to write Shell & Perl scripting, defined through tasks using YAML format and Run Ansible Scripts to depending on provision to Dev servers.

Defined AWS Security Groups which acted as virtual firewalls that controlled the traffic allowed to reach one or more AWS EC2 instances.

Deployed and maintained Chef role-based application servers, including Apache, Jboss, Nginx, and Tomcat.

Written scripts in Python to automate log rotation of multiple logs from web servers

Created the build script using the ANT as build tool, for JAVA web applications.

Managed Maven project dependencies by creating parent-child relationships between projects.

Deploy and monitor scalable infrastructure on AWS & configuration management using chef.

Involved in editing the existing MS Build, MAVEN, Ant files in case of errors or changes in the Windows, JAVA Enterprise applications project requirements

Worked on GIT which includes Git branching strategy like developing branches, staging branches, master, push, pull requests and code reviews are performed.

Used AWS Beanstalk for deploying and scaling web applications and services developed with Java, PHP, NodeJs, Python, Ruby, and Docker on familiar servers such as Apache, and IIS.

Working experience in designing end to end automation of infrastructure and continuous delivery of the applications by integrating cloud formation scripts, Jenkins, AWS and CHEF cookbooks and recipes.

Used S3 for simple storage service, moved files and used Snowball service for as part of migration.

Implemented Ansible to manage all existing servers and automate the build/configuration of new servers.

Worked with storage and also worked with gateway stored volumes, gateway cached volumes, gateway virtual tape library. Installed VM image to host in our datacenter, which supports VMware.

Implemented a GIT mirror for SVN repository, which enables users to use both GIT and SVN.

Worked on configuring data sources for JBOSS with various versions of databases.

Configuration of various plugins for Jenkins for automation of the workflow and to optimize and smooth running of build jobs.

Primarily used Ruby to write GIT applications and Chef Recipes.

Develop and interpret security policies and procedures.

Designed and Implemented a SOA based search application using Top down development of Web Services, Cassandra/Hector and ANT.

Worked on infrastructure with Docker containerization.

Used AWS lambda to run servers without managing them and to trigger to run code by S3 and SNS.

Automating backups by shell for Linux and PowerShell scripts for windows to transfer data in S3 bucket.

Configured Elastic Load Balancers with EC2 Auto scaling groups.

Perform day-to-day operation and troubleshooting of VMs.

Conducted performance testing of Apache Tomcat management services.

Configured and monitored distributed and multi-platform servers using Nagios.

Creating manifests and classes in Chef for automation.

Experience with threat modeling, especially for web application and web APIs.

Evaluate and recommend new and emerging security products and technologies.

Environment: AWS, Redshift, Apache, Tomcat, Nagios, MySQL, PHP, Perforce, Jenkins, Maven, Docker, Ansible, JBOSS 4.22.GA, JSON, Web Logic Application Server, Chef, GIT, Oracle, Windows and Linux.

Client: OSI Systems, Hyderabad, India. Dec 2011 – April 2013

Role: Build and Release Engineer

Responsibilities:

●Developed and supported the software Release Management and procedures.

●Responsible for design and maintenance of the GIT Repositories and the access control strategies.

●Performed all necessary day-to-day GIT support for different projects.

●Implemented & Maintained the Branching and Build/Release strategies utilizing GIT source code management.

●Created Post Commit and pre-push hooks using Python in SVN and GIT repos.

●Implemented continuous delivery pipe line using Docker and Jenkins.

●Responsible for User Management, Administration, Group Management, Slave Management, new job setup in Jenkins.

●Evaluated Docker container technology to replace some virtual environments.

●Worked on Ansible to manage Web Applications, Config Files, Data Base, Commands, Users Mount Points, and Packages. Ansible to assist in building automation policies.

●Worked on Docker hub, creating Docker images and handling multiple images primarily for middleware installations and domain configurations.

●Virtualized the servers using the Docker for the test environments and dev-environment needs.

●Configured Docker container for branching purposes.

●Manage deployment automation using Puppet, M Collective, Custom Puppet Modules and Ruby.

●Used Ant and Maven as a build tools on java projects for the development of build Artifacts on the source code.

●Wrote new ANT scripts to Automate build process and modified the existing ones according to the new project guidelines.

●Automated the build and release management process including monitoring changes between releases.

●Delivered architecture designs and solutions for public, private and Hybrid clouds covering the cloud architecture tiers and portfolios of cloud services.

●Developed Python code to extract information from XML files using DOM Modules.

●Written Scripts for continuous slivery tools with their scripting API's using Bean Shella and shell, to Automate Complex Processes.

●Deployed the java applications into Apache Tomcat Application Servers.

●Used ANT tool to do the builds, integrated ANT to Eclipse and did local builds.

●Maintained local team repositories and Organization's central repositories for maven.

●Managed Maven project dependencies by creating parent-child relationships between Projects.

●Experience in writing Maven pom.xml and Ant build.xml for build scripts.

●Executed user administration and maintenance tasks including creating users and groups.

●Utilized WAR and JAR files for deployment of enterprise apps.

●Prepared Junit test cases and executed server configurations.

●Supported and developed tools for integration, Automated Testing and Release Management.

●Responsible for writing/modifying scripts using BASH & Shell.

●Built and Deployed Java/J2EE to a web application server in an Agile continuous integration environment and automated the whole process.

●Developed automation scripting in Python to deploy some applications.

●Worked on Administration, maintenance and support of Red Hat Enterprise Linux (RHEL) Servers.

●Developed & Supported tools for integration, automated testing & Release.

●Perform periodic system audits on all environments to ensure that only controlled versions of software reside all environments.

●Responsible for the development and maintenance of processes and associated scripts/tools for automated build, testing and deployment of the products to various developments.

Environment: Git, Jenkins, RHEL, Java, Hybrid clouds, Mcollective, Python scripting, Docker, SVN, J2EE, Bash scripting, Shell scripting, Maven, Ant, Eclipse, XML, Ruby, War, jar.

Client: AXIS BANK, Hyderabad, India Aug 2009 – Sept 2011

Role: Linux/Unix System Administrator

Responsibilities:

Managed and administrated of all UNIX servers, includes Linux operating systems by applying relative patches and packages at regular maintenance periods using Red Hat Satellite server, YUM, RPM tools.

Planned and performed the upgrades to Linux RHEL 5x, 6x, SUSE, CENTOS 5, operating systems and hardware maintenance like changing memory modules, replacing disk drives.

Handling NFS, Auto Mount, DNS, LDAP related issues.

Monitoring CPU, memory, physical disk, Hardware and Software RAID, multipath, file systems, network using the tools NAGIOS 4.0 monitoring.

Performing failover and integrity test on new servers before rolling out to production.

Deployment and

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