BHARATH I E-mail ID : ac0e8q@r.postjobfree.com

System/Devops/Cloud administrator Phone no: 678-***-****

Professional Summary:

Over 8 years of IT experience and gained expertise in systems - Windows and Unix administration and transformed traditional environments to virtualized environments with AWS - EC2, EBS, S3, Load Balancing, VMWARE, Open Stacks - Nova, Neutron, Swift, Cinder, Glance.

Worked in an environment of Amazon Web Services (AWS) products gained good knowledge in Elastic Cloud Computing, Simple Storage Services, Cloud Formation, Glacier, Block Storage, Elastic Beanstalk, Amazon Lambda, Virtual Private cloud, Load balancing, Relational Database Service, and Cloud Watch.

Build servers using AWS: Importing volumes, launching EC2, creating security groups, auto-scaling, load balancers, Route 53, SES and SNS in the defined virtual private connection.

Production experience in large environments using configuration management tools like Chef, Ansible and Puppet supporting Chef Environment with 500+ servers and involved in developing manifests. Developed Chef Cookbooks to manage systems configuration.

Continuing architectural changes to move software system offerings to a distributed, service based architecture; utilizing Docker/Kubernetes technologies

Design AWS Cloud Formation templates to create custom sized VPC, subnets, NAT to ensure successful deployment of Web applications and database templates.

Dealt with Linux Utilities: KICKSTART, SSH, FTP, AUTOFS, Quota Management, wrappers, User Management, Process Management, Memory Management, and Text processing tools, Log Management, Package Management, Disk Management and Swap Partition/Files Management.

Experience in developing puppet modules (blue prints) for installation, configuration and continuous integration (CI) using combination of puppet master, git, R10K wrapper, Openstack (Horizon), Vagrant and Jenkins/Udeploy

Optimization / cost reduction of Amazon AWS services (EC2, S3, EBS, ROUTE53, SES, and VPC). Microsoft SSIS using SSIS Power pack used to migrate to AWS Redshift data warehouse.

Experience in Installing Firmware Upgrades, kernel patches, systems configuration, system Performance tuning on Unix/Linux systems.

Practical experience with the deployment and configuration of Docker infrastructure on CentOS and Ubuntu OS's for container pipeline automated deployment in all required environments to support scaling AND service discovery.

Developed microservice onboarding tools leveraging Python and Jenkins allowing for easy creation and maintenance of build jobs and Kubernetes deploy and services

Used Chef for server provisioning and infrastructure automation, release automation and deployment automation, Configure files, commands and packages.

Good at scripting languages like Python, Ruby, Perl, Bash and configuration management tools Chef, Puppet, and CF Engine and Web Service like AWS.

Deployed Puppet, Puppet dashboard for configuration management to existing infrastructure.

Installed and Implemented Ansible configuration management system. Used Ansible to manage Web applications, Environments configuration Files, Users, Mount points and Packages.

Designed and implemented fully automated server build, management, monitoring and deployment solutions spanning multiple platforms, tools and technologies including Jenkins, Nexus, SVN, Blade logic and WebSphere.

Installed Docker Registry for local upload and download of Docker images and even from Dockerhub.

Supported API development team in creating Ansible playbooks for deploying, integrating and monitoring their continuous integration environment

Installation and configuration of ELK stack (Log Management tool) in both legacy and Docker swarm mode.

Designed and built deployment using ANT/ Shell scripting and automate overall process using SUBVERSION and MAVEN.

Working with the ELK (Elastic Search, Logstash, Kibana) stack to analyze log data obtained from Microsoft Business Intelligence tools.

Experience in Installing, upgrading and configuring Red Hat Linux 4.x, 5.x, 6.x and 7.x using Kickstart Servers.

Installing, upgrading and configuring REDHAT Linux ES 4.x/5.x using KICKSTART installation

Linux and DevOps Engineer, Around Eight years of involvement with a solid execution foundation in wide variety of professional system support and solution-based IT services for Linux Systems (or administrations) including monitoring, configuration, troubleshooting and maintenance of operating systems.

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

Extensively worked on Jenkins and Hudson for CI (Continuous Integration) and CD (Continuous Deployment) methodologies and for End to End automation for all build and deployments.

Technical Summary:

Operating System

Linux (Red Hat 4/5/6/7, CENTOS & SUSE), Solaris 11/10/9/8, HP-UX 11.0, 11.11, 11.23, 11.31, IBM AIX (4.3/5.x/6.x/7.x), HPUX11i V1, V2 & V3, SLES 8, 9, 10, 11 & 12, Ubuntu 12/13/14, Windows NT /2000/2003,DEBIAN.

Application Servers

Web Logic Application Server 9.x, 10.x, Apache Tomcat 5.x/7.x, Red Hat JBOSS 4.22.GA, WebSphere 6.x/7.x/8.x

Web Server

Tomcat, APACHE 2.x, 3.x, JBoss 4.x/5.x, Web Logic (8/9/10) & Web Sphere 4.0/5.0

Clusters

VERITAS Clusters, HACMP (High Availability)

Volume Manager

VERITAS Volume Manager, Solaris Volume Manager, LVM with Linux, AIX-LVM

Storage

EMC Clariion CX series, NetApp.

Backup Management

Veritas NetBackup 4.x/5.x/6.x, Ufsdump, Ufsrestore, tar, cpio, dd, Tivoli, Symantec Netbackup 7.x

Cloud Environments

AWS,AZURE,Amazon EC2 & S3, Rackspace, Openstack

Automation Tools

Chef, Puppet,Ansible, jenkins, Kickstart, Jumpstart.

Networking/Protocol

TCP/IP, NIS, NFS, DNS, DHCP, Cisco Routers/Switches, WAN, SMTP, LAN, FTP/TFTP.

Virtualization Technologies

VMware ESXi, Windows Hyper-V, Power VM, Virtual box,Citrix Xen, KVM,

Scripting

Perl, Python, Ruby, Borune, Korn and Bash Shell scripting, powershell

VersionControl Tools

Git, Subversion, CVS

Professional Experience:

Depository Trust & Clearing Corporation Dallas, TX. May 15 –Present

Role: Sr.Cloud/DevOps Engineer.

Responsibilities:

Created AWS cloud formation templates to create custom-sized VPC, subnets, EC2 instances, ELB, security groups. Worked on tagging standard for proper identification and ownership of EC2 instances and other AWS Services like Cloud Front, cloud watch, RDS, S3, Route53, SNS, SQS, Cloud Trail.

Experience on AWS cloud services like EC2, S3, RDS, ELB, EBS, VPC, Route53, Auto scaling groups, Cloud watch, Cloud Front, IAM for installing configuring and troubleshooting on various Amazon images for server migration from physical into cloud.

Experience in working on version control systems like Subversion, GIT by using source code management client tools like Tortoise SVN, GitBash, GitHub, Git GUI and other command line applications

Configuring, automation and maintaining build and deployment CI/CD tools git/ git-Lab, Jenkins, Build Forge, Docker registry/daemon, Nexus and JIRA for Multi-Environment (Local/POC/NON-PROD/PROD) with high degrees of standardization for both infrastructure and application stack automation in AWS cloud platform. Orchestrating CI/CD processes. CI/CD tools Dockerized and infrastructure setup in Vagrant, AWS and VPCs.

Experience with setting up Chef Infra, Bootstrapping nodes, creating and uploading recipes, node convergence in Chef SCM.

Installed/configured/maintained/administrated the network servers DNS, NIS, NFS, Sendmail and application server Apache, Websphere, JBOSS, Weblogic, Oracle E-business suite and Samba on Linux.

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.

Automate the installation of ELK agent (filebeat) with ansible playbook.

Implemented a production ready, load balanced, highly available, fault tolerant, auto scaling Kubernetes AWS infrastructure and microservice container orchestration

Configured Subclipse (Subversion plugin for Eclipse) and trained developers to utilize its various features Extensively used Ant, Maven, Perl and Bash Scripts for automating build and release tasks

Written Chef Cookbooks for various packages. Implemented environments, roles, data bags in Chef for better environment management.

Involved in Designing of Custom MSM (Multi-Site Manager) roll out configurations, BluePrint, LiveCopy and Responsive Web Design for Desktops, Mobile Phones, Tablets in a AEM Clustered environment.

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

Experience in setting up the chef repo, chef work stations, chef nodes, Hadoop and Saltstack.

Experience in managing Ansible Playbooks with Ansible roles. Used file module in Ansible playbook to copy and remove files on remote systems. Created inventory in Ansible for automating the continuous deployment.

Manage AWS EC2 instances utilizing Auto Scaling, Elastic Load Balancing and Glacier for our QA and UAT environments as well as infrastructure servers for GIT and Puppet.

Used Ansible Tower, which provides an easy-to-use dashboard and role based access control, so that it's easier to allow individual teams access to use Ansible for their deployments.

As part of continuously delivering Agile team, develop, test, and deploy Data platform features Develop ongoing test automation using Chef, Python based framework Using Ansible to Setup/teardown of ELK stack (ElasticSearch, Logstash, Kibana).

Used Jenkins and pipelines to drive all microservices builds out to the Docker registry and then deployed to Kubernetes, Created Pods and managed using Kubernetes

Building/Maintaining Docker container clusters managed by Kubernetes Linux, Bash, GIT, Docker, on GCP. Utilized kubernetes and docker for the runtime environment of the CI/CD system to build, test deploy.

Experienced in Troubleshooting Linux Systems identifying Hardware, software (both OS and Application level), and networking Issues

Experience with AWS instances spanning across Dev, Test and Pre-production and Cloud Automation through Open Source DevOps tools like Chef, Jenkins & Docker.

Administered Bamboo servers and Jenkins which includes install, upgrade, backup, adding users, creating plans, installing local/remote agent, adding capabilities, performance tuning, troubleshooting issues and maintenance

Configured email and messaging notifications, managed users and permissions, system settings and Maintained two Jenkins servers and one Bamboo server to deploy into production and non-production environment.

Developed build using ANT and MAVEN as build tools and used CI tools to kick off the builds move from one environment to other environments.

Environment: Redhat Linux 7.x, AWS, Chef, Ruby, Shell, Python, WebLogic Server 11g, Load Balancers, WLST, Apache Tomcat 7.x, Configured plug-ins for Apache HTTP server 2.4, Nginx, LDAP, JDK1.7, XML, SVN, GitHub

DELL Raleigh, NC. Mar 13- Apr 15

Role: Cloud/DevOps Engineer.

Responsibilities:

AWS Cloud platform and its features which includes EC2, VPC, EBS, AMI, SNS, RDS, EBS, Cloud Watch, Cloud Trail, Cloud Formation AWS Config, Auto scaling, Cloud Front, IAM, S3.

Managing a team of DevOps engineer for infrastructure support on AWS cloud. Creating Cloud Formation scripts for hosting software on AWS cloud. Automating the installation of software through Power Shell scripts.

Setting up private networks and sub-networks using Virtual Private Cloud (VPC) and creating security groups to associate with the networks.

Assisted developers with establishing and applying appropriate branching, labeling conventions using GIT source control.

Used Puppet to manage Web Applications, Config Files, Data Base, Commands, Users, Mount Points, Packages.

Developing puppet module for Automation using combination of Puppet Master, R10K Wrapper, Git Enterprise, Openstack(Horizon), Vagrant and SimpleUI(Jenkins).

Provide Hosting and Deployment Solution in PACI (Parallels Automation Cloud Infrastructure) based on Linux, VMware and Windows server platform.

Implementation of JIRA to track all issues pertaining to the software development lifecycle and Integration of JIRA with repositories such as Subversion and Git to track all code changes.

Experience in monitoring the availability & performance of RedHat Linux Servers through tools like mpstat, vmstat, iostat, netstat and nfsstat.

Manage deployment automation using Puppet, Hiera, Custom Puppet modules, in Ruby.

Created Ansible Playbooks and Puppet Manifests to provision Apache Web servers, Tomcat servers, Nginx, Apache Spark and other applications.

Expertise in managing AWS cloud resources EC2, S3, EBS, VPC, ELB, RDS, Elastic beanstalk, Cloud Watch and IAM.

Installed and administered Artifactory repository to deploy the artifacts generated by Maven and to store the dependent jars which are used during the build.

Expert in implementing continuous integration and deployment systems using Jenkins, Maven, Nexus, Ansible, Anthill pro and Run deck.

Perform configuration of standard Linux and network protocols, such as SMTP, DHCP, DNS, LDAP, NFS, SMTP, HTTP, SNMP and others.

Install, configure, and troubleshoot enterprise-wide Apache web servers and Tomcat application containers in a large Red Hat Linux/CentOS environment

Build server deployment on Cloud (EC2) servers with help of devops tools like Puppet.

Designing, supporting and maintaining Splunk cluster infrastructure in a highly available, geo-redundant configuration.

Used Puppet tool for managing system configurations.

Knowledge about Splunk architecture and various components (indexer, forwarder, search head, deployment server), Heavy and Universal forwarder, License model.

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

Headed Proof-of-Concepts (POC) on Splunk implementation, mentored and guided other team members on Understanding the use case of Splunk.

Manage users and groups in Solaris & Linux servers to create, modify and delete users/groups and troubleshooting user related issues.

Build automation using Jenkins server, Install and configuration of Jenkins, configure plugins, job setup, and build pipeline and delivery pipeline views

Set up Jenkins and Hudson for Continuous Integration Process. Provided end-user training on Tortoise SVN, JIRA, Rally and Asana for enterprise users.

Scheduled the Linux Cron jobs and Jenkins jobs for build automation. Developed Perl and shell scripts for automation of the build and release process.

Deployed and troubleshoot of various Jenkins issues. Installed and uninstalled, upgraded and downgraded various plugins in Jenkins.

Maintained build related scripts developed in shell for Maven builds. Created and modified build configuration files including POM.xml.

Good experience in converting build.xml into pom.xml in order to build the applications using MAVEN.

Setup a Jumpstart/Flash and Kickstart servers for provisioning of servers with different profiles.

Installation of Red Hat EL 4.x, 5.x using Kickstart and PXE on HP DL380 G3

Performed backup and administration activities for SVN/GIT branching, merging, tagging.

Environment: RHEL 6.x, Solaris and Windows, Git, Puppet, udeploy Bash, Python, Tomcat 7.x, Apache2, Nginx, Nagios, OpenStack, Test Director, Quality Center, BMC Remedy, Oracle HTTP Server.

CARE MORE Los Angeles, CA. Dec 11 – Mar 13

Role: DevOps Administrator.

Responsibilities:

Extensively worked on Ansible to configure the servers, deploy software, and orchestrate continuous deployments or zero downtime rolling updates.

Custom Ansible modules for finding facts and taking actions to pause/unpause the alarms during deployments.

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

Automate server build, configuration, and installation of basic software's using Salt and Ansible.

Automate Application Delivery using Puppet and Urban Code Deploy tool suite.

Installed, Configured, Managed Monitoring Tools such as Splunk, Nagios for Resource Monitoring/Network Monitoring/Log Trace Monitoring.

Developed automation scripting in Python (core) using Puppet to deploy and manage Java

applications across Linux servers.

Using Puppet Enterprise to Manage Application configurations in both a large VMware

environment, as well as a new SOA environment - built completely.

Configured Git with Jenkins and schedule jobs using POLL SCM option and also integrated to automate the code checkout process.

Involved in Building and configuring Red Hat Linux Servers using Kick Start server as required for the project. Maintained maximum uptime and maximum performance capacity for enterprise production, QA and UAT/staging.

Worked on creating user accounts, user administration, local and global groups on Redhat Linux platform.

Developed the scripts to push patches, files and maintain configuration drift through the Puppet Tool.

Implemented zero downtime deployment process in WebLogic using python and shell script and automated it using Jenkins.

Experience in setting up Upstream and Downstream Jobs Jenkins and Hudson. Worked with Jenkins Pipelines.

Configuration and maintenance of common Linux applications such as Apache, MySQL, NFS, DHCP, BIND, SSH, and SNMP.

Configured Jenkins/Hudson for doing the build in all the nonproduction and production environments.

Developed build and deployment scripts using ANT as build tool and automated the build and deploy processes using Jenkins to move from one environment to other environments.

Implemented detailed systems and services monitoring using Nagios and Zabbix. Wrote intelligent custom health checks to reduce notification noise and automate service restarts.

Implemented and configured Nagios for continuous monitoring of applications in the production environment and enabled notifications via emails and text messages.

Django-Celery Used for Queuing System in the Build and deploy process, taking Build & Deploy in Order-by. Using GIT for Version Control. Push/Pull/Commit/merge with GIT.

Installing, upgrading and configuring Linux Servers using Kickstart as well as manual installations and the recovery of root password.

Experience with setting up Linux servers for Oracle Real Application Clusters and configuring SAN based mount points.

Environment: Linux, C#, .NET, Perl, Chef, Ansible, Puppet, Jenkins, PHP, Ruby, JIRA, GIT, Docker, Vagrant, CFEngine, SVN, TFS, Ant, Maven, Bash, PowerShell, NT Command Shell.

Blue Star Infotech LTD Mumbai, INDIA Jul 10 – Nov 11

Role: Linux Administrator.

Responsibilities:

Provided 24x7 System Administration support for 300+ Red Hat Linux 3.x, 4. xservers and resolved trouble tickets on shift rotation basis.

Configuration of Hardware and Software RAID on Digital & Sun Servers.

Responsible for configuring and managing Squid server in Linux.

Creating templates, cloning Linux virtual Machines and migrating servers across ESX hosts.

Kernel tuning, Writing Shell scripts for system maintenance and file management.

Managing HP-UX, Compaq and Linux workstations and servers.

Configured and Administering NFS and NIS on Sun Solaris server environment.

Installation, configuration and administration of Red Hat Linux servers and support for Servers.

Used lilo and fsck to resolved server issues using rescue mode, and single user mode.

Shell scripting for database startups, backups using bash shell scripting.

Wrote Technical documentation for various projects and worked with Technical writer to finalize the documents.

Responsible for scheduling jobs using crontab and at.

Set up Quotas for the user accounts & limiting the disk space usage.

Troubleshooting Backup and Restore problems Creation of LVMs on SAN using Linux utilities

Perform day to day Linux administration such as user accounts, logon scripts, directory services, file system shares, permissions.

Monitoring system resources, logs, disk usage, scheduling backups and restore.

Setup Clustering for Linux servers.

Installation and configuration of Oracle 7.x/8.x.

Responsible for preparing architectural flow diagrams and presentations.

Day to day ticket resolving & submit CRQ based on user requirement.

Rpm management using Opsware.

Install and support user requested rpm's whenever it is required.

Creating LDOMs, installing Solaris, creating volumes, installing packages, Configured Sendmail.

Environment: Linux, Microsoft Windows 95/98/2000/XP/2003, TCP/IP, SVN, .Net, Jenkins, Java, SQL, Oracle, Hudson, Agile, WebLogic, Subversion.

MphasiS LTD Bangalore, INDIA. Dec 08 – Jun 10

Role: System Administrator

Responsibilities:

Custom build of Windows 2003 and Windows 2008 servers which includes adding users, SAN, network configuration, installing application related packages, managing services.

Responsible for maintenance of development tools and utilities and to maintain shell, Perl automation Scripts.

Installation, maintenance and administration of Oracle and Db2 Server on Sun Servers.

Log file was managed for troubleshooting and probable errors.

Assisted the development team and reviewed the required maintenance tasks.

Adding servers to domain and managing the groups and user in Active Directory, installing and configuring send mail.

Responsible for Connectivity issues among various Servers and various software components.

Setting up network environments using TCP/IP, NIS, NFS, DNS, SNMP agents, DHCP and Proxy.

File system Tuning and growing using VERITAS File System (VxFS), coordinated with SAN Team for storage allocation and Disk Dynamic Multi path.

Managing HP-UX, Compaq and Linux workstations and servers.

Fine tuning of Servers and configuring networks for optimum performance.

Responsible for the Database / Network operation with 80 servers.

Remote system administration using tools like SSH, Telnet, and Rlogin.

Setup Squid Proxy Server for internet sharing and to block the unwanted sites.

Installation and administration of RHEL 4.0.

Maintained Samba File Server for user authentication, syslog domain, and file sharing.

Setup Clustering for Linux servers.

Configured kickstart server and updating/applying patches to the servers using Redhat Satellite server.

Fine tuning of Servers and configuring networks for optimum performance.

Kernel tuning, Writing Shell scripts for system maintenance and file management.

Package and patch management on Sun servers.

Responsible for configuring real time backup of web servers.

Environment: CISCO 3600/2600 routers, DNS, DHCP, TCP/IP, RIP, FTP, TFTP, Terminal Services, SNMP, SMTP, NFS, NIS, NIS+, Microsoft Windows 95/98/2000/XP/2003, Linux.

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