SUMMARY:

• Managed servers on the Amazon Web Services (AWS) platform instances using Puppet, chef configuration management.
• Understanding of infrastructure automation using Docker and Ansible.
• Proficient in working with Debian, CentOS, Solaris and VMware ESX environment.
• Managed Amazon Web Services like EC2, S3bucket, RDS, EBS, ELB, Auto - Scaling, AMI, IAM through AWS Console and API Integration with Puppet Code.
• Developed Chef Cookbooks to manage systems configuration.
• Experienced in Jenkins for Continuous Integration.
• Experienced in Modifying Shell Scripts for process automation of systems, applications, backups.
• Managed CPU Usage, Shared Memory, Disk Space Usage and Controlling Processes.
• Installation, configuration and maintenance DNS servers, Mail servers, FTP servers, NFS, NIS, RPM, Zones, LDAP and Microsoft Active Directory & Samba Web servers on Sun Solaris, Linux platforms.
• Installed and configured DHCP, DNS, NFS.
• Coordinate/assist developers with establishing and applying appropriate branching, labeling/naming conventions using Subversion (SVN) and GIT source control.
• Should be able to migrate code from current source control to Bitbucket.
• Should have clear understanding of branching and versioning and able to understand ANT scripts and convert them to Graddle.
• Excellent written and verbal communication. Implement best practices for design, create, configure, deploy and test with CA DevTest 10.0.
• Develop custom handler extensions like LDAP, SMPP, SSH by extending the out of box protocols to accommodate the existing format of API calls and handle data parsing. For example, parsing APNS, GCM push notifications.
• Support Infrastructure management and administration.
• Migrate physical assets from datacenters to Amazon Cloud (AWS) using cloud computing.
• Migrate MS SQL database to MySql.
• Create Enterprise level Amazon Machine Image (AMI) to application teams to inherit.
• Strong decision-making and leadership abilities.
• Strong organizational and problem solving abilities.
• Self- starter who is excited about technology
• Team player who wants to both teach others and learn from others

SKILL SET:

Configuration management Tools : Ansible, Puppet, Chef, Docker

CI, Test & Build Systems : Jenkins, Bamboo 

Operating Systems : UNIX, Linux, Windows, CentOS 6.0

Infrastructure as A service : AWS, OpenStack (basic understanding)

Virtualization Platforms : Virtual Box, VMWare, Oracle VM 

Application/Web Servers : Oracle Web logic Server 11g, Apache, Tomcat, Oracle, 10g BEA WebLogic 8.1/9.2, WebSphere, JBoss 

Languages : C, C++, Java, Python, Bash, Ruby, Shell 

Logging & Monitoring Tools : Nagios 

Databases : Oracle 10g/11g, MySql, IBM DB2, MS-Access, MS SQL-Server.

Others : Ant, Maven, SVN, GIT, Vagrant, SQL, PL/SQL, Bit Bucket, Sonar Qube, Nexus, RedHat.

WORK EXPERIENCE:

Confidential

DevOps Engineer/Intern

Responsibilities:  

• As a DevOps Engineer my role is to provide continuous support for the features team's in hosting their application's and API's in cloud by using the DevOps tool's. 
• Set up the scripts for creation of new snapshots and deletion of old snapshots in S3.
• Responsible for Building out and Improving the reliability and performance of infrastructure deployed on Amazon Web Services. 
• Worked with Amazon IAM console to create custom users and groups. 
• Responsible for Building out and Improving the reliability and performance of infrastructure deployed on Amazon Web Services. 
• Written Chef cookbooks, recipes and pushed them onto Chef server for configuring EC2 Instances. 
• Experience with setting up Chef Infra, Bootstrapping nodes, creating and uploading recipes, node convergence in Chef SCM.
• Managed user accounts on Linux platform by creating Active Directory user groups and giving permissions to the individual users and for the group users to the dev and production servers. 
• Integration of automated build with deployment pipeline. Currently installed Chef Server and clients to pick up the build from Jenkins repository and deploy in target environments (Integration, QA, and Production). 
• Troubleshoot and debug environment and infrastructure problems found in the production and non-production environments. 
• Ensure all steps are successfully completed and document their completion times and issue logs. 
• Hands on experience in automating builds and deployment process using Shell scripting. 
• Coordinate/assist developers with establishing and applying appropriate branching, labeling/naming conventions using Subversion (SVN), Perforce and Git source control.
• Configured Jenkins to implement nightly builds on daily basis and generated change log that includes changes happened from last 24 hours. 
• Created various scripts in Python and Ruby for automation of various build processes. 
• Experience building large infrastructure for disaster recovery and multi data center strategy. 
• Involved in Building data backup/recovery strategy and plans. 
• Manage configuration of Web App and Deploy to AWS cloud server through Chef. 
• Work with different team members for automation of Release components. 

Environment: Java/J2EE, Ant, Maven, Jenkins, GIT, SVN, Chef, Puppet, AWS, Python, Shell Scripting, Ruby.

Confidential

Linux Administrator  

Responsibilities:

• Configuring distributed file systems and administering NFS server and NFS clients and editing auto-mounting mapping as per system / user requirements. 
• Network Administration - involving day-to-day routine checks, Configuration of LAN adapters, Routing, NFS, DNS and Troubleshooting. 
• Installation, configuration and maintenance DNS servers, Mail servers, FTP servers, NFS, NIS, RPM, LDAP and Microsoft Active Directory & Samba Web servers on Sun Solaris, Linux platforms. 
• Plan and implement assigned projects, change management, on-call support, and hotline bridge participation. 
• Provided afterhours and weekend support to facilitate the issues in the production environment. 
• Implemented scripting new by writing shell scripts and scheduled those by using cron. 
• Experience in creating file systems on LVM, and on Debian Linux. 
• Performed OS upgrades for critical servers under production. 
• Regular Admin Tasks include building Linux servers for Production, Development and Test Environments and supported the ones under production. 
• Worked in Mission Critical Production environment that deals with OS level issues through the Enterprise. 
• Involved in building Linux VM's using VM templates and kick-start servers to build multiple servers over the network.

Environment: Centos 5.7/6, Ubuntu 10.04/10.10/11.10 , Fedora 17, Windows 2008, Linux, Shell Scripting, Sun Solaris.