SUMMARY

• Over 15+ years of experience in Linux Systems, Network troubleshooting and Database Administration.
• Worked across both private (OpenStack) and public clouds (Amazon AWS).
• Experience with creating and publishing Docker containers.
• Develop methods to automate routine infrastructure tasks such as deployment and maintenance duties using orchestration tools and scripting languages such as Ansible, Puppet, Bash and Python.
• Strong experience working on production servers in Enterprise level environment independently.
• Experience managing various enterprise level LAMP stack and Java applications.
• Implemented and supported monitoring tools like Nagios, Zabbix, Splunk on Production servers.
• Performance tuning of Linux machines in the environment by kernel parameter tuning, identifying process that hog the system resources and containing them.
• Experienced in file system administration, resolving system errors, crashes and file system errors.
• Worked in maintaining integrity of Linux Servers by performing security and patching operations on a regular and planned way.
• Working knowledge on TCP/IP, UDP, and LDAP protocols in solving network related issues on the servers.
• Installation and configuration of Web Application servers like Apache, Tomcat, Weblogic and JBoss.
• Experience with orchestration tools such as Puppet and Ansible
• Experience with build tools like Jenkins to automate deployments for continuous integration.

TECHNICAL SKILLS

Operating Systems: RedHat, CentOS, Ubuntu

Scripting Languages: Bash, Python, PHP, HTML

Databases: Oracle, MySQL

Virtualization/Containers: Openstack(Nova,Swift,Neutron,Ceph,Glance etc..), Xen, Docker, Oracle Virtual Box, Amazon AWS.

Configuration Mangement: Ansible, Puppet

Applications: Apache, RabbitMQ, Git, Nagios, Jenkins

PROFESSIONAL EXPERIENCE

Confidential - San Francisco

DevOps (OpenStack /Ansible)

Responsibilities:

• Created playbooks for OpenStack deployments and bug fixes with Ansible.
• Deployed and tested playbooks in Docker containers before pushing changes in Git.
• As part of Confidential Cloud team fixed issues related to OpenStack components Nova, Glance, Neutron, Keystone, Mysql/Percona DB, RabbitMQ, Ceph, Repose, HAProxy and Horizon.
• Assumed responsibility as SRE and Automation engineer for different teams.
• Merge changes through SDLC pipeline Jenkins and GO for continuous integration
• Debug and resolve Pre-Post OpenStack deployment failures.
• Participate in daily scrum calls and take ownership of issues.

Confidential - Atlanta, Georgia

DevOps

Responsibilities:

• Managed applications and services in Amazon EC2.
• Use our system resource utilization and monitoring tools to identify potential problem areas for Confidential apps before they result in incidents.
• Monitor status and respond to system and storage events.
• Used Amazon ec2 command line interface along with Bash/Python to automate repetitive work.
• Provide on-going administration and level 2,3 support of UNIX and Linux systems.

Confidential - San Antonio, Texas

Openstack Devops

Responsibilities:

• Automating repetitive tasks using puppet config management tool.
• Configuring and supporting installations of applications through Puppet configuration Management.
• Maintaining Nagios servers and adding new services and servers.
• Supporting cloud based apps and databases.
• Implementing and Supporting Puppet Masters and Agents on approximately 500 Nodes for Configuration Management.
• Supporting Build Release Tools like Hudson and Jenkins.

Confidential

Linux Consultant

Responsibilities:

• Monitoring 1000s of machines, distributed across different data centers using Nagios monitoring tool.
• Migration of Linux Applications from data centers.
• Responsible for operational support and incident management of Linux server.
• Configuring and supporting installations of applications through Puppet Configuration Management.
• Installed and configured the ORACLE Glassfish servers on Clustered environment
• Supporting Development teams for Agile software development.
• Automation repetitive tasks using python and bash scripting.

Confidential

Senior Member Technical Staff

Responsibilities:

• Deployed Large scale Fusion Middleware on Oracle Linux.
• Perform the task of building script issues, implementing release deployment standards and fixing compilation issues.
• Developed Cron jobs and Shell Scripts (Python, bash) for automating administration tasks like file system management, process management, Server reboots etc.
• Monitoring the system performance and doing the kernel tuning to enhance the system performance.
• Troubleshooting Production Server Problems related to web applications, Linux Volumes, disk space, file system, and network connectivity.
• Involved in Virtual Machine creation, configuration and provisioning on Oracle VM, Xen and VMware.

Confidential, Warren, NJ.

Senior Systems engineer 

Responsibilities:

• Supported CVS, Perforce on production servers.
• Strong trouble shooting skills on web focus tools likes Apache, Tomcat and Weblogic.
• Handle the task of planning software deployment releases.
• Planned, scheduled and implemented OS patches on Unix boxes as a part of proactive maintenance.
• Performed routine and preventative maintenance on servers and timely apply security patches as mandated by the security team.
• Configuring and maintaining Network File Systems.
• Handle responsibilities of drafting and maintaining written procedures for build and release management
• Implemented Perforce, CVS, Jira, Cruisecontrol for developers and supported for any issues.