SUMMARY

• Around 8 years of experience in DevOpsEngineering AWS (Amazon Web Services) Engineer, Linux/Unix Engineering, Software Configuration and Network Administration in the areas of Designing, Planning, Installing and Configuring Linux servers (Centos, RHEL, Sun Solaris, Ubuntu, SUSE), Windows Server 2008 - r2/2012-r2.
• Experience in CI (Continuous Integration) and CD (Continuous Deployment) methodologies.
• Experience in administration and maintenance of source control management systems such as GIT and Sub Version, created tags and branches, fixed merge issues and administration software repositories.
• Experience at Software Development Life Cycles and Agile Programming Methodologies.
• Experience in using Mavenand ANT as build tools for the building of deployable artifacts (jar, war & ear) from source code.
• Installing, configuring and administering Jenkins CI tool on Linux machines.
• Extensively worked on Hudson/Jenkins, for continuous integration and end-to-end automation for all build and deployments.
• Set-up and maintain fully automated CI/CD pipeline for multiple Java / .NET environments using Git, Jenkins, Puppet / Chef.
• Experience in Configuration and expert in setting up Continuous Integration / Continuous Delivery using Jenkins integrated with AWS and Perl/Shell scripts.
• Experience on development and configuration with software provision tools like Chef and Puppet.
• Experience working on several Docker components like Docker engine, Hub, creating Docker images, compose, Docker Registry and handling multiple images primarily for middleware installations and domain configurations.
• Experience working with variousAWSServices like EC2, S3, ELB, EBS, Auto scaling, Route53, SNS, SES, Cloud Watch, RDS, IAM, Dynamo DB, VPC, Elastic ache, Cloud Formation, Cloud Front, Ops Works, Glacier, etc.
• Installed, Configured, Managed Monitoring Tools such as Splunk, Nagios.
• Experienced in developing and deploying applications on Oracle Glassfish, BEA Web Logic, IBM Web Sphere, JBoss, Apache Tomcat, NGINX, and Apache servers.
• Using Routed Protocols: FTP, SFTP, SSH, HTTP, HTTPS, TELNET, SMTP, and Direct Connect.
• Worked with Vagrant for local development setup. Moved vagrant setup to Docker based environment and experienced in writing Vagrant file and Docker file.
• Experience in deployment and configuration management and virtualization.
• Experience in networking - TCP/IP, IPv4, IPv6, LAN, WAN, NAT, VPN, Subnetting, VLSM, VLANs, CDP, STP, VTP, DTP, EIGRP, OSPF, RIP, RIP v2, Security, ACL, DHCP, DNS, Ether channel, Cisco Wireless LAN controller, HP and Cisco networking products.
• Experience with windows server - Active Directory, Group Policy, Print Services, print sharing, File Services, WDS, WSUS, Exchange 2010 & 2013, SharePoint, SCCM, FTP, NTFS permissions, Share permissions, Remote Desktop, Disk Quota, Wireshark, Cisco Network Assistant, Hyper-V clustering, SAN clustering, RAID, Hyper-V replicas, NIC Teaming, DHCP failover.

TECHNICAL SKILLS

Operating Systems: Red Hat Linux 5.x, 6.x, 7.x, CentOS 6 & 7, Ubuntu12.x, 13.x, 14.x, SUSE, VIOS 2.1/2.2, HP-UX 11, IBM AIX 5.x, Windows 98, ME, XP, Vista, 07, 08, Windows Server 2003, 2008 R2, 2012 R2, VMware ESX and Mac OS.

Programming Language: C, C++, C#, JAVA, J2EE.

Scripting: Shell, Perl, Ruby, Python, Bash, VB Scripting

Version Control Tools: Subversion (SVN), GIT, Clear Case

CI Tools: Jenkins, Hudson, Bamboo

Build Tools: Apache ANT, Maven

Configuration Management Tools: Chef, Ansible, Puppet

Monitoring Tools: Nagios

Containerization Tools: Docker

Cloud: AWS, Azure

Database: Oracle 9i/10g, SQL SERVER, MySQL.

Networking Protocols: DHCP, Ethernet, TCP/IP, HTTP, HTTPS, and FTP.

PROFESSIONAL EXPERIENCE

Confidential

Senior AWS DevOps Engineer

Responsibilities:

• Provided 24x7 on-call supports in debugging and fixing issues related to Linux, Solaris, HP-UX Installation/Maintenance of Hardware/Software in Production, Development & Test Environment as an integral part of the Unix/Linux (RHEL/SUSE/SOLARIS/HP-UX/AIX) Support team.
• Design and implement containerization infrastructure, such as Docker and Open Shift.
• Worked on Ansible playbooks for the installation of Open shift 3.6 environment.
• Managed GIT and SVN as Version Control Systems.
• Used Maven to perform daily and weekly Software Builds.
• Installed, administered and configured Jenkins Continuous Integration tool.
• Installed and configured SSH server on Red hat/CentOS Linux environments.
• Experienced in tasks like managing User Accounts and Groups, managing disks and filesystems.
• Installation and configuration of VM’s with Red Hat LINUX servers.
• Managing the chef client nodes and upload the cookbooks to chef-server from workstation.
• Leveraged Docker Engine to run Multiple Tomcat Instances as Containerized App Servers.
• Experience working on Docker hub, creating Docker images and handling multiple images primarily for middleware installations and domain configurations.
• Responsible for creating, managing Docker files for creating necessary base images used for automation of build, deployment environments.
• AWS Cloud management and responsible for code build, release and configuration on EC2.
• Created SNS (Simple Notification Services) and triggering it by Cloud Watch monitoring to send SMS or Email to desired recipients.
• Used IAM to create new accounts, roles and groups.
• Configured S3 versioning and lifecycle policies to and backup files and archive files in Glacier.
• Use of AWS including deploying new server instances through automation with CHEF and Jenkins.
• Used Jenkins 2.0 and pipelines, which helped us, drive all Micro services builds out to the Docker registry and then deployed to Kubernetes.
• Set-up and maintain fully automated CI/CD pipeline for multiple Java / .NET environments using Git, Jenkins, Puppet / Chef.
• Created and managed a Docker deployment pipeline for custom application images in the cloud using Jenkins.

Environment: Linux, HP-UX(RHEL/SUSE/SOLARIS/HP-UX/AIX), CentOS, SCM, Jenkins, Ant, Maven, Chef, AWS, Virtual Box, Kubernetes, Terraform, SonarQube, Junit, Nunit, Cobertura, Vagrant, Perl brew, Server spec, Shell, Python.

Confidential

Senior AWS DevOps Engineer

Responsibilities:

• Utilize Git and GitHub for version control.
• Participated in migration of projects from Subversion to GIT.
• Experience in Branching, merging, resolving conflicts in GIT.
• Maintained build related scripts developed in ANT, Python and shell. Modified build configuration files including Ant's build.xml.
• Managed the chef client nodes and upload the cookbooks to chef-server from workstation.
• Configured and automated the Jenkins build jobs for Continuous Integration.
• Written Ansible playbooks for configuration management and multi-machine deployment.
• Built scripts using ANT and MAVEN build tools in Jenkins to move from one environment to other environments.
• Created Ansible playbooks for various automation purpose, file copy, permission changes, configuration changes, path specific folder creation, etc.
• Proficient understanding of code versioning tools (GIT).
• Worked on YUM configuration to patch the servers to the latest OS/Kernel version.
• Experienced in working with Puppet, centralizing and automating configuration management.
• Used Puppet to manage Web Applications, Config Files, Data Base, Commands, Users Mount Points, and Packages.
• Build and Deployed Java/J2EE to web application server in Agile continuous integration environment and automated the whole process.
• Understanding manifests and Ruby scripts to customize the Puppet as per our environment.
• Setup and build AWS infrastructure various resources, VPC, EC2, S3, EBS, Security Group, Auto Scaling, RDS in Cloud Formation JSON templates.
• Created monitors, alarms and notifications for EC2 hosts using Cloud Watch.
• Design roles and groups for users and resources using AWS Identity Access Management (IAM).
• Debugging build failures, coordinating with developers and testers to resolve related issues.
• Monitoring systems Nagios and Splunk.

Environment: GIT, Puppet, Java, Jenkins, Cobertura, JBoss, ANT, Apache, WebLogic, Tomcat, WebSphere, Docker, AWS, Ansible, Red Hat Linux.

Confidential

System Engineer

Responsibilities:

• Provided consultation, determined and assessed information system requirements for IT network design, implementation, optimization and upgrades.
• Monitored LAN/WAN network environment including routers, switches, and firewalls.
• Installed and configured servers assessed hardware and software upgrades.
• Implemented complete infrastructure for the virtual environment hardware provisioning, planning and performed physical to virtual server conversion (P2V), network and fiber connectivity, SAN/NAS connectivity for backup solution.
• Compiled system reports and documentations, developed network diagrams.
• Analyzed requirements to assist clients buy the right infrastructure: boosted company sales.
• Noticed network issues like security breaches, bottlenecks at multiple sites. Analyzed and monitored the network using Wireshark and Cisco Network Assistant.
• Introduced new technologies like Hyper-V replicas, NIC teaming, DHCP Failover, ether channel for network redundancy, SAN clustering, Hyper-V clustering at multiple sites.
• Led a team of six to eight at different sites to perform server upgrades and migration: server 2008/2012 R2, Active Directory, DHCP, DNS, WDS, WSUS, Application Server, SharePoint, File services, VMware to Hyper-V conversion using tools such as SCVMM, VMware vCentre converter.
• Devised and implemented strategy to in corporate BYOD in the enterprise.
• Integrated apple devices, server and apple peripherals to existing network.
• Devised and implemented mock disaster recovery environment to test backups and disaster recovery procedures.
• Restored data from backup server to offline hosts.
• Strategized redundant topologies in the environment for both network and server-side infrastructure.

Environment: Hyper V, VMware, 3com net gear cisco and HP networking, Meraki MDM, Apple deployment, Apple DNS caching, PfSense firewall, VPN.

Confidential

System Engineer

Responsibilities:

• Supported all end user technology in mix of OS X and Windows Environment for Australia office and remotely for New Zealand office.
• Recommended, scheduled and implemented system upgrades, backups, patches and reconfiguration for server 2003 and 2008.
• Diagnosed and resolved incidents and escalated problems to next level.
• Resolved tickets for support enquiries like Office suite, printing, network issues.
• Created users and groups in Win server 2003, 2008.
• Supported Cisco network, LAN/WAN, network cabling, network printer and scanner.
• Performed additional responsibilities of generating daily, weekly and monthly reporting.
• Handled task assignment and management for remote development team.
• Administered SCCM and successfully migrated around 600 users from Win XP and Vista to Win 7.
• File and Print server migration.
• Performed software and patch administration.
• Administered backups and tested disaster recovery scenarios, performed file system maintenance and disk space management
• Assisted system installation and configuration, including hardware, software application and network.

Environment: Linux, Windows, Apple, web applications, Cisco networking, SCCM, production printers, Backups.