PROFESSIONAL SUMMARY:

• 7+ years of experience in IT industry as DevOps Engineer, Linux Administrator and Cloud Engineer in Source Code Management, software design, development, application support, deployment, and configuration on different platforms like Windows, Linux and Unix.
• Expertise in Installation, Configuration and administration of Red hat Linux, Ubuntu and Microsoft Windows servers.
• Installation, Trouble shooting on VMware running Linux (Red Hat) and Windows.
• Extensive experience in installation, configuration and deployment of virtual servers through VMWare.
• Expertise to handle tasks in Red Hat Linux, Ubuntu and SUSE Linux systems including upgrading RPMS using YUM, configuration of SAN Disks and LVM file system.
• Good Experience in Support and Maintenance Linux Platform and Virtualization with Red Hat Virtualization.
• Knowledge of Security Implementation with Firewall, SELinux.
• Have strong skills in installing, administering, maintaining and troubleshooting NFS, DNS, DHCP, LDAP, Mail Server and Samba Server in the Linux/Unix environment.
• Experience in development and configuration of software provisioning tools like Chef, Puppet and Ansible.
• Configured, administered Monitoring tools like Splunk and Nagios.
• Worked with various Environment teams such as Development, Testing and Production to ensure automated test efforts are strongly integrated with the build system.
• Experienced with various Services of AWS: EC2, EBS (Elastic Beanstalk), ELB, Route53, S3, Cloud Front, SNS, SQS, Dynamo DB, RDS, IAM, Cloud Watch, VPC, and Cloud Formation.
• Created IAM policies for delegated administration within AWS and Configure IAM Users/Roles/Policies to grant fine - grained access to AWS resources to users.
• Monitoring resources and Applications using AWS Cloud Watch, including creating alarms to monitor metrics such as EBS, EC2, ELB, RDS, S3, SNS and configured notifications for the alarms generated based on events defined.
• Expertise in DevOps, Configuration Management, Cloud Infrastructure, End-to End Automation which includes Azure, Amazon Web Services, Jenkins, Maven, GitHub, Ant, SonarQube, Ansible, Chef, Tomcat, JBoss, and Linux.
• Experience in migrating On-premise infrastructure to cloud platforms like AWS and involved in virtualization using (VMware), Open Stacks and infrastructure orchestration using containerization technologies like Docker and Kubernetes.
• Experience in Installing and configuring Continuous Integration and Continuous Delivery application JENKINS. Proficient in defining build pipelines in addition to creating and maintaining multiple jobs.
• Implemented rapid-provisioning and life-cycle management for Red Hat Linux using Ansible.
• Experience in writing various automation scripts to automate manual tasks, deploy applications, application build scripts/versioning etc. using many popular open source libraries with different languages like Shell, bash, Python based scripting.
• Extensively worked with Bug tracking tool like JIRA.
• Worked on version control tools like subversion and GIT and utilized Source code administration customer apparatuses like GitHub.
• Provided 24x7 System Administration support for Red Hat Linux / Unix servers and involved in troubleshooting the Network and user issues.
• Extensive experience in setup, configuration, upgrade, maintenance, performance monitoring and troubleshooting on different UNIX platforms like Linux, VMWARE and system software and hardware.
• Administered various flavors of Linux (RHEL, CentOS, Ubuntu, Solaris, Ubuntu, Fedora) and worked on Logical Volume Manager (LVM), Kickstart, Bonding, LAMP and LDAP.

TECHNICAL SKILLS:

• Operating System: UNIX, Red Hat, CentOS, Solaris, Ubuntu, Windows Servers
• DevOps Tools: Ansible, Puppet
• CI Tools: Jenkins, Bamboo
• Version Control Tools: Subversion, GIT (Git Lab, GitHub), BitBucket
• Monitoring Tool: Nagios and Splunk
• Cloud Environment: Amazon Web Services and Azure
• Scripting Languages: Python, BASH, Shell Scripting.
• Server Management: AWS, IaaS, VMWare, ESX/ESXi, VSphere, VCenter
• Web / Application Servers: Apache Tomcat, JBOSS, WebSphere, WebLogic
• Databases: MySQL, SQL Server, Oracle
• EMC tools: EMC Unisphere, EMC AppSync, EMC Recover Point

WORK EXPERIENCE:

Confidential, Bethpage NY

Devops Engineer/System Admin

Responsibilities:

• Worked in AWS environment, instrumental in utilizing Compute Services (EC2, ELB), Storage Services (S3, Elastic Block Storage), Elastic Beanstalk, VPC, SNS, IAM and Cloud Watch.
• Implemented a POC to use the DevOps tools offered by AWS to create a CI/CD pipeline in AWS, using Code Pipeline, Opsworks, Code Build, Code Deploy and AWS S3/Bitbucket.
• Provided security and managed user access and quota using AWS Identity and Access Management (IAM), including creating new Policies for user management.
• Designed AWS Cloud Formation templates to create custom-sized VPC, Subnets to ensure successful deployment of Web applications and database templates.
• Created EBS volumes to store persistent data and mitigate failure by using snapshots. Performed Data Back-up of Amazon EBS volumes to S3 by taking point-in-time snapshots.
• Utilized Cloud Watch to monitor resources like EC2, CPU memory, Amazon RDS DB services, EBS volumes to set alarms for notification or automated actions to monitor logs for better understanding of the operations.
• Extensively used Maven tool to do the builds, integrated Maven to Eclipse and did local builds.
• Experienced in authoring pom.xml files, performing releases with the Maven release plugin, and managing artifacts in artifactory.
• Build and configured Jenkins slaves for parallel job execution.
• Implemented Jenkins Code Deploy plugin to deploy to AWS and used to automate the build process and deploy the application to Tomcat server.
• Extensive knowledge in continuous integration tool Jenkins with different plugins like Git hub, Artifactory and SonarQube.
• Managing batch jobs in Unix for data automated import/export of data and system automation programming using Perl, Bash, Shell scripting.
• Troubleshooting and monitoring of various proprietary Axiom and 3rd party applications using Splunk and Cloud Watch in the Amazon Web Services (AWS) environment.
• Experienced in supporting database systems including Oracle, MySQL, on Red Hat Linux/Unix.
• Was involved in creating and maintaining user accounts, profiles, security, rights, disk space, File systems, Logical Volume Manager, and process monitoring.
• Experience in the installation of packages in the Red Hat Linux servers.
• Experience in monitoring multiple Linux/Unix systems using Nagios and Zabbix monitoring tools.
• Performed the installations and configurations of Web application software like WebLogic, Jboss, Tomcat webservers on the Red hat Linux/Centos and Solaris servers.
• Provided Desktop support on resolving the network and OS configuration issues by managing Windows workstations used in the QA testing environment.
• Attended the project owner meetings and technical walkthroughs for the new network and firewall connectivity requirements needed to configure on the web-based applications.
• Actively participated in the defect review calls to resolve critical issues and provide solutions that are compliant with application requirements.
• Configured Network Concepts DNS, NIS and DHCP, troubleshooting network problems such as TCP/IP, providing support for users in solving their problems.
• React to reported failures in end to end testing by providing troubleshooting of network configuration, log analysis and soliciting assistance from Development when necessary.
• Used Ansible Playbooks to setup Continuous Delivery Pipeline. Deployed micro services, including provisioning AWS environments using Ansible Playbooks.
• Working experience on GIT/Bitbucket repositories for codes check-in/check-out and branching etc.
• Working experience on the installations and configurations of Java and Weblogic servers.
• Used data logging tool Splunk for analyzing errors in the server log related to application.
• Working experience on Ansible by using in CI/CD process to provision the target environment and to deploy the application through Jenkins.
• Provided 24x7 System Administration support for Linux/Windows servers and involved in troubleshooting the networking and environment issues.
• Writing scripts as a part of Computer systems admin to monitor and run daily scheduled jobs of backups.
• Experience in monitoring System resources, logs, disk usage, scheduling backups and restore.
• Working Knowledge on Active Directory services on Microsoft Windows 2008, 2012 platforms.
• Experience working on Jira and SBM applications for project management for raising tickets for any task, issues and bug tracking.
• Containerized applications using Docker containers by creating Docker images and Docker files.

Environment: Centos 6x/7x, AWS, Jenkins, Docker, Ansible, Bitbucket, Python, Shell/Bash, JIRA, Patch Management, Splunk, Weblogic, Tomcat.

Confidential, MA

Devops Engineer

Responsibilities:

• Experience in AWS, which included managing applications in the cloud and creating instances.
• Created Snapshots and Amazon Machine Images (AMI's) of EC2 Instance for snapshots and creating clone instances.
• Building 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.
• Experience with container-based deployments using Docker, working with Docker images, Docker HUB and Docker registries.
• Experience in writing the Docker files and building the docker images. Created Docker containers for the healthcare applications using Docker images to run the integration and system tests. Experience in performing the integration tests on the containerized application using Maven.
• Installed and configured Jenkins and created End-to-End automation for projects.
• Maintained Jenkins to implement the CI process for major releases and scheduled builds to perform the Installation of the docker containers and running the integration tests using maven.
• Installed Jenkins/Plugins for GIT repositories, Setup SCM polling for immediate Builds with MAVEN and MAVEN repositories (Nexus Artifactory).
• Developed Python and Shell scripts for automation of the build and release process. Scripting in multiple languages on Bash, Shell scripting, python scripting etc. Wrote automation scripts in shell and python to enhance the CI-CD pipeline.
• Working experience on GIT/Bitbucket repositories for codes check-in/check-out and branching etc.
• Working experience on the installations and configurations of Java and Weblogic servers.
• Experience in writing the ansible playbooks to provision the servers in AWS platform: Importing volumes, launching EC2, RDS, creating security groups, auto-scaling, load balancers (ELBs) in the defined virtual private connection.
• Performed Patching in the Red Hat Linux servers and worked on installing, upgrading the packages in the Linux systems.
• Performed routine checks on nodes by monitoring syslogs and error logs for systems.
• Monitored Linux/Windows servers for CPU utilization, memory utilization, and disk utilization for performance issues

Environment: Centos 6x/7x, AWS, Jenkins, Docker, Ansible, Bitbucket, Python, Shell/Bash, JIRA, Patch Management, Vx Rails.

Confidential, MA

Linux Administrator / Devops Engineer

Responsibilities:

• As a Linux Administrator, got involved in designing, shell scripting, supporting Oracle databases, troubleshooting RHEL Linux/ Oracle Linux servers.
• Installations and Configurations of new Red Hat, Oracle Linux servers and Windows 2008/2012 servers.
• Worked on the installations of the new ESX hosts on the Cisco UCS physical servers.
• Configured Network concepts DNS, DHCP and troubleshooting network issues of Linux servers.
• Performed the setup of FC zoning to the newly built Cisco UCS servers with the VNX storage systems.
• Experience in patching and upgrading OS on multiple operating environments like Red Hat Linux 7.x/6.x/5.x, Ubuntu.
• Performed Installations, updates of new system packages using RPM, YUM in Linux servers.
• Worked on the Installation, Configuration and administration of virtual machines in VMware.
• Worked on the configuration of RDM disks on the Virtual Linux servers and assigning the UDEV permissions to them.
• Involved in upgrading the servers from Red Hat Linux 5.x version to Oracle Linux 7.x version.
• Designed and deployed scalable, highly available, and fault tolerant systems on AWS.
• Building 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.
• Used IAM to create new accounts, roles and groups and managed IAM accounts (with MFA) and IAM policies to meet security audit & compliance requirements.
• Used Auto-scaling and Elastic Load Balancer features on EC2 instances to serve the end users using applications during unexpected traffic/demand.
• Configured IAM roles for EC2 instances and assigns them policies granting specific level access to S3 buckets.
• Installed and configured Puppet enterprise, a configuration management tool for automating several processes in the DevOps environment.
• Created Puppet Master and Agents machines in the production environment for deploying and updating the software in automation process.
• Involved in setting up builds using Ansible as a configuration management tool and managed the configurations of more than 40 servers.
• Worked with different Ansible playbooks and maintain different Ansible roles and used Ansible playbook to deploy applications.
• Installed and Configured the Oracle Databases of the Oracle Linux servers in the EMC AppSync application.
• Performed the creation of snapshots, cloning, synchronization, and fracture of the LUNs in the Oracle Linux Database servers.
• Experience in Installation and configuration of Web hosting administration HTTP, FTP, SSH, SFTP, Samba and NFS, NTP Server configurations.
• Performed installations and configurations of Linux LPD, Windows SMB printers in the Linux servers.

Environment: Oracle Linux 7, Red Hat Linux 5.x/6.x/7.x, EMC VNX 5500/5600, EMC AppSync, VMware Vsphere Web client, Cisco UCS B200, HP ProLient DL580, Chef, Ansible, Jenkins, Nagios, Amazon EC2, S3, EBS, Elastic Load Balancer, GitHub, Python, Ruby, JIRA, Kickstart, Patch Management.