Objective

• Leverage the flexibility, speed of cloud and automate every possible action to streamline the process using technology.

SUMMARY

• 10+ years of IT experience in working with various technologies including Google Cloud, Tencent Cloud, AWS, Hadoop, Linux and windows administration, Ansible, Java, Python and shell scripting.
• Worked with teams across multiple regions around the globe.
• Strong DevOps skillset in creating infrastructure for applications in cloud and deploying applications in cloud environment.
• Good knowledge on transforming business requirements to low level system requirements.
• Good knowledge in working with CentOS 7 and managing packages for CentOS based clusters.
• Worked with AWS SDK CLI and Google cloud SDK CLI.
• Created Kubernetes cluster in google cloud and On premise and deployed applications in cluster by integrating with HA proxy and global managed load balancers.
• Strong experience in working with computer, network, storage, Load Balancers, Kubernetes in GCP, AWS, Azure, OCI, Alibaba, Tencent cloud.
• Experienced in working with Big Data eco system with various open - source components Hadoop 2, Hadoop 3, Hive, Pig, kafka, Cassandra, Spark, Ni-Fi and setting up big data clusters in both cloud and on-premise environments.
• Experienced in converting business requirements to technical requirements and optimizing the cloud costs.
• Experienced in working with streaming data ingestion, worked with Ansible to automate tasks and used shell script extensively to automate tasks across multiple Linux machines.
• Strong Linux administration skills to automate activities.
• Good in documenting project and strong communication skills.

TECHNICAL SKILLS

Programming: Java, Python, Scala

Automation: Ansible, bash, Jenkins, Terraform, Gitlab

Web technologies: HTML, CSS, D3.js

GCP: GCE, Storage, Big Query, Big Table, IAM, Cloud SQL, Kubernetes, Data Flow, VPC, GCS, Stackdriver

AWS: EC2, S3, VPC, Route53, SNS, RDS, IAM, EKS, ECR, Glue, Athena, EMR

Linux Management: Spacewalk, Red Hat Satellite, Suse Manager

Build Tools: Maven

Big Data: Hadoop Map Reduce, Hadoop 2 & 3, Storm, Sqoop, Flume

Databases: MySql, Postgresql 9.x & 10, influxDB, SQLite

Version Control: GitHub, SVN, Stash

Operating Systems: Windows 2000/XP/7/8.1/10, LINUX(Ubuntu, RHEL,CentOS, SUSE ), UNIX, HP-AIX

Azure: Virtual Machines, Networking, Storage, DevOps

Ticketing system: JIRA, DELL KACE, Service Now

Testing tools: JUnit, NUnit

PROFESSIONAL EXPERIENCE

DevOps Engineer /SRE GCP Engineer

Confidential, NY

Responsibilities:

• Implemented aggregated logging solution to pull the logs from applications in various Azure subscriptions.
• Implemented terraform modules and scripts for automatic provisioning in Azure environment for cloud resources.
• Responsible for creating & managing the environments for Multiple projects and subscriptions in Azure.
• Worked with multiple teams by leading DevOps team and successfully migrated Monolithic applications to Azure AKS.
• Setup multiple Kubernetes clusters running in various Amazon accounts and regions for the MDC-CPAGlobal Platform to accommodate different environments.
• Great experience in creating the customized docker files for creating docker images and push them to AWS ECR service
• Great Hands-On Experience on migrating On-premise Datacenter Webservers to AWS Datacenter.
• Created a Lambda Deployments and configured it to receive events from S3 bucket. And used AWS Lambda to execute code in response to triggers such as changes in data, shifts in system state, or actions by users.
• Responsible for creating application migration scripts in Python/PowerShell for automation purpose to AWS.
• Azure Cloud.Involved in high level micro services architecture like 3 tier applications
• Migrated Terraform backend from on prem to cloud to create DR.
• Worked with various Terraform modules from different cloud providers
• Extensively worked on kubernetes for orchestrating the docker containers and created pods and services.
• Good experience on setting up vernemq message broker clustering at container level.
• Written YAML files for creating pods, services, replication controllers and persistence volumes and deployed using kubectl command line tool.
• Maintain source code repository in GIT and handled branching, tagging & merging process.
• Deployed hybrid cloud model with Anthos to shift the workload between Anthos and cloud GCP
• Integrated the f5 client VPN with GCP Anthos to create the secured tunnel between cloud to on-premise
• Automated the CI/CD pipeline and created a docker images using Bitbucket, Maven,
• Jenkins and push it to google container registry.
• Written Shell scripts for automating the deployment process to all environments in the public cloud.
• Automated the release process & GKE cluster upgrades to prod environment without any downtime using node affinity in Kubernetes.
• Experience in rotating the application logs from persistent disk to google cloud storage using gsutil command line tool.
• Implemented Sonarqube for analysing the code quality during build process.
• Good experience in Nginx and HAProxy as a reverse proxy & load balancer. administering the database on google cloud mysql creating failover replicas and database backups.
• Shifted the Kubernetes cluster workload between cloud to on-premise via anthos
• Implemented persistent disk monitoring using Jenkins’s job and send out email for every 6hrs.
• deployed the resources to Google Anthos by using the terraform code and terraform backend in GCP buckets.
• Installing, configuring, and administering Jenkins CI tool on Linux machines.
• Automated the release pipeline to achieve zero touch deployment using Jenkins, GIT,
• Maven, and Nexus, Docker, Kubernetes, Google Cloud.
• Worked with Terraform Enterprise application to provision Kubernetes clusters and VM’s in cloud environments and supplied shell scripts in terraform code to bootstrap services. created terraform templates to create resources in multi cloud and created pipelines in jenkins to trigger terraform provisioning.
• Good experience in writing Docker files for creating the images.
• Implemented ELK stack for application log monitoring mechanism at container level.
• Written Vagrant files for creating vms in on premise environment.
• Experience in setting up Kubernetes on antsle private cloud server and install nextconnect app on the private antsle box.
• Response for automating the infrastructure and configuration management using automation tools like Ansible, packer, terraform

Environment: BitBucket, GIT, Maven, Jenkins, Docker, Kubernetes, Google cloud, Artifactory, SonarQube, Google container registry, Nginx, Jira, Vernemq Message broker, HAProxy,Postgres, Vagrant, Shell, Python, Groovy, Antsle Private Cloud, Google Cloud Storage, ELK.

DevOps Engineer

Confidential, NY

Responsibilities:

• Updating, installing, and removing packages for RHEL/SUSE/DEBIAN (yum, zipper, apt-get) including signing them based on organization custom key to ensure security
• Able to perform vulnerability scanning for Linux OS and analyze Nessus scans to fix vulnerabilities
• Implemented the setup for Master slave architecture to improve the Performance of Jenkins.
• Ability to build deployment, build scripts and automated solutions using various scripting languages such as Shell, Python, Ruby.
• Creating Cloud watch alerts for instances and using them in Auto scaling launch configurations.
• Setting up private networks and sub-networks using virtual private cloud (VPC) and creating security groups to associate with the networks and setting up scalability for application servers using command line interface.
• Experience on Connect to Amazon S3 without using an internet gateway or NAT, and control what buckets, requests, users, or groups are allowed through a VPC Endpoint for S3.
• Excelled on creating AMI (Amazon machine images) that utilizes ELB (Elastic Load Balancer) and Auto Scaling. That Auto Scaling fired up new resources those will by default bootstrapped with the Chef-Server.
• Experience writing various Chef Cookbooks, both, for Infrastructure Configuration and Deployment Automation using Roles, Environments, secure Data bags with vault, Attributes/resources, ERB templates etc.
• Writing various scripts for doing Automation process and capturing all log files from Docker containers to Amazon S3 buckets.
• Environment: Git, Python, Jenkins, Java/J2EE, Ruby, ANT, MAVEN, Chef, Tomcat, Perl Scripts, Shell Scripts, XML, UNIX, JIRA, Mysql, AWS, Docker, Nexus/Artifactory.

Linux Administrator

Confidential, Chicago, IL

Responsibilities:

• Supported 1500+ physical/virtual Enterprise Linux servers.
• Provided systems administration for a Scottrade Linux environment RHEL 6.9,7.x, including security patching, application installations, server builds, project work and troubleshooting.
• Monitored a large global Linux and UNIX driven network of DNS resolvers as well as other core business equipment.
• Provided configuration management, cloud infrastructure, and automation including Amazon Web Services (AWS), ANT, Maven, Jenkins, Puppet, Ansible, SVN, GitHub and Linux.
• Used Spectrum to monitor Linux system activities and set up and configured Linux application servers.
• Managed file system adds disks and create partitions on virtual Linux servers.
• Monitored servers and Linux scripts regularly and performed troubleshooting steps.
• Tested and installed the latest software on server for end-users.
• Designed, configured, and deployed Amazon Web Services (AWS) for a multitude of applications utilizing the AWS stack (Including EC2, VPC, Glacier, Route53, S3, RDS, CloudWatch, Cloud Trial, WAF, SNS and IAM), focusing on high-availability, fault tolerance, and auto-scaling.
• Provisioned AWS S3 buckets for backup of the application and synced contents with remaining s3 backups by creating entry for AWS S3 SYNC in crontab.
• Virtualized servers on AWS using Docker.
• Configured Docker containers for branching and deployed using Elastic Beanstalk.
• Automated weekly releases with ANT/Maven scripting for compiling Java code, debugging and placed builds into Maven repository.

Linux Administrator

Confidential, New Jersy, NJ

Responsibilities:

• Supported 2000 plus Physical/Virtual Enterprise Linux servers.
• Developed SLA reports relating to systems availability related to monitoring.
• Worked on change tickets in BMC REMEDY to setup monitoring alerts on applications running on Linux/Aix/windows servers.
• Developed shell scripts for Nimbus robot installations, modify shell script for Nimbus agent installation in various Linux/Aix systems based on requirement.
• Deployment and installation of management technologies (monitoring & capacity) to infrastructure systems.
• Deployed BPA Capacity Agent rpm/Nimsoft.exe packages on Linux/AIX/Windows systems to predict future disk space/memory requirements.
• Resolved issues with BPA agents on AIX/Linux systems to communicate with Capacity tools.
• Ran agent scripts based on requirement for Linux/AIX systems.
• Configured profiles, connections on services probe to monitor ORACLE 10g,11g data base, tables, table spaces with large amount of OLTP transactions.
• Supported 800+ physical/virtual Enterprise Linux servers.
• Made changes to PluginConfig.XML in Apache web server to redirect request to Application server.
• Developed Shell scripts to automate file transfer, batch jobs for training, testing, UAT, prod application servers running on Red Hat Enterprise Linux 5.5,6.
• Automated deployment of WAR, JAR, EAR files on PROD/DEV/TESTING/UAT environments with multiple applications.
• Developed Shell scripts to change the clock offset properties on different applications on multiple environments based on business requirements.
• Created users, groups, permissions for Dev/Prod/UAT/Testing.
• Improved manageability of Linux installations through consolidation of all Linux platforms to Red Hat Enterprise Linux, deployment of Zabbix and Red Hat Satellite Server for management and monitoring.
• Developed Perl, Shell Scripts to take back up of entire applications environment in WebSphere (WAS 7.0) before making changes in date roll in Oracle 11g.
• Administered UNIX infrastructure composed of Linux, AIX, HP-UX, Solaris and Tru64 servers.
• Administered monitoring infrastructure consisting of Nagios server with Centreon as web interface for configuration and display of performance data.
• Performed AIX 5x and 6x installation, up gradation, migration, and troubleshooting.