PROFESSIONAL SUMMARY:

• Over 8 years of Professional IT experience as a Azure DevOps, AWS Cloud Engineer, DevOps automation Engineer, Build& Release management, and worked in many technical roles both in Linux and Windows environment for build/Release automation process in Web & cloud/server Environment using Java/J2EE/.NET Technologies, Azure, AWS & open source technologies.
• In - depth understanding of the principles and best practices with Agile/Scrum/DevOps software development methodologies.
• Experience in large scale cloud infrastructure, primarily on Openstack, AWS and Azure.
• Automated Infrastructure provisioning using the Terraform, CloudFormation and ARM templates as Infrastructure as Code (IaC).
• Develop reference architectures and proof of concept implementations of cloud security environments
• Expertise in designing the Infrastructure architecture for new and existing production applications considering volume of traffic, geographical userbase, scalability etc.
• Experienced in installation, configuration, administration, troubleshooting, tuning, security, backup, recovery and upgrades of Linux and windows servers in large environment.
• Extensively worked on Jenkins pipelines for continuous integration (CI) & continuous Delivery (CD) and perform End-to-End automation for all build, test and deployments from scratch.
• Expertise in Configuring and using Git, Bitbucket, Maven, ANT, Gradle, Jenkins, JFrog Artifactory, Ansible, Puppet, Chef, Terraform, Tomcat, Docker and Kubernetes.
• Proficient with containerization technologies like Docker and container orchestration like ECS, Kubernetes and OpenShift for deployment, auto scaling and managing the Containerized application clusters.
• Written fully automated build and deploy Jenkins pipeline scripts in groovy from scratch for new projects and for new modules within existing projects achieving fully automation from code commit to Build & Deploy on the lower environments and after passing E2E testing & Quality gates automatically deploy to production servers.
• Experience with Git and GitHub Enterprise for Source Code Management System and knowledge on SVN, Bitbucket.
• Strong experience with deployment automation and virtualization tools. Strong preference for Confidential corp stack (Atlas/Terraform, Packer, Consul, etc)
• Worked on Confidential corp Vault secret management tool to provide security for credentials, tokens and API keys.
• Expertise in Enterprise repository management tools like Nexus, jFrog, Artifactory etc.
• Experience with Ansible, Capistrano, Chef and Puppet for configuration management.
• Experience with AppDynamics, Nagios, Op5, Splunk, AWS CloudWatch for IT Infrastructure Monitoring and analyticstools, and knowledge on Zabbix.
• Experience working with different scripting like UNIX shell scripting, PowerShell, Yaml, Groovy, Python, Ruby and passionate about learning new scripting languages on demand
• Experience with High availability application Load balancing configurations and tuning HAProxy to handle very high loads.
• Experience in configuring HTTPS secure channels and Installing, managing and renewing SSL Certificates .
• Designed and Implemented a Microservices container CI and CD solution within AWS/Azure leveraging Git , Jenkins, Docker, Terraform, Ansible and Kubernetes Services.
• Experience in Configuring Servers to provide Networking Services, including HTTP/HTTPS, NFS, SMB, SMTP, SSH, NTP, TCP/IP, DNS, DHCP, and LDAP .
• Experience in building advanced CI/CD workflows utilizing Kubernetes/Serverless Framework, including designing and building infrastructure, build/deployment automation, and QA Testing of workflows.
• Ensured, successful architecture and deployment of enterprise grade PaaS solutions using Private Cloud Foundry (PCF) as well as proper operation during initial Application migration and new development.
• Experience in Configuring and Deploying JBoss, Apache Tomcat web server, IIS Server and IBM WebSphere application servers.
• Experience working on installing and configuring Kafka Cluster with Zookeeper. Have knowledge on partition of Kafka messages and setting up the replication factors in Kafka Cluster.
• Experience in building performance testing suite using opensource tool JMeter.
• Experienced in Creating Clear and Concise Documentation.
• Strong oral and written communication skills, including presentation skills.
• Provided 24x7 on-call supports for Product Delivery Platforms and System/Application Troubleshooting and Problem Resolution.

TECHNICAL SKILLS:

Operating Systems: RHEL/CentOS, Ubuntu/Debian/Fedora, Windows server 2012/2016/2019

Languages and Scripting: YAML, Python, Ruby, Shell, Perl, HTML, Power shell, C, C++, Java

Database: MongoDB, Oracle DB, MySQL, AWS RDS

Infrastructure as a service: OpenStack, AWS, Azure, VMware, Terraform (IAC)

Containerization: Docker, Kubernetes, OpenShift

Configuration management: Ansible, Capistrano, Rundeck, Chef, Puppet, ansible tower

CI, Test & Build Systems: Jenkins Pipelines, Concourse, Maven, Gradle, Ant

Application/Web Servers: Tomcat, JBoss, Apache, IBM WebSphere, IBM HTTP server

Logging & Monitoring Tools: Nagios, OP5, Splunk, AppDynamics, DataDog, Zabbix

Version Control Tools: GIT, SVN, Bitbucket

Security Tools: Dome9, Twistlock, Rapid7, Tripwire, Snort

PROFESSIONAL EXPERIENCE:

Confidential, Charlotte, NC

SRE /Cloud/DevOps Automation Cloud Engineer

Responsibilities:

• Work with architects, developers, QA and cloud development team to implement cloud applications and automate processes to reduce toil using DevOps automation tools.
• Work on converting the traditional applications to docker and automate the build and deploy process for faster deployment and reduced the deployment time by 80%.
• Worked with various services of AWS: EC2, ECS, ELB, Route53, S3, CloudFront, SNS, RDS, IAM, Lambda, CloudWatch, and Cloud Formation.
• Worked on OpenStack services such as Horizon, Keystone, Nova, Neutron, Glance, Cinder, Ceilometer and Swift.
• Responsible for managing the Openstack infrastructure capacity and work on planning the Infrastructure Architecture for new and existing applications based on traffic volume, userbase, etc.
• Work with various Azure services: Azure Virtual Networks, Azure Virtual Machines, Resource Groups, Express Route, Traffic Manager, DNS, VPN, Load Balancing, Application Gateways and Auto-Scaling.
• Involved in configuration for Web apps/Function apps, V-net integration, HCM, App Insights, Active directory, Azure Key Vault, Encryption and Security on Azure.
• Using Infrastructure as Code tools Terraform, ARM templates and CloudFormation for provisioning the Cloud infrastructure.
• Developed and implemented Software Release Management strategies for various applications according to the agile process.
• Responsible for ensuring the reliability, scalability and high-grade security of highly available, by using cutting-edge open-source technologies.
• Involved in configuring virtual machines, storage accounts, resource groups in Microsoft Azure.
• Use Google’s SRE (site reliability engineer) culture in maintaining the reliable infrastructure and following key elements SLIs, SLOs, SLAs. Perform post-mortems with teams after every roll back or deployment failure with precise documentation and constantly improving the process from previous failures. Following metrics of MTTR (Mean Time To Rollback, Respond, Resolve, Recovery), Mean Time To Mitigate, Mean Time To Acknowledge.
• Good understanding of OpenShift platform in managing Docker containers and Kubernetes Clusters.
• Work on breaking up the monolithic applications to microservice and using Jenkins pipelines deploy the microservices applications to Docker registry and then to Kubernetes.
• Authored Terraform modules for infrastructure management and published module to the Terraform registry todeploy productin cloud environment.
• Using Power shell to write, debug scripts to automate the processes and do migration of VM, involving copying and creating of VHDS.Configuration of Microsoft DevTest Labs to migrate the virtual machines from one subscription to another subscription.
• Built a VPC, established the site-to-site VPN connection between Datacentre & AWS.
• Used Dome9 to detect misconfigurations, model and actively enforce security best practices, and protect against identity theft and data loss in the cloud.
• Worked with Confidential corp vault to store the credentials. Integrated with CI/CD pipeline to manage the credentials for build and deployment jobs.
• Used tripwire and snort intrusion detection system (IDS) and configure email alerts on production Servers for security to detect and protect from the outside threats.
• Utilize cloud-based APIs when appropriate to write network/system level tools for securing cloud environments.
• Written Docker files to package and build docker containers. Used Multistage docker files to build maven code in one container and deploy and test on another container.
• Deploy Java microservice applications Using Docker containers, Kubernetes and OpenShift. configuring autoscaling, replica sets etc using Yaml files.
• Work on implementing the Docker using the docker maven plugin for wrapping up final code by building Docker images, setting up development and testing environment using Docker Hub, Docker Compose, Docker Swarm and Docker Container Network.
• Worked with Twistlock to perform scans for docker container and check vulnerabilities.
• Work on writing automation scripts using shell scripting, PowerShell, Yaml, Groovy, Python, Ruby using IntelliJ.
• Used RPM maven plugin to package springboot java application JARs with dependencies and convert to RPM for easy deploy on servers.
• Experience with Ansible, Capistrano, Chef and Puppet for configuration management.
• Developed Ansible playbooks, inventories and custom playbooks in YAML and encrypted the secrets using Ansible Vault and maintained role-based access control by using Ansible Tower. Implemented IT orchestration using Ansible to run tasks on different servers. Used vault for managing the secrets.
• Work on Setting up CI tool Jenkins master slave cluster from the scratch with high availability and configure plugins, settings and Single sign on (SSO)for authentication with matrix.
• Used Git as source code management tool: creating local repo, cloning the repo, adding, committing, pushing the changes in the local repo, saving changes for later (Stash), recovering files, cherry-pick, branching, creating tags, viewing logs, etc. and responsible for Access management for GitHub enterprise Organizations.
• Configured AppDynamics Application Performance Monitoring (APM) with java applications to perform deep dive analysis and monitor the trends and trigger email notifications. Created AppD application Dashboards.
• Used Op5, DataDog for monitoring infrastructure, Splunk for log analytics and created dashboards to check Application call volumes, errors, response times and alert if below threshold and daily reports for all applications. Used ansible to push splunk forwarders configurations on large scale servers.
• Hands on experience on Installing and configuring Elasticsearch Logstash Kibana (ELK) Stack using docker and created dashboards on Kibana.
• Building Jenkins groovy pipeline scripts to Integrated services like GitHub, Nexus repository, deploy on QA environment and perform E2E tests and after passing tests and quality gates continuously deploy the new build on higher environments.
• Worked on configuring WordPress application on LAMP stack for publishing the application documentation and platform for users’ feedback and interaction.
• Worked on configure and managing Motomo for web analytics used Fabric for Realtime analytics and event tracking for IOS mobile application.
• Configured and used mountebank and Hoverfly tools for API response mocking for Application testing.
• Involve in performing the chaos testing applications to test the resilience of applications IT infrastructure.
• Experience working on installing and configuring Kafka Cluster with Zookeeper and Redis.
• Development of offering proofs-of-concept for cloud platform and effectively transition those concepts to the lines of business for engineering and deployment.
• Used JIRA and ServiceNow as a Change Management/ Work Management/ SCRUM Agile Tool.
• Involved in troubleshooting business critical issues and finding Root Cause Analysis by analysing heap/thread dumps and network packets taking tcp dump, snoop using Wireshark.
• Use Web Browser developer tools for troubleshooting the application and network issues and analysing the network calls and response headers.
• Install and configure MongoDB clusters using replica sets and sharding clusters for High performance applications. Used RoboMongo for query and update document data in MongoDB cluster. Used Oracle and opensource SQL DBs like MySQL, Postgres, MariaDB.
• Deployed web and enterprise applications (war, ear) on Tomcat Application Servers, windows IIS: the deployment environment included Linux, Windows.
• Good knowledge on google cloud platform ( GCP) services like compute engine, cloud load balancing, cloud storage, cloud SQL, stack driver monitoring and cloud deployment manager.
• Good knowledge on Setup GCP Firewall rules to allow or deny traffic to and from the VM's instances based on specified configuration and used GCP cloud CDN (content delivery network).
• Work on Installing and managing the SSL certificates to make the applications communication channel secure with HTTPS. Wrote script to automatically check the expiry date and send email alerts.
• Use HAProxy and Nginx as Software application Load balancer and expertise in fine tuning configurations to improve the performance and reliability in handling the heavy traffic loads.
• Perform server updates, patching, upgrades and package installations.
• Performed NetBackup and Recovery, maintained regular backups using tar, ufsdump, ufsrestore, snapshot, etc.
• Written Python and Bash scripts for system administration and automation such as automate the regular tasks like removing core files, taking backups of important files, file transfers among servers, etc.
• Configured resources such as packages, services, files, directories, exec, notify, users, groups, cron jobs, etc. using Ansible.
• Involved in troubleshooting issues related to applications, and systems. Lead troubleshooting calls and perform Root Cause Analysis (RCA) for the issue and maintained KEKB to avoid same issues in future.
• Provide 24x7 on call production support for application and cloud infrastructure.

Environment: AWS (IAM, EC2, ECS, ECR, ELB, S3, EBS, Kinesis, VPC, Route53, RDS, DynamoDB, SQS, SNS, Lambda, Cloud formation) Openstack, Azure, Linux, Windows, Terraform, Kubernetes, Docker, OpenShift, Ansible, Capistrano, Chef, Git, Jenkins Pipelines, vault, JBOSS Maven, Nexus, JFrog Artifactory, Splunk, Op5, AppDynamics, Datadog, Yaml, Groovy, Python, Java, Kafka, Redis, SonarQube, Tripwire, MongoDB, OracleDB, GCP.

Confidential, PA

DevOps/Cloud Engineer

Responsibilities:

• Experienced with build and release management, configuration management, DevOps, and Infrastructure management using automation tools.
• Involved in supporting cloud instances running Linux and Windows on AWS, experience with Elastic IP, Security Groups and Virtual Private Cloud in AWS.
• Creating AWS environment using Computing Services (EC2, ELB), Storage Services (S3, Glacier, Block Storage, Lifecycle Management policies).
• Extensive working on CloudFormation and Deploying the Web application using Docker and hosting it to cloud.
• Created customized AMIs based on already existing AWS EC2 instances by using create image functionality, hence using this snapshot for disaster recovery
• Created AWS Launch configurations based on customized AMI and use this launch configuration to configure auto scaling groups and Implemented AWS solutions using EC2, S3, Route53, EBS, Elastic Load Balancer, Auto scaling groups.
• Collaborate in the automation of infrastructure provisioning in AWS via Terraform (IaC), Ansible, and Jenkins - software and services configuration via Ansible Playbooks.
• Migrated On premise Linux environment to AWS by creating and executing a migration plan, deployed EC2 instances in VPC, configured security groups & NACL’s, attached profiles and roles using AWS Cloud Formation templates and Ansible modules.
• Worked with application and infrastructure teams to design and architect infrastructure (network, OS, databases) and applications to protect against attackers.
• As a hands-on technical specialist, handle complex and detailed technical work necessary to establish and maintain secure cloud & data center security.
• Experience in using of Docker for virtualization, containerization, and deploying the Java web applications securely to fasten the Build and Release process, performed automation tasks using Docker Hub, Docker Engine, Docker Machine, Docker Compose and Docker Registry.
• Experience in writing docker files for packaging and building the docker images.
• Work on Docker container snapshots, attaching to a running container, removing images, managing directories structure and managing containers.
• Worked on creating the POCs on the Kubernetes container orchestration. Created the K8s clusters and deployments for web applications using the Jenkins pipelines with autoscaling.
• Build the deliverable artifacts using Maven as a build tool in Jenkins for Java applications and deploy them to various environments. Built and deployed EAR and WAR artifacts with custom configuration settings using Maven Tool Kit and further deployed the artifacts into Apache Tomcat Web Server and WebSphere Application Servers.
• Installed Jenkins on Linux machines, created master, and slave configurations to run multiple builds in parallel and run platform specific application jobs on windows Slave nodes for Extensive E2E testing.
• Wrote Jenkins Groovy pipeline scripts for automating the build and deploy tasks increasing the efficiency.
• Worked with Ansible playbooks for orchestration, provisioning, configuration management and application deployment in multiple environments. Experienced working with Ansible tower and rundeck to create projects and scheduling jobs.
• Created and wrote shell scripts (Bash), YAML, Groovy, Ruby, Python and PowerShell for automating tasks.
• Work in monitoring Cloud servers using op5 Nagios, Cloud watch. Creating dashboards and alerts. Automated Nagios services for database server, HTTPwebserver, application-server, networks, file sizes, RAM utilization, Disk performances using python and Ansible.
• Used MySQL, Dynamo DB and Elastic cache to perform basic database administration.
• Analysed Heap dumps for memory leaks in applications using IBM Heap Analyzer across different environments.
• Used TestNG and Selenium WebDriver for Automation testing for the application and component testing and Apache JMeter for load/performance testing CRDB.

Environment: AWS, Linux, Windows, Chef, Java, Git, Ant, Maven, Jenkins, Nexus, Ansible, Terraform, Rest API, Docker, Kubernetes, PCF, MySQL, Selenium, Jira, Groovy, Python, Ruby, Shell Scripts, Tomcat, IBMWebsphere, Nagios.

Confidential, Branchburg NJ

Build/Release Engineer

Responsibilities:

• Design roles and groups using AWS Identity and Access Management (IAM).
• Building & configuring Red Hat Linux systems over the network, implementing automated tasks through crontab, resolving tickets according to the priority basis.
• Managed hardware, software, and networking for a large scale cluster on Amazon EC2.
• Designed and deployed AWS solutions using EC2, S3, RDS, EBS, Elastic Load Balancer, Auto scaling groups, Ops works
• Implemented a GIT mirror for SVN repository, which enables users to use both GIT and SVN.
• Maintained build related scripts developed in ANT, Python and Shell. Modified build configuration files including Ant's build.xml.
• Used Maven for doing Java build involving over 5000 JAR files and 2-week build schedule.
• Created Clear Case configuration record for builds using derived objects generated during build audit process
• Decent knowledge on Dynamo DB and Amazon EMR.
• Implementing a Continuous Delivery framework using Jenkins, CHEF, Maven & Nexus as tools
• Creating CHEF recipes for a Proof of Concept.
• Installed and Managed Nexus Private repository manager for handling dependency management.
• Used JIRA tool to track all the defects and changes related to build and Release Team.
• System monitoring with Nagios & Graphite.
• Deploying Java Enterprise applications to Apache Web Server, JBoss Application Server Highly skilled in the usage of data center automation and configuration management tool such as Docker.
• Worked with the Architects on SDLC process being the owner of post development environments.
• Business data analysis using Big Data tools like Splunk, ELK.
• Installed and configured MySQL and oracle database on Linux servers.
• Initial troubleshooting and resolution of network connectivity issues. Experience in documenting processes and procedures followed in fulfilling a task.
• Maintain the build process to support ongoing R&D .

Environment: Linux, Java, maven, Git, Python, Apache Web Server, JBoss, CHEF, JIRA & Nexus, UNIX & Perl scripts, Nagios, Docker, AWS

Confidential

Systems Engineer / Build & Release Engineer

Responsibilities:

• Managed releases, Environment Management, Deployments, Continuous integration, Continuous deployment, Incident management, Version management.
• Installed and configured Solaris 8,9,10 using CD media, Jumpstart and RHEL 4.x, 5.x using CD media, Kickstart.
• Created and maintained Solaris 10 zones, Administered and troubleshoot Solaris and RHEL installed on Sun Fire and IBM blade.
• Implemented system upgrades including hardware, operating system and patch upgrades.
• Created, modified, and deleted users, groups and group memberships as per requirements.
• Installed and upgraded software packages for Linux and Solaris Servers using RHN, and sun update manager.
• Analysed and monitored resource utilization, and system performance using various system tools such as vmstat, sar etc.
• Made backups of the directories and files using the tar, gzip, and gunzip tools.
• Wrote shell scripts for monitoring the systems and applications such as monitoring the processes in all the servers, and also run cron jobs using crontab.
• Managed volume and file system using ZFS on Solaris and LVM in Linux.
• Installed Apache Web server, WebLogic Application Server, and Oracle database in the servers.
• Configured domains, admin and managed servers in WebLogic application server to deploy web/enterprise applications.
• Experienced in configuration and maintenance of common Linux services such as Tomcat, Apache, MySQL, NFS, FTP, Postfix, LDAP, DHCP, DNS BIND, HTTP, HTTPS, SSH, in tables and firewall etc.
• Ability to handle load balancer implementations like bonding multiple interfaces into single bond in case of over load on LAN devices.
• Strong understanding in writing the automation of processes using the shell script with bash
• Administering local and remote servers on daily basis, troubleshooting and correcting errors.
• Experienced with inter networking using TCP/IP and resolving network connectivity using tools Like dig, nslookup, ping.
• Installing and configuring various servers as Apache web server, HTTP server, Samba.
• Experience in RHEL Provisioning, Upgrades, Patching, Configuration and Performance Tuning in Linux
• Environment using satellite server.
• Production support of Apache, Apache HTTPD, JBoss, Tomcat and Oracle Web logic 10.3 applications
• Strong experience in VM environments like KVM, Oracle Virtual Box and VM Ware 5.0.
• Database administration of MySQL, Oracle or equivalent Data Base programs.
• Installed and configured various services like DNS, LDAP, DHCP, RPM, Send mail,
• Apache Web Server, WebLogic, NIS, SSH, Tomcat, Telnet, HTTP, HACMP, GPFS, SSL, NetApp, RPM Package Management and others.
• Debugged network connectivity issues and involved in trouble shooting activities with commands ping, Trace route, TCP dump, nslookup, netstat, IOstat, top.
• Experienced in writing Shell Scripts in Bash, C-shell and Cron tab in Linux to automate the tasks.

Environment: CentOS & Ubuntu, Solaris 9/10/11, VMware, Java/J2ee, GIT, ANT, Maven, Nexus, Jenkins, Python, Apache Tomcat, KickStart, WebSphere, SQL, Agile, UNIX & Perl scripts, Jira, Shell scripts, Apache, bash.