DevOps Engineer working with AWS Platforms, as a Linux Systems Administrator, CI/CD Pipeline, Build and Release Engineer.Dexterous in prioritizing and finishing tasks in an appropriate manner, yet flexible to multitaskwhen necessary.Well-versed in System Administration, System Builds, Server builds, Installs, Upgrades,Patches, Migration, Troubleshooting, Security, Backup, Disaster Recovery, PerformanceMonitoring and Fine-tuning on UNIX / Red Hat Linux Systems.Lend a hand in the infrastructure team on installation, configuration and administration of RHEL5.x/6.x/7.Expertise in Volume management, Disk Management, software RAID solutions.Experience in Shell scripting (bash) to automate system administration jobs.Proficient in Installation, Configuration, and Support & Maintenance of various Red Hat LinuxServers located at Remote Locations. Deployment of Application Software.Strong ability to troubleshoot any issues generated while building, deploying and in productionsupport.Operated on Linux Package installations using RPM and YUM.Wide experience in virtualization platforms with hypervisors like VMware vSphere 5.x, ESX /ESXi 3.x,4.x, 5.x, VMware Workstation, and Hyper-V administration.Good Working knowledge of Build scripts & automated solutions using various scripting languageslike Shell, Python, Ruby.Experience in Installing Firmware Upgrades, kernel patches, systems configuration,performance tuning on Unix/Linux systems.Worked with cloud-based platforms like AWSExperience in Configuration Management Build and Deploy on Amazon Web Services.Good experience in setting up the EC2 instances for achieving the configuration policies on theservers.Good experience with AWS Cloud Services, (EC2, S3, EBS, ELB, Cloud Watch, Elastic IP, RDS, SNS,SQS, Glacier, IAM, VPC,Kinesis,CloudFormation, Route53) and managing securityExpertise in designing and implementing Computer layer, like Amazon Machine Image (AMI)Design and customization, Automation Scripts.In-depth understanding of Configuration Management processes which include compiling,packaging and deploying of various applications.Great skills in developing automation and deployment utilities using Ruby, Bash, PowerShell,Python.Expertise in using Kubernetes to provide a platform for automating deployment, Scaling, andoperations of application containers across clusters of hosts.Dexterous in using Ansible and Ansible Tower as Configuration management tool, to automaterepetitive tasks, quickly deploys critical applications, and proactively manages change
Calsaws
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Devops EngineerCalsaws Mar 2019 - PresentSacramento, California AreaCreated customized Amazon Machine Images based on already existing AWS EC2 instances by using create image functionality snapshot for disaster recovery. Used Boto3 to automate, Auto scaling policy for automating auto-scaling groups, Elastic load balancers, and launch configurations.Worked with Terraform key features such as Infrastructure as code, Execution plans, Resource Graphs, Change Automation and extensively used Auto scaling launch configuration templates for launching amazon EC2 instances while deploying Micro services.Worked on Life cycle hooks to keep instances in wait state, perform pre production tasks, and then launch EC2 instances while deploying into the production environment.Developed infrastructure with automation in AWS (EC2, Lambda, EBS, RDS, Dynamo, ELB, and BOTO3) with AWS cloud formation templates. Created and designed the AWS Cloud Formation templates to create custom sized VPC, NAT subnets, for deployment of Web applications and database templatesUsed the continuous Integration tools such as Jenkins for automating/Scheduling the build processes and used Jenkins along with Shell or Python scripts to automate routine jobs. CI/CD tools to implement Blue - Green deployment methodology for reducing time in the Production environment.Involved in writing and editing the existing ANT and DOCKER(Build.XML) files in case of errors or changes in the project requirements.Developed build and deployment scripts using ANT, MAVEN and DOCKER as build tools in Jenkins to move from one environment to other environments. Developed build and deployment scripts using MAVEN as a build tool in Jenkins to move from one environment to other environments and create new jobs and branches through Jenkins.
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Aws/Devops EngineerTeamtech Mar 2017 - Feb 2019Houston, Texas AreaInvolved in the complete Software Development Life Cycle including Analysis, Design, Implementation, Testing and Maintenance.Setup and build AWS infrastructure various resources, VPC, EC2, S3, IAM, EBS, Security Group, Auto Scaling, and RDS in CloudFormation JSON templates..Configured, supported and maintained all network, firewall, storage, load balancers, operating systems, and software in AWS EC2.Worked with administrators to ensure Splunk is actively and accurately running and monitoring on the current infrastructure implementation.Worked on Configuration management tool Chef and Docker for continuous delivery. Rewritten recipes for new environments.Installed uDeploy, deployed server agents and doing deployments in various environments.Created a Python process hosted on Elastic Beanstalk to load the Redshift database daily from several source systems, including FTP and SFTP servers and an Oracle database.Migration of Bamboo and control tier along with build servers, Hands on experience in Python, Amazon Web Services (S3, EC2, Lambda, RedShift, SNS, Cloud Formation), SQL Server 2008 Database.Proposed branching strategies for using Version Control Systems like GIT, ClearCase, Stash, GitHub& Subversion.Installed Sonar and managed it as a Code Quality Analysis tool to track the trending.Used Jenkins as a CI tool for performing the build automation.Written shell scripts to monitor the logs after deployments and send emails automatically.
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Jr Aws/Devops EngineerBank Of America Sep 2015 - Feb 2017Charlotte, North Carolina AreaInvolved in all phases of the application development life cycle - business requirements analysis, design, development and testing using Agile Methodologies. Developed chef recipes to configure, deploy and maintain the software components of the existing infrastructure.Responsible for User Management, Plugin Management and END-END automation of Build and Deploy using Jenkins.Used EC2, auto-scaling and VPC (Virtual Private Cloud) to build secure, highly scalable and flexible systems that handled expected and unexpected load bursts.Created CloudFormation templates and deployed AWS resources using it.Bootstrapping instances using Chef and integrating with auto scaling.Installing, configuring and administering Jenkins CI and cd tools on Linux machines.Created and Managed LVM (Logical Volume Manager) in Red HatLinux.Configured Red Hat Linux server with DNS, DHCP and connected to Network.Created Bash, shell or python scripts for various Systems Administration tasks to automate repeated processes.Created shell scripts for automating the CRON job for daily maintenance and updates.Built, installed, configured Red Hat Linux servers in a data centre environment.Administered local and remote servers using the SSH tool on a daily basis.Used Shell, Python scripts to automate build and deployment Process.Worked with Red Hat Package Manager (RPM) and YUM. Created GIT configuration record for builds using derived objects generated during build audit process, used JIRA as Issue Tracking Tool.Configured Docker container for branching purposes and implemented Docker automation solution for Continuous Integration / Continuous Delivery model and collaborative applications.Created and managed a Docker deployment pipeline for custom application images in the cloud using Jenkins.Worked on Kubernetes to manage containerized applications using its nodes, ConfigMaps, selector services and deployed application containers as Pods. -
Linux AdministratorGleam Technologies,India Aug 2013 - May 2015IndiaProduction support of Apache Tomcat including configuration,installation, and troubleshooting.Worked closely with the Development team and QA team for product releases.Documented project’s software release management procedures with input decisions.Worked as a system administrator for the build and deployments process on the enterprise server.Installation and Configuration of Linux and win2k higher end & Midrange servers, reating and managing user accounts in Active Directory.Monitoring networking and connectivity.Securing and performance tuning of Linux servers.Troubleshooting network, application, and server related issues.Scheduling of automatic repetitive Jobs, and Shell Scripts with Crontab.Adding/expanding new storage to existing/new systems using LVM, Veritas Volume management RHEL servers,Upgraded Linux Kernel using YUM.Experienced in User and Group administration and security issues.Provided server and client support for all issues such as logon failures, account lockout, network connectivity and authentication issues.Provided technical support for the users and resolving software/hardware issues.
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