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Sirisha
sirishat37@gmail.com
570-550-0657
Scranton, PA 18577
AWS/DevOps Engineer
9 years experience C2C
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Summary

Over 7+ years of IT experience as DevOps Engineer incorporating implementation, administration and Application-product support with expertise in automation of Solaris, IBM

  • AIX, Centos, RHEL, Ubuntu and Windows Server and with Three years of experience on AWS through Continuous Integration (CI) & Continuous Deployment/Delivery (CD) and Automation of Infrastructure as Code under DevOps Culture in an Agile Environment.
  • Experience on migrating applications using Amazon Web Services, Microsoft Azure, Azure OMS, MS Azure WebApps, ARM templates and Azure SQL.
  • Experienced in installation, configuration, usage and management on AWS (Amazon Web Services), Jenkins and GIT for application servers.
  • Responsible for creating the Infrastructure Changes in Change Management through Remedy Tool & Implementation of those changes in Windows and Citrix Environment.
  • Experience with configuration Management Ansible, setup Ansible projects and configured the playbooks for the microservices. Creating reproducible infrastructure environments for the microservices architecture (Ansible, AWS Cloud Formation)
  • Experience in using Setup & configure virtual networks in a vSphere environment using ESXi and Veeam Backup and Replication.
  • Installed and configured an automated tool Chef, Puppet that included the installation and configuration of the master, agent nodes and an admin control workstation.
  • Experienced in Setup the Chef Infrastructure for the environment for software configurations management. Managed On-site OS/Applications/Services/Packages using Chef as well as AWS for EC2/S3/Route53 & ELB with Chef Cookbooks.
  • Implementing a Continuous Delivery (CD) framework using Jenkins, Chef, Maven in Linux environment. Configured and maintained Jenkins to implement the CI process and integrated the tool with Maven to schedule the builds, building and deployment of the application by using build tools like ANT, Maven, Gradle.
  • Design and build automated code deployment systems that simplify development work using tools such as Docker, Jenkins.
  • Administration and architecting knowledge of private (vCloud, vRealize, Azure) and public (AWS) cloud platforms.
  • Deploying and administering of hardened virtualization technologies like VMWare, KVM, XEN, etc. Experience in Assessing, Designing and Administration of Cloud Solutions (IaaS) based on VMware vRA/vCAC, vRO, vROps, JavaScript, PowerCLI in distributed environment.
  • Configure, manage HA and DRS enabled ESXi Clusters. Performance monitoring of VMs & ESXi Servers using vROps, Ganglia, vCenter and other monitoring tools.
  • Experience with VMware vRealize suite, vRA blueprints and catalog, vRO workflows and REST API integrations.
  • Hands on experience in Installation/Administration of TCP/IP, NIS/NIS+, NFS, DNS, NTP, Auto mounts, Send mail and Print servers as per the client's requirement.
  • Configured Various Network services such as LDAP, NFS, NIS, DNS and Sendmail in RedHat Linux. Configured VPN Tunneling, LDAP authentication for SVN for secure site and Patches update using binary source.
  • Good working experience with RedHat Satellite Server for upgrading and patching Linux Servers. Installed, upgraded and configured RedHat Linux 5.x and 6.x using kickstart installation and SUSE Linux Servers manually.

Experience
AWS/DevOps Engineer
Information Technology
Apr 2018 - present
Richardson, TX
  • Setting up Amazon EC2 instances, Virtual Private Cloud (VPC), Security groups, Elastic Load Balancers, S3 buckets, using AMIs and monitoring using Cloud Watch. Used Security Groups, NACLs, Internet Gateways, NAT instances and Route Tables to build a secure zone environment for organizations in AWS public cloud.
  • Automated the cloud deployments using chef, python and AWS Cloud Formation Templates. Setup and build AWS infrastructure various resources, VPC EC2, S3, IAM, EBS, Security Group, Auto Scaling, and RDS in Cloud Formation JSON templates.
  • Implemented a Continuous Delivery pipeline with Docker, Jenkins and GitHub and AWS AMI's. Worked with Docker
  • docker hub, pulling images from docker hub, running containers based on an image, creating Dockerfile to manage customized containers, exposing a container with port redirect, container volume management, docker inspect, docker commit to capture the file changes/settings into a new image and pushing the image to docker hub.
  • Designed AWS Cloud Formation templates to create custom sized VPC, subnets, NAT to ensure successful deployment of Web applications and database templates.
  • Experience in configuration management tools such as Chef and Ansible to automate repeated tasks and provision various environments in the Red Hat Linux servers. Created and managed Chef Cookbooks for OS component configuration to minimalize AWS server templates and used AWS to build EC2 instances with Chef.
  • Automated cloud deployments using Chef, Python, and AWS Cloud Formation Templates focusing on high-availability, fault tolerance, and auto-scaling. Led adoption of Docker and modern Chef best practices allowing Operations to function more like a PAAS, with less configuration management overhead.
  • Lead the rewrite of a massive Chef Code base to make cookbooks composable and testable, and to facilitate the migration from Ubuntu to CentOS.
  • Evaluating testing of Chef Recipes
  • Concept of Test-Driven Development for Infrastructure as a Code.
  • Worked with the Enterprise Job Scheduling tool
  • CA Workload Automation, administration/ upgrades/patching.
  • Worked with Ansible to develop scripts to automate deployment of physical and virtual R&D Environments. Experience in Ansible to manage Web Applications, Config Files, Data Base, Commands, Users Mount Points, and Packages. Used Ansible to assist in building automation policies.
  • Used Ansible for deployment configuration automation on production Servers. Created Ansible playbooks, which are the entry point for Ansible provisioning, where the automation defined through tasks using YAML format and Run Ansible Scripts to depending on provision to servers.
  • Experience in Coding Java Script with Selenium Framework/ Junit and managing and integrating test automation into various points in a development pipeline.
  • Worked with IAM to manage the users and groups using IAM by assigning individual policies and roles to each users and group as per requirements. Designed high availability environment for Application servers and database servers on EC2 by using ELB and Auto-scaling.
  • Used Cloud Watch for monitoring AWS cloud resources and the applications that deployed on AWS by creating new alarm, enable notification service.
  • Worked on CI/CD tools Jenkins and GIT version control system for continuous smooth code release process. Integrated Jenkins with GitHub private repositories, built Automation tools (Maven and Ant), and Artifact repository for pushing successful build code.
  • Used agile methodology throughout the project. Involved in weekly and daily bases release management.
  • Involved in source control management with GitHub and GitLab Enterprise level repositories. Regular activities include configure user's access levels, monitor logs, identifying merge conflicts and managing master repository.
  • Active participant in scrum meetings, reporting the progress and maintain effective communication with each team member and manager.
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DevOps Engineer
Information Technology
Dec 2016 - Mar 2018
Oakland, CA
  • Built various containers using Docker engine and Docker Machine environments, to deploy the micro services environments for scalable applications. Experience in writing Docker files to build the micro-service applications.
  • Launching/orchestrating Docker containers across multiple hosts to meet the rapid change in application requirement using Amazon Elastic container service (ECS) and mapped to load balancer and monitoring EC2 instances in cluster with CloudWatch.
  • Used Jenkins and pipelines to drive all micro services builds out to the Docker registry and then deployed to Kubernetes, Created Pods and managed using Kubernetes.
  • Building/Maintaining Docker container clusters managed by Kubernetes Linux, Bash, GIT, Docker. Utilized kubernetes and docker for the runtime environment of the CI/CD system to build, tests deploy. Configured their Kubernetes cluster and supported it running on the top of the CoreOS.
  • Configured Ansible to trigger Jenkins Jobs to automate the creation of Docker images from successful builds which is later used for rolling deployments into the Kubernetes Cluster by defining the new Images in the Deployments and Pod definitions.
  • Worked on Continuous integration tools like Jenkins to build and test the applications and working experience on issue tracking tool like JIRA. Integrated AWS code with Jenkins for automating test, Build and Deployment as well as automatic rollback in case of any deployment failure occurs.
  • Implemented automated Test-Driven Development to organizations' development teams. TDD facilitates writing quality, testable code. It enables immediate feedback on tested pieces. Focuses on customer needs, requirements. It ensures apt design early in development.
  • Installed/Configured and Managed JFrog Artifactory Repository Manager and all the Repositories and worked on Artifactory repository to maintain artifacts and used as a local repository.
  • Experience in configuration management tools such as Chef and Ansible to automate repeated tasks and provision various environments in the Red Hat Linux servers.
  • Created and managed Chef Cookbooks for OS component configuration to minimalize AWS server templates and used AWS to build EC2 instances with Chef.
  • Automated cloud deployments using Chef, Python, and AWS Cloud Formation Templates focusing on high-availability, fault tolerance, and auto-scaling.
  • Experience in developing web-based software in Python on Linux running on AWS using chef, Cassandra, MongoDB, and Redis.
  • Developed and modified scripts in Shell, Python, Perl, Bash to automate the processes that run daily to check disk usages and other performance related tasks on UNIX environment.
  • Hands-on experience with revision control, build and release tools (e.g., Subversion, Git, CVS) and continuous integration tools such as Jenkins. Build scripts using ANT and MAVEN build tools in Jenkins, to move from one environment to other environments
  • Worked as part of the team to establish procedures, create documentation, and assist in data center management efforts
  • Linux LDAP Server installation configuration and User management. Establishing package management through RH Yum Server and Kickstart server builds. Script to automate the deployment of winbind kerberos authentication to AD servers.
  • Experience in monitoring of servers using monitoring tools Nagios and Improved Nagios health check scripts.
  • Involved with the Customer care and Deployment teams in trouble shooting and fixing day-to-day problems of the applications in production on 24/7 schedule.
  • Planned and performed the upgrades on Linux and AIX operating systems and hardware maintenance on HP and POWER servers like increasing memory, disk, replacing failed hardware.
  • Experience using ServiceNow to manage customer ticket queue. Strong troubleshooting skills and creative problem-solving abilities.
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DevOps Engineer
Information Technology
Apr 2014 - Nov 2016
  • Rapid-provisioning and configuration management for Ubuntu using Cloud Formation and Chef on Amazon Web Services, managed Microsoft SCCM deployments in a large-scale global environment of 50,000+ users.
  • Maintaining the security groups in EC2, EC2 VPC and controlling the inbound and outbound traffic to reach the instances.
  • Translating client requirements into cloud solutions, help them migrate the existing applications towards Azure and able to give guidance on best practices.
  • Designed VNets and subscriptions to conform to Azure Network Limits. Implemented high availability with Azure Classic and Azure Resource Manager deployment models.
  • Designed Network Security Groups (NSGs) to control inbound and outbound access to network interfaces (NICs), VMs and subnets.
  • Led adoption of Docker and modern Chef best practices allowing Operations to function more like a PAAS, with less configuration management overhead.
  • Developed Chef cookbooks/recipes to automate infrastructure deployment Configured yum repository server using Chef on RHEL 5,6 in VMware environment. Lead the rewrite of a massive Chef code base to make cookbooks composable and testable, and to facilitate the migration from Ubuntu to CentOS.
  • Worked with Ansible to develop scripts to automate deployment of physical and virtual R&D environments. Experience in Ansible to manage Web Applications, Config Files, Data Base, Commands, Users Mount Points, and Packages. Ansible to assist in building automation policies. Used Ansible for deployment configuration automation on production servers.
  • Created Ansible playbooks, which are the entry point for Ansible provisioning, where the automation defined through tasks using YAML format and Run Ansible Scripts to depending on provision to servers.
  • Wrote Python Scripts to Monitor Variety of Services & Perl Scripts with Hash/Arrays to Insert/Delete/Modify content in multiple servers.
  • Automated Microsoft Security patches installation using .Net (C#) and PowerShell scripts. Implemented Power shell remoting and script execution.
  • Planned and developed account migration process for a multi-domain e-mail migration from internal and external AD domains using PowerShell Scripts. Involved in Management of enterprise Windows network, Support of domain controllers and internal LAN.
  • Creating the file systems using RedHat volume manager and performing the health check on regular basis for all Linux servers, creating customized Kickstart profiles for each server and making ISO to build the server.
  • Designing and implementing CI (Continuous Integration) system: configuring Jenkins servers, Jenkins nodes, and Hudson. Responsible for User Management and Plug-in Management for Jenkins.
  • Configured and maintained Jenkins to implement the CI process and integrated the tool with Maven to schedule the builds, building and deployment of the application by using build tools like ANT, Maven, Gradle. Used Apache Maven and Ant scripts as build frameworks/scripts.
  • Performed workload analysis on prod system based on APM/RUM tools and come up with workload to be simulated in pre-production environment.
  • Monitored Linux servers for CPU Utilization, Memory Utilization and Disk Utilization for performance monitoring.
  • Planned and performed the upgrades on Linux and AIX operating systems and hardware maintenance on HP and POWER servers like increasing memory, disk, replacing failed hardware.
  • Take the overall responsibility for the JIRA configuration and be the go-to person for any JIRA issues, enhancements or best practice question. Created analytical matrices reports, dash boards for release services based on JIRA tickets.
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DevOps/VMWare Engineer
Information Technology
Oct 2013 - Apr 2014
Little Rock, AR
  • Worked on Installation/Configuration/Administrated VMware ESXi 5.1/5.5 & 6.0 and migrated existing servers into VMware Infrastructure.
  • Performed advanced troubleshooting of physical/virtual hardware (VMware ESX/ ESXi, vCloud) and coordinating with other teams to maintain 99.99% uptime. Prepare specs for new infrastructure and VMware servers, disk storage, and network switches, routers, firewalls, and VPN's.
  • Leverage vRealize Orchestrator workflows and plug-ins to extend the capabilities of VMware vCloud Suite and the vSphere platform. Fulfilled the customer needs and requirements for cloud infrastructure using vCloud Automation Center.
  • Building out a VMWare SDDC with vSphere, vRealize, vSAN, EMC and NetApp arrays, administer daily operations of the VMware vRealize suite (vRA, vRO, vRB-future).
  • Working on Automated provisioning using vRealize Automation (vRA) and vRealize Orchestrator (vRO). Developing and troubleshooting vRO workflows to automate Infrastructure tasks using JavaScript and PowerShell coding.
  • Involved in vRO Workflows to automatically resolve operational issues. Experience with VMware vRealize suite, vRA blueprints and catalog, vRO workflows and REST API integrations.
  • Created Virtual Machines using VMware tools to maintain multiple VM's on single physical machine. Implemented VMware ESX server to provide multiple virtual hardware platforms while keeping hardware costs and energy consumption down.
  • Capacity and inventory reporting using vRealize Operations Suite and PowerCLI.
  • Migrating legacy environment from VMware to new Hyper-V2012 dynamic datacenter.
  • Used Perl and the VMware API to facilitate common virtual machine operations within VMware Virtual Center and managed VDI assignments and user sessions using VMware vSphere and Citrix XenCenter.
  • Deploy and monitor scalable infrastructure on Amazon web services (AWS) & configuration management using puppet with custom modules & manifests.
  • Worked on migrations from Physical to Cloud in AWS and used Puppet for monitoring system and automation of the different services.
  • Managed puppet control repositories for branching, merging, tagging, and resolved merging issues, developed automation scripting in Python (core) using Puppet to deploy and managed Java applications across Linux servers.
  • Developed and improved upon Puppet recipes and rules for efficient and reliable deployment and maintenance.
  • Installed and configured monitoring tools Nagios for monitoring the network bandwidth and the hard drives status. Experience in monitoring of servers using monitoring tools Nagios and Improved Nagios health check scripts
  • Involved in migration of data from one server to another server over the network using Bash and Perl scripting. Automated script creation using Jenkins & PowerShell for record management.
  • Involved with the Customer care and Deployment teams in trouble shooting and fixing day-to-day problems of the applications in production on 24/7 schedule.
  • Hands on experience in Installation/Administration of TCP/IP, NIS/NIS+, NFS, DNS, NTP, Auto mounts, Send mail and Print servers as per the client's requirement on Redhat Linux/Debian Servers.
  • Installation, configuration and maintenance of Debian/Redhat, Centos and Suse Servers at multiple Data Centers.
  • Building Redhat/SUSE Linux servers by using VMware ESXi 4 x /5 x and involved in channels and pushing the packages in Redhat Satellite Server.
  • Performance monitoring using Sar, Iostat, top, VMstat and MPstaton servers and logged to munin monitoring tool for graphical view. Managed Disk using LVM, resized disk space when required.
  • Configured volume groups and logical volumes, extended logical volumes for file system growth needs using Logical Volume Manager (LVM) commands. Involved in back up, firewall rules, LVM configuration, monitoring servers and on call support.
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Linux Admin
Information Technology
Jun 2012 - Sep 2013
  • Installed, Configured, and Deployed the Red Hat Linux enterprise server 5.x, 6.x versions, tuning, upgrading, and loading patches.
  • Experienced in OS upgrades and Patching of AIX servers from 5.3 to 6.1 and Solaris and LINUX. Good exposure in doing resource upgrade in Solaris servers having zones, Linux servers running on VMs and AIX servers.
  • Setup and refine kickstarts for new Redhat releases, setup Kickstart server for quicker installation and ease of adding additional servers.
  • Installed, configured, and updated Linux machines, with Red Hat, Debian, and CentOS. Rapid-provisioning and configuration management for CentOS using Kickstart and Puppet.
  • Created Microsoft Windows Installer packages using Wise Package Studio and Admin Studio. Advertised and managed packages and collections in SCCM environment.
  • Installation/Configuration of ESXi 3.5, 4.x servers and applying security patches to the ESXi servers and worked with various types of file systems, and volume management solutions: ZFS, LVM, VxVM, and SVM.
  • Designing and Setting-Up the Splunk Architecture in the organization, development of SPLUNK Queries to generate the Report and creating DLP (Data Leakage Prevention) Reports through SPLUNK
  • Configured network settings, resolved TCP/IP issues on RHEL 5 & 6 servers and administered NFS on Sun Solaris and RHEL 6.5.
  • Involved with the SSL certificate missing issues and installed certificates from backups.
  • Installed, integrated and tuned LDAP, Apache Tomcat, JBOSS, WebSphere and WebLogic application server.
  • Worked on improving the scalability and performance of the Linux NFS kernel server. Handled NFS client side bugfixes and backports.
  • Helped write a NFSv4 server from scratch, including the underlying work queue infrastructure, RPC layer and NFSv4 state tracking.
  • Created Storage Group, Zones, Volume groups, and different RAID are using EMC Utility and responsible for backup and recovery using NetApps snapshot.
  • Used Veritas File system and Veritas Volume Manager 5.0 to configure the RAID 1 and RAID 5 Storage Systems.
  • Setting up NIS/NFS on RedHat servers setting up JBOSS cluster and oracle 10g cluster configuring load balancing on apache Redhat Linux 4 x /5 x /6 x.
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Education
JNTU
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