Anusha T

Email: adb8og@r.postjobfree.com Phone: 512-***-****

Cloud Engineer/ DevOps Engineer/ Linux Administrator

PROFESSIONAL SUMMARY

Around 7 years of experience as Linux(RHEL, CentOS, Fedora, Ubuntu), Cloud(AWS, Azure), DevOps Engineer with extensive skill in System Administration, Network Administration, design and implementation strategies for end to end deployments(CI/CD), Automation, Configuration Management and cloud services includes IaaS, SaaS adapting scaled agile-methodologies ensuring high availability and scaled environment.

CORE QUALIFICATIONS

Experience in working with AWS services VPC, IAM, EC2instances, cloud formation, RDS, Route53,S3,Glacier, cloud front and management tools like cloud watch and cloud trail.

Worked with AWS service Virtual private cloud (VPC) for provisioning a secure infrastructure by configuring private and public subnets, Internet gateway, route tables, NACL (network access control list) and security groups.

Worked on creating AMI’S (Amazon machine images) used VM Import/Export to import virtual machines (VM) images to amazon EC2 as AMI’s. Creating or configuring infrastructure to an Auto-scaling group to achieve scale-up or scale-down infrastructure, ELB (elastic load balancing) for load distribution for high availability.

Experienced in Provisioning of IAAS & PAAS Virtual Machines and Web\Worker roles on Microsoft Azure Classic and Azure Resource Manager.

Backup and Recover an Azure Virtual Machine from a Recovery Services Vault and Azure Site Recovery Services. Knowledge or Understanding of Express Route, Network Security Groups, Storage Accounts and Storage Explorer and Azure Architecture.

Working with Jenkins upon integrating it with Git, Nexus Repository, Docker, Shell script, selenium grid for testing and MAVEN/ANT for continuous build and package (artifact), analyzing, alerting build status and troubleshooting workspace issues.

Worked on writing Jenkins build pipeline with Gradle, scripted Groovy based DSL (Domain Specific Language) and integrated ANT/MAVEN/ Gradle build scripts for continuous build and Integration.

Experienced in deploying applications using configuration tools like Chef, Puppet, and Ansible with writing cookbooks and recipes for chef, manifest for puppet and plays and playbooks for Ansible.

Experience in installing, configuring, updating, supporting and troubleshooting different services like LAMP (Linux, Apache, MySQL, PHP), OS level concerns, Web Servers (Apache Web Server, Nginx), Application Servers (Apache Tomcat, Weblogic, Resin, JBoss, Orion, WebSphere).

Experienced in working on several Docker components like Docker Engine, Hub, Machine, creating Docker images, Compose, Docker Registry and handling multiple images primarily for middleware installations and domain configurations.

Extensive knowledge in advance features of VMware VMotion, SVMotion, HA (High availability) and DRS (Distributed Resource Scheduler) including vSphere Update Manager, VMware Data Recovery, vCenter Lab Manager and vCenter Orchestrator for administering and managing virtualization.

As Linux System Administrator has loads of experience on providing support and solution based IT services for various flavors of Unix/Linux based operating systems, which includes monitoring, configuration, troubleshooting and maintenance.

Worked on configuring the Linux machines through Kickstart (RedHat Linux 5.x/6.x/7.x, CentOS 5.x/6.x/7.x, Ubuntu, Debian, Fedora) program for Host and Network based installations.

In-depth knowledge of using services and their configuration which include HTTP, HTTPS, SMTP, FTP, NFS, NTP Samba, DHCP, DNS, NIS, SNMP, TCP/IP, UDP, ICMP, VPN, IPMI and POP3.

Experience working with BIG-IP F5 load balancer, creating virtual servers, assigning SNAT, creating pools, writing iRules and health monitor checks for nodes.

Installed, configured and upgraded Windows and Linux network structures and various network devices, including CISCO, wireless and VoIP devices

Expertise with monitoring tools for debugging performance issues includes Nagios, ICinga, Splunk, Zabbix, New Relic and logging tools like ELK.

Ability to work closely with teams, in order to ensure high quality and timely delivery of builds and releases. Knowledge of Software Development Life Cycles Methodologies Agile Scrum and Scaled Agile.

EDUCATION

Bachelor of Engineering in Computer Science from JNTU, INDIA

TECHNICAL SKILLS

Operating System

Solaris 7,8,9,10, Windows 2K, XP, 2003, NT, 2008, 2012, Red Hat Linux ES 4, 5 and 6, AIX 7, HP-UX 11.23

Scripting

Shell, Perl, Python, Ruby

DevOps

Docker, Kubernetes, ANT, Maven, Hudson, Jenkins, Bamboo, Chef, Puppet, Ansible, Nexus, Sonar

Networking

DNS, DHCP, TCP/IP, SMTP, LDAP, SAMBA

Database

Couchbase, Datastax, Oracle 10g/9i, SQL Server, MySQL

Cloud

AWS EC2, VPC, EBS, AMI, SNS, RDS, EBS, Cloud Watch, Cloud Formation AWS Config, S3, Cloud Trail, IAM.

Virtualization

VMware vSphere, V-Center

Applications

Apache, Tomcat, Web logic

PROFESSIONAL EXPERIENCE

Client: Carnival – Miami, FL Oct 2017 – Till Date

Role: Cloud/DevOps Engineer

Managed AWS EC2 instances utilizing Auto-scaling, Elastic Load Balancing and Glacier for our QA and UAT environments as well as infrastructure servers for GIT and chef. Created Jenkins job to build the Artifacts using Maven, deploy the Terraform templates to create the stack.

Created AWS S3 bucket, performed folder management in each bucket, managed cloud trail logs and objects within each bucket and created highly available environments using Auto-Scaling, Load balancers and SQS.

Defined AWS Security Groups, which acted as virtual firewalls that controlled the traffic which allowed to reach one or more AWS EC2 instances. Worked on multiple AWS instances, set the security groups, Elastic Load Balancer and AMIs, auto scaling to design cost effective, fault-tolerant and highly available systems.

Integrated Jenkins with Maven to build various versions of the source code, configured Ansible by developing Playbooks to deploy the Artifacts from Nexus repository on to WebSphere, WebLogic, Tomcat application servers.

Worked on creation of Docker containers and Docker consoles for managing the application life cycle. Implemented Docker automation solution for Continuous Integration / Continuous Delivery model. To achieve Continuous Delivery (CD) goal on high scalable environment, configured Docker coupled with load-balancing tool Nginx.

Used Docker, deployed a new running container, worked on the setup of Docker registry and published all the Docker images to that registry.

Managed local deployments in Kubernetes, creating local cluster and deploying application containers, managed Kubernetes charts using Helm and created reproducible builds of the Kubernetes applications, managed Kubernetes manifest files and managed releases of Helm packages.

Integrating Jenkins with Ansible, setting up the environment to applications to be containerized, implementing and configured Kubernetes to manage containers and to provide a platform for automating deployment, scaling, and operations of application containers across clusters of hosts.

We are developing Ansible roles and Ansible Playbooks for the server configuration and working with GIT to store the code and integrated it to Ansible command line to deploy the playbook.

Wrote several Ansible playbooks for the automation that was defined through tasks using YAML format and run Ansible Scripts to provision Dev, QA servers.

Installed and configured Datastax Cluster using Opscenter. Couchbase Database Administration in Production, Development and Testing Environments with wide experience with Couchbase 5.5.2, 5.1.0, 4.5.1 CE Installation, Administration, Monitoring, Maintenance, Performance Tuning, Database Backup and Recovery.

Created CI/CD pipelines and setup auto trigger, auto build &auto deployment with help of the CI/CD tool like Jenkins, used Ansible Control server to deploy Playbooks to machines & systems in inventory.

Setup the Splunk server and configured AWS for Splunk Add-on, Install Splunk Agents and configured/Integrate Splunk to receive logs.

Wrote scripts to inform the DBA team on the status, performance and space management of the database. Developed a Power Shell script to automate Active Directory and server tasks and Generate reports for administrators and management.

Used HP ALM, UFT, Rally, groovy, Jenkins, Control-M, Artifactory, Kubernetes, Version1, Spew, Docker, SoapUI, Load runner on this project for testing reporting and other processes at different stages.

Worked with Atlassian tools like Confluence, Jira and Skilled in Test Driven Development (TDD) and Agile Development. Experience customizing JIRA projects with various schemas, complex workflows, screen schemes, permission schemes, and notification schemes.

Client: American National – Houston, TX Oct 2016 – Sep 2017

Role: Cloud/DevOps Engineer

Worked in creating AWS cloud formation templates to create custom-sized VPC, subnets, EC2 instances, ELB, security groups. Worked on tagging standard for proper identification and ownership of EC2 instances and other AWS services like Cloud front, cloud watch, RDS, S3, Route53, SNS, SQS, Cloud Trail.

Monitoring and alerting the application support team for the applications deployed in AWS with the help of cloud watch, cloud trail and SNS (simple notification services).

Working knowledge of VPC’S, subnets, peering between VPC’s and hardware VPN configuration and for solely security purpose closing inbound/outbound ports and routes to reduce traffic risk. Worked on SSO integration between Local User repository (like LDAP) of local data center and AWS IAM using SAML.

Worked on different services such as Express Route, Network Security Groups, Storage Accounts and Storage Explorer of Azure Architecture. Handling Escalations for Hyper-V, Microsoft Azure IAAS and Windows OS. Building and Installing servers through Azure Resource Manager Templates or Azure Portal.

Configured Jenkins for Automated Build with Deployment Pipeline. Currently installed Ansible Server and to pick up the Build from Nexus repository and deploy in target environments (Integration, QA, and Production).

Automate Continuous Build and Deploy Scripts for Jenkins Continuous Integration tool using pipeline Gradle based groovy script and integrating with testing nodes, GIT and JIRA (to update story cards).

Developed installer scripts using Ant, Python for various products to be hosted on Application Servers, implemented and building tools such as Ant/Maven in order to automate and enhance the overall operational environment.

Used Docker, deployed a new running container, worked on the setup of Docker registry and published all the Docker images to that registry.

Created Pods through new application and control the scaling of pods, troubleshooting pods through ssh and logs, writing / modification of Buildconfigs, templates, Imagestreams etc. using docker, kubernetes and OpenShift.

Managed Kubernetes charts using Helm. Created reproducible builds of the Kubernetes applications, managed Kubernetes manifest files and managed releases of Helm packages.

Managed the configurations of multiple servers using Ansible, Wrote multiple playbooks and customized facts for efficient management of the Ansible clients.

Implemented Ansible playbooks for installing various services like apache, Nginx web servers, DB and app servers like MySQL, JBoss, and Jetty. Created playbooks for AWS deployments and bug fixes with Ansible

Used Ansible Tower, which provides an easy-to-use dashboard, and role-based access control, so that it’s easier to allow individual teams access to use Ansible for their deployment.

Project and Production support for WebSphere Application Servers on different UNIX (AIX, Solaris, Linux) platforms including development, testing and staging environments for on-going application development.

Played a vital role in Creating Virtual Machines, Cloning virtual machines, converting P2V (used standard VMware converter tool), VM-Provisioning (Linked clones, thin disks, de-duplication) taking Snapshots of virtual servers, HA, DRS, VMotion.

Managed central repositories: Implemented Atlassian Stash along with GIT to host GIT central repositories for source code across products, facilitate code reviews and login audits for Security Compliance.

Designed and implemented the backup strategy for all the critical systems such as build machines, bug tracking tools, central repositories etc.

Installed, Deployed Red Hat Enterprise Linux 6.x/7.x, CentOS and installation of packages and patches for Red Hat Linux Servers. Managed Volumes including creation of physical and logical volumes on Linux Logical Volume Manager.

Installed and configured monitoring tools Nagios for monitoring the network bandwidth and the hard drives status.

Installing and configuring of security networks like, certificates using SSL and worked with NetApp for taking snapshots, mirroring on both SAN and NAS.

Installed and configured Elastic search ELK stack (Elastic Search2.2.x, logstash2.2.x, and Kibana4.4.x) to analyze and visualize syslog in a centralized location. Used Kibana as web interface to search and view the logs that Logstash has indexed.

Client: PEPSICO – Chicago, IL Jan 2015 – Sep 2016

Role: DevOps Engineer/Build Engineer

Worked on enabling API gateway by working on both AWS cloud formation template and API gateway extension to swagger that handles all API calls providing features like processing, monitoring, authorization and access control and traffic management to various AWS service (Lambda functions).

Worked on leveraging the virtualization to cloud which involved working with various AWS service like VPC (virtual private cloud), Route 53 (DNS, Traffic management), IAM (Identity Access Management), Elastic Beanstalk and cloud watch.

Involved in migration of VMware Vcenter virtual servers to AWS cloud using AWS management portal for Vcenter by installing and setting-up AWS connector. Maintained snowball in migrating huge data by creating chunks of VMDK disk to AWS S3.

Implemented continuous delivery framework using Jenkins in Linux environment, created pipelines for Jenkins jobs integrating with (SCM poll) GIT and Nexus.

Worked on creating Jenkins File for various Jenkins jobs using groovy script a DSL (domain specific language) to use them as various workflow scripts for defining CI/CD.

Configured SVN Server & GIT on a Linux environment, configured the users with LDAP, created the repository and branching structure for all the applications.

Worked with Docker Management platform leveraged custom Docker images as containerized Apps with in the Docker Engine as multi stack application like LAMP. Deliver Docker container deployment mechanism to decrease cost of teams building their own continuous delivery pipeline.

Written Chef Cookbooks for various DB configurations to modularize and optimize end product configuration, converting production support scripts to Chef Recipes and AWS server provisioning using Chef Recipes.

Installed Chef-Server Enterprise On-Premise, WorkStation, Bootstrapped the Nodes using Knife. Planned and performed the upgrades on Linux and operating systems.

Developed Chef Cookbooks to manage system configuration and also for Tomcat, MySQL, Windows applications and versioned them on GIT repositories and Chef Server.

Worked on bootstrapping nodes with chef server for on-site application, cookbooks, wrote recipes and uploaded them to chef server to manage on-site application and services. U``11sed cookbooks to manage services of AWS needed for our infrastructure.

Deployed puppet for configuration management for existing infrastructure. Experience with Puppet manifest files to deploy automated tasks. Installing, administering and maintenance of Puppet master, Puppet Nodes. Performing manifest to update the Puppet agent using Puppet master. Experience in Puppet DSL and Puppet Resource Types and their relationships.

Developed Perl and shell scripts for automation of the build and release process. Develop Custom Scripts to monitor repositories, Server storage.

Deployed WAR & EAR files in Jboss EAP 6-application server hosting clustered environments using Jboss-cli. Generated CSR and configured SSL/TLS certificates on Apache HTTP Server.

Worked on Installation/Configuration/Administrated VMware ESXi 5.1/5.5 & 6.0 and migrated existing servers into VMware Infrastructure.

Created the file systems using Red Hat volume manager and performing the health check on regular basis for all Linux servers. Developed and supported the Red Hat Enterprise Linux based infrastructure in the cloud environment.

Involved in all projects that move to production and work closely with the Data Center, Development, Quality Assurance and Management teams to ensure cross communication and confirmed approval of all production changes.

Creating NTFS shares on Windows Servers and provide permissions to users. Setting up performs windows servers to analyze performance issues.

Installed and configured monitoring tools Nagios for monitoring the network bandwidth and the hard drives status.

Client: Zen3, India Jan 2013 – Dec 2014

Role: Linux / UNIX Administrator

Provided 24x7 on-call supports in debugging and fixing issues related to Linux, Solaris, HP-UX Installation/Maintenance of Hardware/Software in Production, Development & Test Environment as an integral part of the Unix/Linux Support team.

Installed and configured Solaris 10/11 on Sun T and M Series Servers Mirrored root disks on all the servers by using ZFS & Veritas volume manager.

Installation of Web logic, upgraded to service pack updates, installed BEA patches, configuring and creation new domain & services starting & stopping.

Planning and implementing Backup and Restore procedures using Ufsdump, Ufsrestore, Tar” and “Cpio”. Installed and configured the Red Hat Linux 5.1 on HP-Dl585 servers using Kick Start.

Monitoring day-to-day administration and maintenance operations of the company network and systems working on Linux and Solaris Systems.

Configured the NIS, NIS+ and DNS on Red Hat Linux 5.1 and update NIS maps and Organize the RHN Satellite Servers in combination with RHN Proxy Server.

Installed and configured the RPM packages using the YUM Software manager. Configured/provisioned storage logical volumes using logical volume manager (LVM).

Production support of Apache, PHP, My SQL, Tomcat including installation, configuration, management and troubleshooting.

Involved in developing custom scripts using Shell (bash, ksh) to automate jobs. Merged the generated reports as per request. Formatted data into required format using UNIX Shell Scripts, SED and Awk.

Networking communication skills and protocols such as TCP/IP, Telnet, FTP, NDM, SSH, rlogin. NIS, NFS, AUTOFS, NTP Configuration and Administration.

Deploying Veritas Clusters and Oracle test databases to implement disaster recovery strategies, ensuring uninterrupted availability of the global systems.

Configured Logical Storage Manager (LSM) for root disk encapsulation and implemented root disk mirroring for fault tolerance.

Production support of Apache and JBoss including installation, configuration, management and troubleshooting. Installation and monitoring of Veritas Volume Manager, Veritas NetBackup and Veritas Cluster Server on SAN Environment.

Extensive experience in Security Patching and coordinating with storage team and networking teams.

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