Roja Contact:256-***-****
Email:*********@*****.***
Bachelors,2009
DevOps Cloud Engineer ● DevOps Automation Engineer ● Build & Release Engineer Linux Administration ● Docker/Kubernetes Engineer
Summary:
8+ years of comprehensive experience in the areas of DevOps, AWS Cloud, CI/CD pipeline, Build/Release Management and Linux/Windows Administration.
Worked on installation, configuration, maintenance and troubleshooting of Red hat Linux, Suse Linux, Ubuntu, Fedora, CentOS, Sun Solaris and some Windows Servers.
Experience on complete software development life cycle (SDLC) with software development models like Agile, Scrum Model, JIRA, Waterfallmodel.
Highly motivated and committedDevOps Engineer experienced in Automating, configuring and deploying instances on AWS, MicrosoftAzure and Rackspace cloud environments and Data centers.
Build and configure a virtual data center in the AWS cloud to support Enterprise Data Warehouse hosting including Virtual Private Cloud (VPC), Public and Private Subnets, SecurityGroups, Route Tables, ElasticLoadBalancer(ELB).
Transfer data from Datacenters to cloud using AWS Import/Export Snowball service.
Automate deployment for SaaS based application on cloud using Chef Enterprise, Pivotal Cloud Foundry and AWS.
Manage Amazon Redshift clusters such as launching the cluster and specifying the node type as well.
Setup and build AWS infrastructure using various resources, VPC EC2, RDB, S3, IAM, EBS, Security Group, Auto Scaling, SES, SNS and RDS in Cloud FormationJSON templates, Route53, Lambda.
Create and deploy applications, manage domains, control access to our OpenShift applications, and give you complete control of your cloud environment.
Worked on AWS for deploying EC2 instances consisting of various flavors viz., Oracle Linux, RHEL, CentOS, Ubuntu and Solaris in both Linux and Windows.
Created and deployed VMs on the Microsoft cloud service Azure, managed the virtual networks, Azure AD and SQL.
Experience in maintaining Atlassian products like JIRA, Confluence, Bamboo and Bitbucket.
Experience in development and deployment of applications using JBoss, IBM WebSphere Application and Apache Tomcat.
Knowledge in Terraform as infrastructure providers, build images using Packer.
Designed highly available, cost effective and fault tolerant systems using multiple EC2instances, Auto-Scaling, Elastic Load Balance(ELB) and AMIs and Glacier for QA and UAT environments as well as infrastructure servers for GIT and Chef.
Designed and implemented for fully implemented server build management, monitoring and deployment by using chef.
Used AWS Beanstalk for deploying and scaling web applications and services developed with Java, PHP, Node.js, Python, Ruby, Shell/Bash, Perl, Groovy and Docker on familiar servers like Apache.
Involved in development of test environment on Docker containers and configuring the Docker containers using Kubernetes.
Created and updated puppetmanifests and modules, files and packages stored in GIT repository. Responsible for implementing Puppet for applications deployment.
Perform architect roles like redefining architecture and automate existing one
Experience in Installation and Configuration of different modules of Service-Now.
Experienced in branching, tagging and maintaining the version across the environments using SCM tools like GIT, Subversion (SVN) and TFS on Linux and windows platforms.
Developed Playbooks using Ansible to deploy consistent infrastructure code across multiple environments.
Installed Jenkins/Plugins for GIT repository, setup SCM polling for immediate build with maven and maven repository(Nexus Artifact) and deployed apps using custom Ruby modules through puppet as a CI/CD process.
Worked on Jenkins jobs to new server, Jenkins pipelines, and Dockerized build environments
Advance troubleshooting for SSO web applications and SAML integrations Digital Key Management and Federated Identity partner integration.
Worked on monitoring tools such as Nagios, Splunk, ELK Stack (Elasticsearch, Log stash, Kibana), Cloud Watch.
Experience in Installing, configuring Cloud Foundry Ops Manager, App Manager, Etc.
Configuring and installing VMware virtual center servers and VMware Vcenter Appliance.
Managed VMwareESXi hosts using vSphereclient and Web client. Created and deployed LVM, resized the logical volume and volume group.
Monitoring the servers using tools like BMC and Nagios and providing 24x7 on call support rotation basis.
Expertise in Installing and Managing LDAP, NIS, NIS+, NFS, DHCP, SAMBA, DNS etc. Knowledge of using Routed Protocols like FTP, SFTP, SSH, HTTP, HTTPS and Direct connect.
Technical Skills:
Operating system
Linux (RHEL (Red Hat 4/5/6/7), CENTOS & SUSE), Solaris 11/10/9/8, HP-UX 11.0, 11.11, 11.23, 11.31, HPUX11i V1, V2 & V3, Ubuntu 12/13/14, Windows NT /2000/2003, DEBIAN.
Application Servers
WebLogic Application server 9.x, 10.x, Apache Tomcat 5.x/7.x, Red Hat JBoss 4.22. GA Web Sphere 6.x/7.x/8.x
Automation Tools
Jenkins, chef, Puppet, Ansible, Docker, Vagrant, Terraform, Kickstart, Open Shift,spinnaker
Version control tools
GIT, Subversion(SVN), BitBucket, GitHub
Web servers
Tomcat, APACHE 2.x, 3.x, JBOSS 4.x/5.x, Web Logic (8/9/10), Web Sphere4.0/5.0 and nginx
Networking/Protocol
DNS, DHCP, CISCO Routers/Switches, Palo alto, WAN, TCP/IP, NIS, NFS, SMTP, LAN, FTP/TFTP, Juniper, Cisco
Scripting
Perl, Python, Ruby, Bourne, NodeJS, Groovy, Bash shell, Power shell scripting
Virtualization Technologies
VMWare ESXi, Windows Hyper-V, Power VM, Virtual box, Citrix, Xen
Cloud Environments
AWS, Amazon EC2 & S3, Azure, Rackspace, OpenStack
Databases
RDBMS, NoSQL, MySQL, DB2, PostgreSQL,MongoDB, Cassandra DB,hadoop
Volume manager
VERITAS volume manager, LVM with Linux
Bug Tracking Tools
Bitbucket, JIRA, Confluence, Bugzilla
Monitoring Tools
Nagios, CloudWatch, Splunk
Professional Experience:
Client:GE, Atlanta, GA
Apr2016-Present
Role:DevOps/AWS Engineer
Responsibilities:
Migrated the current Linux environment to AWS/RHEL Linux environment and used auto scaling feature and Involved in Remediation and patching of Unix/Linux Servers.
Worked on AWS EC2 Instances creation, setting up AWS VPC, launching AWS EC2 instances different kind of private and public subnets based on the requirements for each of the applications
Worked on AWS Auto Scaling for providing high availability of applications and EC2 instances based on the load of applications by using AWS CloudWatch.
Managed AWS infrastructure provisioning (S3, ELB, EC2, RDS, Route 53, IAM, security groups - CIDR's, VPC, NAT) and deployment and EC2 Installs with CentOS, Ubuntu andRHEL 6.
Expertise in Amazon AWS Cloud Administration which includes services: EC2, CloudWatch, S3, EBS, VPC, RDS, ELB, Route 53, SNS, SQS, Lambda, DynamoDB, Auto Scaling, Security Groups, ECS, Kinesis, RedShift and CloudFormation
Designed and deployed AWS solutions using EC2, S3, RDS, EBS, Elastic load Balancer(ELB), Auto-scaling groups, Opsworks.
Used Java fundamentals like parallel streams and filters through lambda expressions to handle searching.
Experience in managing and reviewing Hadoop log files.
Good Knowledge on Hadoop Cluster architecture and monitoring the cluster.
Involved in performance of troubleshooting and tuning Hadoop clusters.
Copying the EBS volumes to different account as image file over the network due to the enterprise restrictions on the KMS encryption keys sharing.
Developed Terraform templates to create load balancers (ELB), EC2 instances with auto scaling, monitoring on the fly for different environments such as QA, SIT, stage which will run on different VPCs.
Supported migration effort within an enterprise VMware infrastructure into AWS Cloud environment.
Migrated an On-premises virtual machine to Azure Resource Manager (ARM) Subscription
Hands on experience in Azure cloud services, Azure storage, Azure active directory, Azure Service Bus. Create and manage Azure AD tenants and configure application integration with Azure AD.
Using Docker, Jenkins, VMWare, RHEL, Satellite, OpenShift, Kubernetes, Artifactory, Ansible & GitLab
Integrates with the OpenShift platform to put the ability to create, edit and deploy applications
OpenShift provides an immutable, container-based platform based on Docker to deploy and run applications and microservices
Evaluated Perforce, Clear Case, Subversion, Microsoft Team Foundation Server, and demo pro con of each source control to upper management.
Migrating VSS to Subversion and Microsoft Team Foundation Server.
Design and implementation of Azure and online Directory Synchronization for office 365.
Designed and built a Disaster Recovery with Azure Recovery Services.
Web application development using Agile methodology using Ruby on Rails, MongoDB.
Managing an ESX server host from Virtual center.
Use Elasticsearch with relational databases
Build New Communication Channels (Build Operational/Development channels)
Automate Existing Processes
Experience designing and building solutions to move data and processing from on-premise solutions to cloud-based solutions.
Maintain a balanced view on the delivery of solutions between architecture, time, cost and quality.
Lead and participate in the architectural design of features early in the development cycle, influencing it to drive quality and adherence to the specification.
Installing, configuring and managing the RDBMS and NoSQL tools like MySQL, DB2, PostgreSQL andMongoDB, DynamoDB and Cassandra DB.
Collaborate in the automation of AWS infrastructure via terraform and Jenkins - software and services configuration via chef cookbooks.
Wrote Ansible playbooks with python SSH as the wrapper to manage Configuration of AWS nodes and tested playbooks on AWS instances using python. Run Ansible scripts to provide Dev servers.
Sorted complex issues pertaining to hardware and network failure – Monitored both Hardware and Software systems for errors and updated them regularly to maintain proper functioning and flow of information.
Architected and designed Rapid deployment method using Chef and Ansible to auto deploy servers as needed.
Deployed and configured Chef Server, Chef Solo and Chef Complianceincluding bootstrapping of chef client nodes for provisioning; Created roles, cookbooks, and recipes for server configuration, deployment, and app stack build outs.
Worked on Chef Automation including writing Cookbooks and customized recipes for test driven development environments & configuration management and infrastructure automation.
Set up Jenkins server and build jobs to provide continuous automated builds based on polling the Git source control system during the day and periodic scheduled build overnight to support development needs using Jenkins, Selenium and Maven.
Performed Continuous Integrated delivery (CI and CD process) using Jenkins, Spinnaker and Udeploy
Integrated Jenkins with uDeploy and Created uDeploy Components, uDeploy process, installed uDeploy agents on both windows and Linux machines according to application team requirements.
Supported and deployed to web application servers such as WebLogic, JBOSS, Apache Tomcat, and Apache HTTPD servers.
Configured and maintained Hudson to implement the CI process and integrated the tool with Ant, Maven and Gradle to schedule the builds took the sole responsibility to maintain CIJenkins/Hudson server.
Built and Deployed Java/J2EE to a WEB application server in an Agile continuous integration environment and automated the entire process.
Tested Splunk search strings & operational strings and used it as resource monitoring tool.
Worked with administrators to ensure Splunk is actively and accurately running and monitoring on the current infrastructure implementation.
Building/Maintaining Docker container clusters managed by Kubernetes Linux, Bash, GIT, Docker, on GCP.
Worked with Open Shift platform in managing Docker containers and Kubernetes Clusters.
Streamlined installation of OpenShift on partner cloud infrastructure such as AWS and Azure.
Utilized Kubernetes for the runtime environment of the CI/CD system to build, test deploy.
Used JIRA for all our projects in scrum methodology for creating stories and giving points to the stories, and updated stories as per our sprints.
Worked on infrastructure with Docker containerization and maintained Docker Images and containers.
Managed Docker orchestration using Docker Swarm.
Used JSONSchema for exchanging of data on the web
Migrated data from Heterogeneous Data Sources and legacy system (DB2, Access, Excel) to SQL Server databases using SQL Server Integration Services (SSIS) to overcome transformation constraints.
Data migration from Teradata to Cassandra using Teradata Fexport& Cassandra loader.
Good experience with Cassandra NoSQL Database.
Created and wrote shell scripts (Bash), Ruby, Perl, Python and Power shell,JavaScript and XML for automating tasks.
Hardening and Patching of Centos, RHEL and Solaris servers. Patching in Linux using yum and in Solaris upgrading and patching on standalone servers using single user mode, and on production servers using an alternate boot environment (ABE).
Experience with system analysis, troubleshooting and performance tuning of operating systems.
Configured network services like DNS, DHCP, IPv4, IPv6, IPsec, VPN, TCP/IP etc.
Environment:AWS, Chef, SVN, Jenkins, Docker,WebLogic, JIRA, Oracle, SQL, Shell, Groovy, Perl, Python, Ant, Maven, Apache Tomcat,Java, RHEL/Linux, Centos, Solaris, Udeploy, Terraform, Splunk, Redshift, Kubernetes, JBoss, OpenShift.
Client:Zions Bancorporation, Salt Lake City, Utah
Mar 2014 to Mar 2016
Role:DevOps/AWS Engineer
Responsibilities:
Worked with Windows, Linux and AWS teams to resolve issues and plan for infrastructure changes.
Provided documentation of solutions for VMWare, Windows, Linux and AWS teams.
Set up preconfigured RHEL5.x and 6.x on local and in the cloud on AWS EC2 and defined AWS Security Groups which acted as virtual firewalls that controlled the traffic allowed to reach one or more AWS EC2 instances.
Launching EC2 instances and involved in AWS RDS, S3, Load Balancing, IAM, VPC, Cloud Formation, Lambda, Cloud Watch.
Used AWS Route53, to route the traffic between different availability zones. Deployed and supported Mem-cache/AWS Elastic-Cache and then Configured Elastic Load Balancing (ELB) for routing traffic between zones.
Working closely with Cassandra loading activity on history load and incremental loads from Teradata and Oracle Databases and resolving loading issues and tuning the loader for optimal performance.
Written Templates for AWS infrastructure as a code using Terraform to build staging and production environments.
Worked on Multiple AWS instances, set the security groups, Elastic Load Balancer(ELB) and AMIs, Auto-scaling to design cost effective, fault tolerant and highly available systems.
Implemented cloud services IAAS, PAAS, and SaaS which include Openstack, Docker and Openshift.
Worked on NoSQL database DynamoDB to process large data documents.
Migrated the production SQL server schema to the new AWS RDS Aurora instance. Wrote SQL queries and worked on administration for optimizing and increasing the performance of database.
Installed and administered Docker and worked with Docker for convenient environment setup for development and testing.
Developing Docker images to support Development and Testing Teams and their pipelines; distributed Jenkins, Selenium and JMeter images, and ElasticSearch, Kibana and Logstash (ELK & EFK) etc.
Installed Docker Registry for local upload and download of Docker images and even from Docker hub.
Worked on the Docker ecosystem with a bunch of open source tool like Docker machine, Docker Compose, Docker Swarm.
Designed and Developed Bamboo Builds deployments on Docker containers.
Updating ESX host’s using Vmware Update manager.
Expand Red Hat OpenShift Container Platform solution to multiple CPU architectures
Interact with the OpenShift by Red Hat upstream community to be able to respond to bugs and development needs; cooperate with upstream developers
Used the JIRA,Confluencefor bug tracking, creating the dashboard for issues.
Installation of ELK(Elasticsearch/Logstash/Kibana) stack
Managing and optimize the Continuous Integration using Jenkins, Bamboo and troubleshoot the deployment build issues using the trigged logs.
Carried automated Deployments and builds on various environments using continuous integration(CI) tool Jenkins.
Used Git for source code version control and integrated with Jenkins for CI/CDpipeline, code quality tracking and user management with build tools Maven and Ant.
Wrote Chef Recipes to automate our build/deployment process and do an overall process improvement to any manual processes.
Wrote multiple cookbooks in Chef and implemented environments, roles and Data Bags in Chef for better environment management.
Implemented Chef Knife and Cookbooks by Ruby scripts for Deployment on internal Data Centre Server and reused same Chef Recipes to create a Deployment directly into EC2 instances.
Deployed Puppet for configuration management to existing infrastructure.
Developed Splunk infrastructure and related solutions as per automation toolsets.
Installed, tested and deployed monitoring solutions with Splunk services.
Evaluate Chef and Puppet framework and tools to automate the cloud deployment and operations.
Deployed Mcollective for orchestration. Wrote custom mcollective plugins to deal specifically with our needs.
Deployment automation using Puppet along with Hiera Data on Mcollective orchestration engines and writing manifests and modules for different micro services.
Proficient in micro services which connect of DB/SOAP
Experience building SOA implementations including SOAP and RESTful based webservices.
Responsible for deploying SSL Certsacross AW and CloudFront.
Developed automation scripting in Python (core) using Puppet to deploy and manage Java applications across Linux servers.
Python based JSONSchema is familiar used instead of JSON
Used VXLAN tosupport a flexible, large-scale multitenant environment
Documented version of VMware NSX is purpose built for vSphere environments,
Template creation in JSON format for CloudFormation to create/modify multiple Stacks.
Analyze and resolve conflicts related to merging of source code forPerforce GIT, Subversion(SVN)/BitBucket.
Worked on authoring pom.xml files, performing releases with the Maven release plugin, and managing artifacts in maven internal repository.
Develop and maintain web applications from conception to production using the LAMP STACK.
Wrote new plugins in Nagios to monitor resources.
With VMware Cloud Foundation™ and VMware vRealize Suite, organizations get a software-defined infrastructure
Monitored Application and Servers through Nagios, Web Servers Administration on Apache and Nginx.
Involved working with a PaaS solution such as RedHat Openshift.
Worked with VMWare tools like vCenter& vSphere to manage VM's running on ESX cluster nodes and experience working vMotion.
Worked on implementation team to build and engineer servers on Ubuntu and RHEL Linux. Provisioning virtual servers on VMware and ESX servers using vCloud.
Managed and Architected virtual servers.
Created and wrote shell scripts (Bash), Ruby, Perl, Python and Power shell,JavaScript and XMLfor automating tasks.
Environment: AWS,OpenStack,Docker, Jenkins, Linux,VMware,vCenter, vSphere and vMotion, RHEL, Satellite,Splunk OpenShift, Artifactory, GitHub, SVN, Chef, Puppet Mcollective, Puppet Hiera, Nagios, Ruby, Python, LAMP, PowerShell, Ubuntu, CloudFormation, Bamboo, Apache, Terraform, Nginx.
Client:United Health Group, Boston, MA Jan 2013 to Mar 2014
Role:DevOps Engineer
Responsibilities:
Involved in DevOps migration/automation processes for build and deploy systems.
Consulted and recommended client in Build and Release Management Implementation.
Used SCM/Build tools for Developers. Helping to resolve all SCM/Builds issues like merge conflicts, compilation errors, missing dependencies, Branching/Merging/Tagging.
Worked with Ansible playbooks for virtual and physical instance provisioning, Configuration management and patching through Ansible.
Automated using Ansible, Python, Perl or shell scripting with attention to detail, standardization, processes and policies.
Worked in an agile development team to deliver an end to end continuous integration/continuous delivery (CI/CD)product in an open source environment using tools like Puppet, Jenkins.
Experience in writing Puppet manifests and modules to automate the deployment process and to integrating Puppet manifests into Jenkins jobs for a continuous delivery(CD)framework.
Configured and monitored distributed and multi-platform servers using chef.
Setup and build AWS infrastructure using various resources, VPC EC2, RDB, S3, IAM, EBS, Security Group, Auto Scaling, SES, SNS and RDS in Cloud FormationJSON templates, Route53, Lambda.
Worked on AWS for deploying EC2 instances consisting of various flavors viz., Oracle Linux, RHEL, CentOS, Ubuntu and Solaris in both Linux and Windows.
Developed build and deployment scripts using Gradle and Ant, Maven as build tools in Jenkins to move from one environment to other environments.
Created a fullyCI/CD process. Automated Build and Deployment Platform and coordinating code build promotions and orchestrated deployments using Jenkins/Hudson and GitHub.
Build Java code on to different Jenkins servers as per the schedule.
Experience in working in .Net application and branching, Tagging, Release Activities on Version Control Tool like GIT and Subversion(SVN).
Experience in resolving issues of merge conflicts and develop Custom Scripts to monitor repositories and Server storage.
Installed Nexus repository tool to maintain the artifacts/dependencies jars.
Involved in development of test environment on Docker containers and configuring the Docker containers using Kubernetes.
Deploy code updates into test and production environments and work to roll environments forward
Knowledge of Splunk content development with the ability to create queries and dashboards.
Worked as a site reliability engineer the main task is to design and implement adaptive remote testing framework for installation and customization of multitenant cloud environments, their integration with distributed data sources.
Maintained and managed assigned systems, Splunk related issues and administrators.
Worked with Open Shift platform in managing Docker containers and Kubernetes Clusters.
Created and maintained the Power Shell scripts and Perl scripts deployment scripts for Tomcat application servers.
Performed and deployed Builds for various Environments like QA, Integration, UAT and Productions Environments.
Built and Deployed Java/J2EE to a web application server in an Agile continuous integration environment and automated the whole process.
Worked as a Release Engineer for Enterprise Applications. Perform App Dynamics post Deployment monitoring and Validation reports.
Researched and implemented code coverage and unit test plug-ins like find bugs, check style and with Maven/Hudson.
Responsibility to perform the Security Scans, defect tracking, defect reporting and defect reproducing using SonarQube, Bugzilla and JMeter.
Manage releases to make sure the code goes to live with Quality and security.
Environment:Java, Maven, ANT, Gradle, groovy, GIT, SVN, Puppet, Jenkins, Ruby,Splunk, JMeter, Tomcat, Sonar Qube, Bugzilla, Shell and Perl Scripts, Ansible, PowerShell, Nexus, RHEL 5.x/6.x
Client: Safeway, Phoenix,AZ Nov 2011 to Dec 2012
Role:Sr. Linux Administrator
Responsibilities:
Created and maintained user accounts in RedHat Enterprise Linux(RHEL)and other operating systems
Troubleshooting and maintaining of TCP/IP, Apache HTTP/HTTPS, SMTP and DNS applications.
Configuration of NIS, DNS, NFS, SAMBA, SENDMAIL, LDAP, TCP/IP, Send Mail, FTP, Remote access Apache Services on Linux &Unix Environment.
Migrated different projects from Perforce to SVN
Performing NIC bonding on Linux Systems for redundancy.
Diagnosed and resolved problems associated with DNS, DHCP, VPN, NFS, and Apache.
Created Bash/shell scripts to monitor system resources and system maintenance.
Create and Update Documentation for current Patching process. Coordinate with Lines of Business to schedule patching. Create Change request for Patching in Production environment.
Booted systems into different run levels for troubleshooting and system maintenance.
Network troubleshooting using ndd, traceroute, netstat, ifconfig, and snoop etc.
Expertise in Logical Volume Manager (LVM), Configured volume groups and logical volumes, extended logical volumes for file system growth needs using LVM commands.
Creation of Logical volumes (LVM) for Linux operating systems.
Highly skilled in Splunk to build, configure and maintain different environments and in-depth knowledge of log analysis generated by various operating systems.
Installed and monitored Splunk Forwarders on Windows, UNIX and LINUX servers.
Used XML, Advanced XML and Search Processing language (SPL) for creating Dashboards, views, alerts, reports and saved searches.
Installed, tested and deployed monitoring solutions with Splunk services.
Resolved configuration based issues in coordination with infrastructure support teams.
Maintained and managed assigned systems, Splunk related issues and administrators.
Skilled in deploying, configuring and administering Splunk clusters.
Responsible for the basic administration tasks related to LDAP and WebSphere Portal.
Hands on experience in building servers and automating the provision of OS by using Kickstart for RedHat and Jumpstart for Solaris.
Experienced in Server builds and automating the provision of OS by using Jumpstart for Solaris and Kickstart for RedHat(RHEL).
Installed and configured servers using RedHat Linux KickStart method.
CreatedLinux Virtual Machines using VMware Virtual Center, creating VM Templates, and troubleshooting all Virtualization related issues.
Expertise in remote access and application virtualization technologies such as XEN, VMware, ESX, ESXi, etc on Linux.
Coordinating with 24 x 7 on-call support personnel in debugging.
Environment:RHEL, Windows, Shell Script, VMware servers, XEN, ESX, ESXi, WebSphere,Perforce,Splunk Enterprise Server 5.x,SVN, Windows 2003 server, Kick Start, Solaris.
Client: Four-Soft Ltd, India Jun 2009 to Oct 2011
Role:Linux System Administrator
Responsibilities:
Installation & Configuration of servers with RHEL, Ubuntu, CentOS & Solaris.
Interacting with 300 users on site and more remotely via email/phone/ticketing systems for their computing needs.
Developed, customized and build RPM/YUM on Linux for deployment on various servers through software Development Life Cycle(SDLC)
Server IP changes, patch management, performance tuning, NFS, SFTP, SAN, NAS storage handling.
Setting up and configuring NFS, NIS, DNS, and PXE bootstrap with KickStart.
Used Rpm and Yum for patch management and resolving kernel panic issues after patching.
Setting up different Raid Levels on HP and Dell servers.
Installed, configured, Administered and supported WebSphere Application Servers 6.0/6.1 on Windows and Linux environment using GUI as well as silent install
Performing NIC bonding on Linux Systems for redundancy.
Creating VM guest hosts, cloning, creating templates and moving machines with Vmotion.
Responsible for building and monitoring over 200 physical and virtual machines.
Troubleshooting user SSH and user authentication.ConfiguringOpenSSL.
Developed a Web Application using Visual Studio 2015, C#.NET and ASP.NET
Experience with automated testing tools (i.e. Selenium, JMeter) for Oracle ADF and Java applications
Deployed Java/J2EE applications on to the ApacheTomcat server and configured it to host the websites
Experience of working with the release and deployment of large-scale C++, Java/J2EE Web applications.
Build windows application and web services using C#.NET on IIS and windows platform
Updating kernel parameters.
Writing shell/Bash scripts for Automated Back- ups and Cron Jobs.
Installed and configured Apache Web-servers and troubleshoot problems arising from Apache functionality.
Creating, extending and reducing LVM's for managing the disk storage space.
Overseeing migrations from physical to virtual.
Used Maven (POM.xml) and Ant scripts (build.xml) as build frameworks/scripts.
Expertise in Administrating Red Hat - Linux backup & restore with star, tar and including formatting disk & partitioning.
Maintaining RHEL servers along with Security/GIS kernel patching, using Blade-Logic Automation.
KickStart servers based off RHEL 6.x / 7.x in production, development and testing environments.
Environment:RHEL, Windows, Ubuntu, CentOS, Solaris, Shell Script, VMware servers,C#.Net WebSphere, Apache, Windows 2003 server, KickStart, Solaris, OpenSSL, LVM, SSH, Linux, Maven/Ant.