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Sr. Aws Devops Engineer Resume

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Columbus, IN

PROFESSIONAL SUMMARY:

  • Over 8+ Years of professional work experience as Build & Release/DevOps Engineer with AWS and Azure Cloud platform experience with mentoring skills and a good understanding of the principles. Experienced in Continuous Integration, Continuous Deployment/Delivery integration pipelines.
  • Experienced with Interpreted languages including Perl and Python.
  • Strong use of Shell scripting languages including BASH for Linux and Mac platforms and PowerShell for Windows systems.
  • Facility with development methodologies including Waterfall, Scrum, Kanban, Agile, and hybrid.
  • Excellent configuration management utilizing Puppet, Chef, and Ansible.
  • Experience working with Apache Hadoop, Kafka, Spark and Log stash.
  • Experienced in Configuration Management, Cloud Infrastructure, and Automation utilizing Amazon Web Services (AWS), Ant, Maven, Jenkins, Chef, SVN, Git, GitHub, Clear Case, and Tomcat.
  • Used Azure Kubernetes Service to deploy a managed Kubernetes cluster in Azure and created an AKS cluster in the Azure portal, with the Azure CLI, also used template - driven deployment options such as Resource Manager Templates and Terraform.
  • Manage Amazon Redshift clusters such as launching the cluster and specifying the node type as well.
  • Extensive experience in Azure Development and Azure Compute Services worked on Azure Web Applications, Azure SQL Database, Content Delivery Network, Virtual machines, Azure Active Directory, Key Vault, Azure VPN Gateway, Azure Fabric, Azure search, App Services, and Notification hub.
  • Implemented a 'server less' architecture using API Gateway, Lambda, and Dynamo DB and deployed AWS Lambda code from Amazon S3 buckets. Created a Lambda Deployment function, and configured it to receive events from your S3 bucket.
  • Expertise in Amazon AWS Cloud Administration which includes services like EC2, S3, EBS, VPC, ELB, AMI, SNS, RDS, IAM, Route 53, Autoscaling, Cloud Front, Cloud Watch, Cloud Trail, Cloud Formation, OPS Work, Security Groups, etc.
  • Designed highly available, cost-effective, and fault-tolerant systems using multiple EC2 instances, Auto Scaling, Elastic Load Balance and AMIs, and Glacier for QA and UAT environments as well as infrastructure servers for GIT and Chef.
  • Strong expertise in designing Micro Services bases solutions utilizing Cloud-Native Architecture.
  • Experienced in architecting and managing AWS cloud infrastructure.
  • Developed Python modules to automate processes in AWS (AWS Cloud Formation)
  • Efficient in Build and configuration of infrastructure in cloud development through the usage of Terraform tool as IaaC and ability of modifying the Terraform modules based on the requirement of development.
  • Implemented Micro-services using the Pivotal Cloud Foundry (PCF) platform build upon Spring Boot Services.
  • Experienced in setting up TERRAFORM continuous build integration system. Build security utilities and tools for internal use that enables Engineers to operate at high speed and wide scale.
  • Expertise in Application Deployments & Environment configuration using Chef, Puppet.
  • Extensive experience in Linux/Unix system Administration, System Builds, Server Builds, Installations, Upgrades, Patches, Migration, Troubleshooting on RHEL 4.x/5.x
  • Good knowledge of AWS services like Glacier, ELB (Load Balancers), RDS, SNS, SWF, and IAM and hands-on experience on Amazon Web Services (AWS) provision.
  • Extensive experience in Server infrastructure development on AWS Cloud by using AWS services like EC2, ECS, EBS, ELB, Lambda, S3, RDS, Glacier, DynamoDB, VPC, Route53, CloudWatch, CloudFormation, IAM, Certificate Manager, SNS, and Auto Scaling in a scalable production environment.
  • Kept track of all releases and requests of the developers through the infrastructure management tool.
  • Extensively worked on CI tools like Jenkins, Hudson, Team City, and Bamboo for continuous integration and end-to-end automated build and deployments.
  • Strong Experience in implementing Data Warehouse solutions in AWS Redshift Worked on various projects to migrate data from on-premise databases to AWS Redshift, RDS, and S3.
  • Experience in Querying RDBMS such as Oracle, DB2, MY SQL, and SQL Server by using SQL for data integrity.
  • Hands-on Experience of the J2EE Framework and its components as related to JAVA build, test, deployment, and release management initiatives.
  • Expertise in writing Automation scripts in Selenium using C Sharp, Dot NET, and JAVA.
  • Configured DOCKER Containers for Branching purpose and deployed using Elastic Beanstalk.
  • Exposed to all aspects of the software development life cycle (SDLC) which includes Analysis, Planning, Developing, Testing, and Implementing and Post-production analysis of the projects.
  • Involved in migrating version management systems from CVS to SVN, SVN to CVS, and SVN to GIT.
  • Good experience working with container orchestration tools Apache, Marathon, and Kubernetes.
  • Experience with container-based deployments using Docker, working with Docker images, Docker hub, and Docker registries, installation, and configuring Kubernetes and clustering them.
  • Implemented Kubernetes to deploy scale, load balance, scale and manage Docker containers with multiple names spaced versions.
  • Experience in logging, monitoring, and maintaining applications/servers using tools such as Nagios, Splunk.

TECHNICAL SKILLS:

Languages: C, HTML5, CSS, PL/SQL, NoSQL

IDE: Eclipse and MS VISIO.

Build Tools: Jenkins, Maven, Gradle, Docker, OpenShift, Kubernetes, Ansible tower, Google Cloud, Ant, Maven, Shell Scripting, Python

CICD Tools: AWS, Terraform, Redhat Ansible, Helm, Urban Code, Nexus, jfrog

Bug Tracking Tools: JIRA, ALM/Quality Center

Monitoring Tools: ELK, Dynatrace, VMware, vSphere

SDLC Processes: Agile-Scrum, Waterfall

Source Version Control tool: GITLAB, Bitbucket, RALLY

Databases: SQL Server, Oracle, MySQL, NoSQL

Operating Systems: Windows, Unix, RHEL, CentOS

PROFESSIONAL EXPERIENCE:

Confidential, Columbus, IN

Sr. AWS DevOps Engineer

Responsibilities:

  • Designed, configured, and deployed Amazon Web Services(AWS) for a multitude of applications utilizing the AWS stack (Including EC2, VPC, Glacier, Route53, S3, RDS, Cloud Watch, Cloud Trail, WAF, SNS, and IAM), focusing on high-availability, fault tolerance, and auto-scaling.
  • Created customized AWS Identity and Access Management (IAM) policies for various AWS resources to have required accessibility to required resources.
  • Experience in applying security patches and updating Redhat Linux OS version using Red Hat Satellite server.
  • Created and configured AWS EC2 instances using preconfigured templates such as AMI, RHEL, Centos, and Ubuntu as well as used corporate-based VM images which includes complete packages to run build and test in those EC2 Instances.
  • Configured an AWS Virtual Private Cloud (VPC) and database subnet group for isolation of resources within the Amazon RDS MySQL DB cluster.
  • Configured GIT with Jenkins and schedule jobs using POLL SCM/Webhooks option and integrated to automate the code checkout process.
  • Cloud experience (AWS, SQS, serverless, event-based communications, Webhook etc.)
  • JIRA Webhooks and CI Integration and tools plugins & JIRA with bots, webhooks.
  • Created PowerShell scripts to constantly monitor the health of the Exchange messaging infrastructure and notify my teammates or myself in the event of a problem.
  • Implemented AWS High-Availability using AWS Elastic Load Balancing (ELB), which performed a balance across instances in multiple Availability Zones.
  • Used AWS Beanstalk for deploying and scaling web applications and services developed with JAVA.
  • Creating S3 buckets & managing policies for S3 buckets & utilized S3 buckets & Glacier for storage and backup on AWS.
  • Deployed & monitored scalable infrastructure on Amazon Web Services (AWS) & configuration management using Puppet.
  • Worked on AWS API Gateway for custom domain and Record sets in Amazon Route53 for applications hosted in AWS Environment.
  • Created automation and deployment templates for relational and NoSQL databases including MSSQL, MySQL, Cassandra, and MongoDB in AWS.
  • Developed a Terraform plugins using Golang to manage infrastructure which improved the usability of our storefront service.
  • Utilized various IaC/DevOps tools (Terraform, Vagrant, Packer, etc.) to assist in building AWS Cloud infrastructure.
  • Provided security and managed user access and quota using AWS Identity and Access Management (IAM), including creating new policies for user management in JSON, Webhook(basic).
  • Stocked migration of on-premises applications to the cloud and created resources in the cloud to enable this.
  • Created Snapshots and Amazon Machine Images (AMI's) of EC2 Instances for snapshots and creating clone instances.
  • Worked on AWS CloudWatch, CloudFormation, Cloud Trail services, and Cloud Front to set up and manage cached content delivery.
  • Utilized Cloud Watch to monitor resources such as EC2, CPU memory, Amazon RDS, DB services, DynamoDB tables, and EBS volumes.
  • Worked on AWS Code Deploy and Auto Scaling Groups to implement Blue-Green Deployments for the various releases moving forward.
  • Database Migration from SQL Server to Amazon Redshift using AWS, worked on the AWS Data pipeline to configure data loads from S3 into Redshift.
  • Automated AWS volumes snapshot backups for enterprise using Lambda.
  • Created functions and assigned roles in AWS Lambda to run python scripts.
  • Used Jenkins tools for CI with AWS for automated build every time developer code merge in to master branching.
  • Integrated services like GitHub, AWS CodePipeline, Jenkins and AWS Elastic Beanstalk to create a deployment pipeline.
  • Serve as the primary SME on Azure services including SaaS, PaaS, and Iaas while contributing architecture decisions for our on-going migration efforts.
  • Implemented cloud services IAAS, PAAS, and SaaS which include Openstack, Docker and Openshift
  • Created Clusters using Kubernetes, managed them on OpenShift platform and worked on creating many pods, replication controllers, services, deployments, labels, health checks and ingress by writing YAML files.
  • Developed DevOps Scripts in Groovy to automate and collection analysis of Cassandra
  • Experienced with the configuration and installation of DOCKER environment including DOCKER registry hub for managing different DOCKER images and deployment of applications inside the software containers.
  • Orchestrated complex application deployments quickly and predictably by using Kubernetes.
  • Wrote TERRAFORM templates, Chef Cookbooks, recipes, and pushed them onto Chef Server for configuring EC2 Instances.
  • Development of Chef Cookbooks for systems configuration management and software deployments.
  • Integrated Ansible to manage all existing servers and automate the build/configurations of new servers.
  • Automated various infrastructure activities like Continuous Deployment, Application Server setup, Stack monitoring using Ansible Playbooks and has Integrated Ansible with Jenkins.
  • Designed the project workflows/pipelines using Jenkins for continuous integration and deployment into different Web/Application Servers.
  • Built server automation with continuous integration/continuous deployment tools like Jenkins, Maven for the build management system.
  • Created ANT and MAVEN to automate the build process for the new projects and integrated them with third-party tools like Nexus.
  • Installed Kafka manager for consumer lags and for monitoring Kafka Metrics also this has been used for adding topics, Partitions etc.
  • Implemented Hadoop clusters on processing big data pipelines using Amazon EMR and Cloudera whereas it depended on Apache Spark for fast processing and for the integration of APIs.
  • Created the SonarQube reporting dashboard to run the analysis for every project.
  • Developed an audit log of JSON web tokens using Seri logger in Elasticsearch with Kibana as Visualize.
  • Developed Splunk queries and Splunk dashboards target at understanding application performance and capacity analysis.
  • Maintained JIRA for tracking and updating project defects and tasks ensuring successful completion of tasks in a sprint.
  • Designing JSP using JAVA Beans, involved in Design, Development, Testing, and Integration of the application. Involved in developing the application using JAVA/J2EE platform.
  • Implemented, integrated, and managed perforce as well as instituting accurate and automated build and release methodologies for binary compilation for Apache HTTP/HTTPS, Tomcat, PHP and MySQL.

Environment: AWS, S3, EC2, ELB, IAM, RDS, VPC, SES, SNS, EBS, Cloud Trail, Jenkins, Chef, C#, .NET, Linux, ELK, JAVA, Ruby Scripting, Python, Cmake, PowerShell, Shell Scripting, Subversion, SonarQube, Maven, Ansible, JIRA, Bamboo, TFS, DOCKER, VMWare, Splunk, GIT, Web Logic, Puppet, ANT, J2EE, Web sphere, Apache, Tomcat, JBoss, Network Protocols LDAP, DNS, NIS, NFS, Cassandra, and SQL Server.

Confidential, Atlanta, GA

DevOps Cloud Engineer

Responsibilities:

  • Managed Azure Infrastructure Azure Web Roles, Worker Roles, VM Role, Azure SQL, Azure Storage, Azure AD Licenses, Virtual Machine Backup and Recover from a Recovery Services Vault using Azure PowerShell and Azure Portal.
  • Hands-on experience Designing, planning and implementation for existing on-premise applications to AZURE Cloud (ARM), Configured and deployed Azure Automation Scripts utilizing Azure stack Services and Utilities focusing on Automation.
  • Created Azure automated assets, Graphical Runbooks, PowerShell run books that will automate specific tasks. Expertise in deploying Azure AD connects, configuring ADFS installation using Azure AD connects.
  • Involved in migrating SQL server database to SQL Azure database using SQL Azure migration wizard and used Python API to upload agent logs into Azure blob storage.
  • Written Templates for Azure Infrastructure as code using Terraform to build staging and production environments.
  • Monitored the Azure resources by configuring Azure Diagnostics and Azure Monitoring.
  • Designed and implemented Azure Virtual Networks with the network security groups and deployed those using the Azure Quick Start templates.
  • Experienced with Installing and Configuring the NEXUS Repository manager for sharing the artifacts within the company.
  • Automated various infrastructure activities like Continuous Deployment using Ansible playbooks and has Integrated Ansible with Jenkins on AZURE.
  • Created LTA (Logical Technical Architecture) diagrams using Microsoft Visio.
  • Assigned RBAC policies Confidential group level and user level as per the LTA created for the services implemented new (Automation account, scheduler, notification hub, IOT Hubs, Batch and other services)
  • Used Docker for setting Azure Container Registry with Docker and Docker-compose and actively involved in deployments on Docker using Kubernetes.
  • Configured servers to host Team Foundation Server (TFS) instance to setup and manage Continuous Integration (CI) using Team Foundation (TF) Build Service.
  • Used Azure Kubernetes service to deploy a managed Kubernetes cluster in Azure and created an AKS cluster in the Azure portal, with the Azure CLI, also used template driven deployment options such as Resource Manager templates and Terraform.
  • Maintained and coordinated environment configurations, code integrity and code conflict resolution.
  • Established and applied appropriate branching, labeling/naming conventions using GIT source control.
  • Developed automation system using PowerShell scripts and JSON templates to remediate the Azure services.
  • Hands-on experience Designing, planning and implementation for existing on-premise applications to AZURE Cloud (ARM), Configured and deployed Azure Automation Scripts utilizing Azure stack Services and Utilities focusing on Automation.
  • Monitored the Azure resources by configuring Azure Diagnostics and Azure Monitoring.
  • Designed and implemented Azure Virtual Networks with the network security groups and deployed those using the Azure Quick Start templates.
  • Experienced with Installing and Configuring the NEXUS Repository manager for sharing the artifacts within the company.
  • Created LTA (Logical Technical Architecture) diagrams using Microsoft Visio.
  • Used Docker for setting Azure Container Registry with Docker and Docker-compose and actively involved in deployments on Docker using Kubernetes.
  • Configured servers to host Team Foundation Server (TFS) instance to setup and manage Continuous Integration (CI) using Team Foundation (TF) Build Service.
  • Maintained and coordinated environment configurations, code integrity and code conflict resolution.
  • Established and applied appropriate branching, labeling/naming conventions using GIT source control.
  • Used Docker in build automation pipeline and production deployment & implemented the setup for Master slave architecture to improve the Performance of Jenkins. Used Jenkins for Continuous Integration and deployment into Tomcat Application Server.
  • Developed automation system using PowerShell scripts and JSON templates to remediate the Azure services.

Environment: AZURE IaaS -Virtual Networks, Virtual Machines, Cloud Services, Resource Groups, Express Route, Traffic Manager, VPN, Load Balancing, Application Gateways, Auto-Scaling, JIRA, NEXUS Repository, Docker, Kubernetes, Azure Kubernetes, Azure CLI, Terraform, ARM, PowerShell, JSON.

Confidential, Cincinnati, OH

DevOps/AWS Engineer

Responsibilities:

  • Performed software configuration/release management activities for three different Java applications.
  • Designed and implemented Continuous Integration process and tools with approval from development and other affected teams.
  • Managed Windows virtual servers and Ubuntu Linux (Rack space and AWS EC2) with Chef using Git.
  • Defined processes to build and deliver software baselines for internal as well as external customers.
  • Configuring Anthill Pro as a common build engine to build and promote applications to DEV, QMG, UAT, PROD, and DR to UNIX environments.
  • Release Engineer for a team that involved different development teams and multiple simultaneous software releases and implemented Continuous Integration Process.
  • Designed and scripting using ANT & MAVEN for (J2EE, Web Services, Reusable JARS, Web Client and Open Source) in creating MasterBuild.xml, Build. Properties & Pom.xml files and provided technical support to development team for compilation problems.
  • Installed and configured Jenkins for Automating Deployments and providing a complete automation solution.
  • Managed and maintained operating systems on servers (Web servers, Database servers & Mail servers) and networking devices.
  • Utilize Puppet for configuration management of hosted Instances within AWS.
  • Having experience of working in extensive Process-oriented environment.
  • Experience working with bit bucket plugins in Jenkins for Private repositories.
  • Configured TCP/IP for servers, workstations, and setup of complete network.
  • Initiated responsibility for administering the SVN and GIT servers, which included install, upgrade, backup, adding users, creating repository/branches, merging, writing hooks scripts, performance tuning, troubleshooting issues and maintenance.
  • Administered 7 Bamboo servers and Jenkins which includes install, upgrade, backup, adding users, creating plans, installing local/remote agent, adding capabilities, performance tuning, troubleshooting issues and maintenance.
  • Developed and implemented Software Release Management strategies for various applications according to the agile process.
  • Responsible for designing and deploying best SCM processes and procedures.
  • Used both GIT and Bitbucket source control systems to manage code.
  • Coordinate/assist developers with establishing and applying appropriate branching, labeling/naming conventions using GIT source control.
  • Involved in writing pom.xml files to establish the code quality tools integration.
  • Experienced in authoring pom.xml files, performing releases with the Maven release plugin, Mavenization of Java projects and managing Maven repositories.
  • Releasing code to testing regions or staging areas according to the schedule published.
  • Implemented a Continuous Delivery framework using Jenkins, Maven in multiple environments.
  • Deployed puppet for configuration management to existing infrastructure
  • Implemented puppet modules for server housekeeping.
  • Written modules for Installation and Updating of Yum repositories on the Server using Puppet infrastructure.
  • Actively involved in architecting the puppet infrastructure to manage servers in different environments.
  • Designed and implemented scalable, secure cloud architecture based on Amazon Web Services.
  • Managed Amazon Web Services (AWS) infrastructure with automation and configuration management tools such as Puppet or custom-built cloud-hosted solutions.
  • Leveraged AWS cloud services such as EC2, auto-scaling and VPC (Virtual Private Cloud) to build secure, highly scalable, and flexible systems that handled expected and unexpected load bursts.
  • Used JIRA to track issues and Change Management.
  • Good Understanding of developing and testing enterprise products, with current focus on cloud-based application and giving solution to challenges imposed by multi data center deployed SaaS products and their needs for DevOps tools and automation.

Environment:: SVN, GIT, Jenkins, Maven, Nexus, AWS EC2, WebLogic, TOMCAT, Python Scripts, Perl Scripts, Ruby Scripts, XML, UNIX, JIRA.

Confidential, Detroit, MI

DevOps Engineer

Responsibilities:

  • Designed and implemented fully automated server build management, monitoring and deployment solutions spanning multiple platforms, tools and technologies including Jenkins Nodes/Agent, SSH, Amazon EC2 etc.
  • Used Subversion as source code repositories.
  • Managed SVN repositories for branching, merging, and tagging.
  • Developed Shell/Perl Scripts for automation purpose.
  • Implemented multi-tier application provisioning in OpenStack cloud, integrating it with Chef/Puppet.
  • Responsible for designing and deploying best SCM processes and procedures.
  • Designing and implementing fully automated server build management, monitoring and deployment By Using Technologies like Chef.
  • Worked closely with software developers and DevOps to debug software and system problems.
  • Created scripts in Python which integrated with Amazon API to control instance operations.
  • Deployed Puppet, Puppet dashboard for configuration management to existing infrastructure.
  • Used Puppet to automate Configuration management.
  • Used Puppet to manage Web Applications, Config Files and Data base, Commands, Users Mount Points and Packages, Maintained and coordinated environment configuration, controls, code integrity, and code conflict resolution.
  • Having vast experience in Integrating tools JIRA-RTC, HP ALM-Jenkins, SVN-Code Collaborator, etc.
  • Used SVN for branching, tagging, and merging.
  • Involved in writing parent pom files to establish the code quality tools integration.
  • Installing, configuring, and administering Jenkins CI tool on Linux machines.
  • Coordinate/assist developers with establishing and applying appropriate branching, labeling/naming conventions using GIT source control.
  • Implementation of IBM DevOps solution for Confidential Bank which involves IBM CLM, Continuous Integration using RTC, Continuous Deployment using Udeploy and Continuous testing RIT, RFT, RPT for various in-house developed and vendor applications on IBM IIB, Mule ESB, COTS products, Mobile applications iOS, Android.
  • Analyze and resolve conflicts related to merging of source code for GIT.
  • Build server deployment on Cloud (EC2) servers with help of DevOps tools like Puppet.
  • Created the naming strategy for branches and labels and involved continuous integration system with GIT version control repository and continually build as the check-in’s come from the developer.
  • Built Continuous Integration environment (Jenkins, Nexus). And Continuous delivery environment (puppet).
  • Responsible for distributed applications across hybrid AWS and physical data centers
  • Strengthening security by implementing and maintaining Network Address Translation in company’s network
  • Supported small to medium sized projects using GIT.
  • Worked on integrating GIT into the continuous Integration (CI) environment along with Anthill-Pro, Jenkins
  • Developed a continuous deployment pipeline using Jenkins, Ruby/shell scripts.
  • Supporting Local System Administrators to troubleshoot Configuration Management and Network issues.
  • Created and maintained continuous build and continuous integration environments in SCRUM and Agile projects.
  • Importing the data in Splunk through inputs.conf, props.conf and transforms.conf.
  • Automation/Simplification of Digital Guarding Process through Splunk.

Environment:: GIT, Jira, Maven, ANT, Jenkins, Puppet, UNIX Shell Scripting, Splunk, Anthill Pro, AWS, Nexus.

Confidential

Build Engineer

Responsibilities:

  • Build and deploy SpigitEngage web applications with SaaS Cloud Computer Services environments.
  • Worked on SCM tasks mostly on solving complex branching and merging problems.
  • Solved all the various tree conflicts, text conflicts which arise in major complex merging issues in SCM.
  • Developed Customized scripts in Jenkins which would automate the process according to the requirement.
  • Deployment of builds was done through Jenkins.
  • Created and deployed web interfaces reporting on multi-platform automated builds and test suites (TFS build reporting, SharePoint Server, Cruise Control, and IIS)
  • Configuring AnthillPro as a common build engine to build and promote applications to DEV, QA, UAT and POD to UNIX environments.
  • Merged all the release branches back to trunk after solving the conflicts.
  • Performed IBM Websphere Administrative tasks like installing WAS, Configuring ND, Cell, Nodes, Cluster and aided in usage of High Availability Mgr.
  • Proposed and implemented branching strategy suitable for agile development in Subversion.
  • Involved in user interactions, requirement analysis and design for the interfaces.
  • Prepared the design document for Document Management Module and User Management Module.
  • Created class diagrams and sequence diagrams using MS Visio.
  • Followed waterfall methodology for application development.
  • Updating the SVN log properties for revisions. Setting up the SVN sync servers, changed rev properties for SVN sync.
  • Promoting the changes from trunk revisions to release branch.
  • Performed merging from development to parent branches prior to building the code.
  • Setup the build and deployment scripts using Anthillpro for J2EE and Java applications using WebLogic Application Server.
  • Installed and configured Subversion server on Linux via the Apache Web Server to provide access over the Http protocol.
  • Extensively used Ant, Maven, Perl, and Bash Scripts for automating build and release tasks.
  • Implemented Shell and Perl scripts for release and build automation. Manipulated and automated scripts to suit requirement.
  • Proficient in deploying and support applications on WebSphere, Tomcat, WebLogic application servers.
  • Used Shell/Perl scripts to automate the deployment process.
  • Proposed and implemented branching strategy suitable for agile development in Subversion.
  • Maintained existing programs/scripts and extended Linux system functionality as needed.
  • Involved in enhancement of SOA web services using AXIS to support .net applications.
  • Involved in development of custom tag libraries, which provides various functionalities like check-in, checkout, export, import, open, delete, search etc. on JSP pages.
  • Involved in development of customized Web applications on top of Orion Frameworks using Web technologies like JSP, Servlets, and Java script.
  • Written Oracle Admin schema using SQL, which creates Orion Oracle database instances in Oracle 10g and Oracle9i.
  • Involved in migration of code in CORBA framework to Java/J2ee framework.
  • Worked with Development Team Leads and testing teams to establish a build schedule, execute the builds and troubleshoot build failures, if any.

Environment: SVN, Ant, Oracle, Linux, Perl Scripting, ClearCase, Sonar, CAST, Shell scripting, JBOSS, Windows, UNIX, Web logic.

Confidential

Role: Linux Administrator

Responsibilities:

  • Monitoring, analyzing, and responding to security events utilizing security event management and reporting tools.
  • Account, user and group administration, Permissions policy management and quota implementation.
  • System performance monitoring, tuning and log management.
  • TCP/IP Networking troubleshooting and Linux Network Administration.
  • Worked closely with network/incident analysts and IC analysts to monitor current attack and threat information to identify.
  • Installation, configuration, support, and security implementation on following services:
  • DHCP: Range of IP, Assigning fixed IP to MAC address.
  • SSH: Configuring Servers, password-less authentication configuration.
  • NFS: Configuration, administration, on demand mounting.
  • SAMBA: Sharing folders, printers with Win32 & Win64 system, Creating SAMBA users.
  • NIS: Server and client configuration.
  • DNS: Server configuration and maintenance.
  • HTTPD: Apache web server maintenance, installation, configuration, managing web hosting including name-based, secure, and private site, monitoring web server performance, certificate generate, security checks and periodic upgrades, manage user accounts, back up.
  • SQUID: Proxy Server configuration, allow deny access.
  • E-mail: Postfix, Dovecot configuration, user management, relay, alias, Procmail configuration.
  • Implemented and maintained server virtualization using VMware, ESXi and Oracle Virtual Manager.
  • Coordinated with application team in installation, configuration and troubleshoot issues with JBoss servers.
  • Installation and configuration of database systems e.g., MySQL, Oracle.
  • Involved in creating virtual machine using Oracle Virtual Manager, creating server pool, VM cloning.
  • Involved in setup Storage Area Network (SAN) and NAS and file system backup and restore.
  • 24x7 on-call rotation for support of production systems.

Environment: VMware, TCP/IP, ESXi, Red Hat, BASH, Apache, JBoss, IBMServer, MY SQL, Oracle, LINUX.

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