Designed and setup Enterprise Data Lake to provide support for various uses cases including Storing, processing, Analytics and Reporting of voluminous, rapidly changing data by using various AWS Services.• Used various AWS services including S3, EC2, AWS Glue, Athena, RedShift, EMR, SNS, SQS, DMS, Kenesis.• Extracted data from multiple source systems S3, Redshift, RDS and Created multiple tables/databases in Glue Catalog by creating Glue Crawlers.• Created AWS Glue crawlers for crawling the source data in S3 and RDS.• Created multiple Glue ETL jobs in Glue Studio and then processed the data by using different transformations and then loaded into S3, Redshift and RDS.• Created multiple Recipes in Glue Data Brew and then used in various Glue ETL Jobs.• Design and Develop ETL Processes in AWS Glue to migrate data from external sources like S3, Parquet/Text Files into AWS Redshift.• Used AWS glue catalog with crawler to get the data from S3 and perform SQL query operations using AWS Athena.• Written Py Spark job in AWS Glue to merge data from multiple tables and in Utilizing Crawler to populate AWS Glue data Catalog with metadata table definitions.• Used AWS Glue for transformations and AWS Lambda to automate the process.• Used AWS EMR to transform and move large amounts of data into and out of AWS S3.• Created monitors, alarms, notifications and logs for Lambda functions, Glue Jobs using CloudWatch.• Performed end- to-end Architecture & implementation assessment of various AWS services like Amazon EMR, Redshift and S3.• Used AWS EMR to transform and move large amounts of data into and out of other AWS data stores and databases, such as Amazon Simple Storage Service (Amazon S3) and Amazon DynamoDB.

▪ Support AD forest, including multiple domains forest with over 6 domains and 70+ domain controllers running on Windows Serves 2008 R2, 2012 R2, 2016 and 2019.▪ Plan, deploy, manage and troubleshooting of Windows Server 2008R2 and 2012R2 and 2106 Domain Controllers on HP ProLiant and Virtual environment.▪ Plan intra forest migration to consolidate multiple child domains. Provide procedures, documents, customize accounts migration with pre/post task to minimize user's impact after migration▪ Configure, monitor, and troubleshoot Direct Access servers.▪ Provide identity and role-based access. Participated in planning Integration with SAML, Oauth 2.0 and LDAP, deployment of web agents for access control, configuration of authorization models, single sign-on configurations.▪ Configure and troubleshoot Enterprise applications with Azure Multifactor Authentication.▪ Plan and manage all migrations and upgrades related to the Active Directory.▪ Update Active Directory Schema from Windows server 2008 to 2016 in Production Environment. ▪ Plan, design and implemented AWS hosted AD domain controllers.▪ Create trust relationship between AWS AD and on-premises domain.▪ Decommission, maintain and troubleshooted Exchange 2007 environment.▪ Create and troubleshoot PowerShell Scripts to automate Active directory and day-day tasks▪ Migrate customer's mailboxes from Exchange 2007 to O365.▪ Create DAG (Database Availability Group) on Exchange 2013 for high availability.▪ Plan and Implement Internal Certificate Authority.▪ Design and develop specialized automation tools, scripts, and processes for the administration and performance monitoring of Windows systems▪ Troubleshoot and assist on issues related to Replication, Sties, AD groups, Group Policies, Citrix Group Policies, DNS, DHCP, NAT, IPv4, IPv6, Antivirus and Failover Clusters, NTP Servers, NPS Radius server, Azure MFA.▪ Early life/L4 Support for 15000+ Users.

• Worked as DevOps Engineer for multiple development teams, system analysis team to establish a build schedule, provide a guideline for deployment in higher environments and with troubleshooting build system failures.• Worked for 5 scrum teams (Java, AEM, Jenkins, Ant, Maven, SVN, git, Agile methodology, cucumber scripts, sonar, XL Deploy and XL Release, Sharepoint,CI/CD automation from scratch, Docker)• Designed and built Azure V2 network infrastructure including Site to Site connection through• Meraki VPN/Firewall appliance, with Point-To Site (V1 network connection to V2 Network) for migration of Azure VMs from classic Portal to Azure Portal.• Deployed Active Directory domain controllers to Microsoft Azure using Azure VPN gateway.• Wrote Powershell scripts for .Net application deploys, service installs and for windows patches/upgrades.• Automate processes with Powershell scripts. DNS changes, DC builds, User management.• Windows Powershell development of automation and reporting processes.• Used Continuous development, Continuous Integration (CI) and Continuous Deployment (CD)in runtime with VSTS• Created and wrote shell scripts (Bash), Perl, Python and Powershell for automating tasks.• Converted .Net application to Microsoft Azure Cloud Service Project as part of cloud deployment.• Migrated SQL Server 2008 database to Windows Azure SQL Database and updating the Connection Strings based on this.• Implemented Microservices on Open Shift based on Docker to achieve Continuous Delivery• Creating the Docker images and tagged them push that image for all the promotional environments for all the applications.• Designed, Installed and Implemented CI/CD automation system. Used Ant, Maven as a build tools on java projects for the development of build artifacts on the source code.•

• Installed, Configured and maintained Redhat Linux, CentOS• Maintaining and monitoring of the tasks scheduled and running daily activity scripts• Responsible for troubleshooting end user and application problems. • Configured and implemented group policy in Active Directory. • Set up Quotas for the user accounts & limiting the disk space usage.• Analyzing and reviewing the System performance tuning and Network Configurations. • Installed, configured and maintained Cisco edge switches for corporate LAN using various models. Experience on VLAN configuration, port assignment and backup of switch configuration. • Developed Shell Scripts to automate repeatable tasks, used Bash Shell scripting to manage directories, files, users, and applications.• Installing operating systems, patches, hardware, vendor software packages, system customization and documentation of all departmental UNIX, PC-based workstations and Terminal• Periodic checks of production and development systems; CPU utilization, memory profiles, disk utilization, network connectivity, system log files. Monitoring system resources, logs, disk usage, scheduling backups and restore

• Designed and created Data Marts in data warehouse database• Implementations of MS SQL Server Management studio 2008 to create Complex Stored Procedures and Views using T-SQL.• Collecting the data from many resources and converting into flat text files with comma delimiter separator and importing the data to the SQL server for data manipulations.• Responsible for deploying reports to Report Manager and Troubleshooting for any errors during the execution.• Scheduled the reports to run on daily and weekly basis in Report Manager and emailing them to director and analyst to be reviewed in Excel Sheets.• Created several reports for claims handling which had to be exported out to PDF formats.• Analyzed business requirements and provided excellent and efficient solutions