SUMMARY:

• 12 + years of extensive experience in Software Development Life Cycle (SDLC) including requirements analysis, design specification, coding and testing of enterprise applications.
• Created, configured and implemented Virtual Private Cloud (VPC), Security Groups, Elastic Compute Cloud instances.
• Build servers using AWS, importing volumes, launching EC2, RDS, creating security groups, auto - scaling, Elastic load balancers (ELBs) in the defined virtual private connection.
• Build and configure a virtual data center in the Amazon Web Services cloud to support Enterprise Data Warehouse hosting including Virtual Private Cloud (VPC), Public and Private Subnets, Security Groups, Route Tables, Elastic Load Balancer.
• Used Kubernetes to deploy scale, load balance, scale and manage Docker containers with multiple name space versions.
• Strong Experience in implementing Data warehouse solutions in Amazon Redshift.
• Worked on various projects to migrate data from on premise databases to Amazon Redshift, RDS and DynamoDB.
• Experience with CI (Continuous Integration) and CD (Continuous Deployment) methodologies using Jenkins.
• Strong experience in working in Linux and Windows environments.
• Expertise in Amazon Web Services (AWS), Open Stack, Jenkins, Chef, Puppet, Ansible.
• Worked on Puppet for the deployment of servers with custom scripts.
• Experience working with AWS Cloud computing and involved in creating AWS instances and deployed Linux and Red-hat on AWS environment and Expertise in migrating applications onto AWS.
• Experience in creating the company's DevOps strategy in a mix environment of Linux (RHEL, CENTOS, Windows) servers along with creating and implementing a cloud strategy based on Amazon Web Services (AWS).
• Experience in Installing, Configuring and Administration of Windows, Red Hat Linux, UNIX, Cent OS and VMware Environments.
• Extensive experience with Agile and Waterfall methodologies.
• Implemented continuous project build and deployment delivery process using Subversion, Bamboo, urban code Deploy and Subversion, Jenkins, urban code Deploy.
• Skilled enough to build scripts and automated solutions (using scripting languages such as Shell, Bash, Perl, and Python.
• Administered and Implemented Jenkins CI tool for Automated Builds on Linux machines.

PROFESSIONAL EXPERIENCE:

AWS/DevOps Engineer

Confidential, Phoenix, AZ

• Launching Amazon EC2 Cloud Instances using Amazon Web Services (Linux/ Ubuntu /Windows) and Configuring launched instances with respect to specific applications.
• Installed application on AWS EC2 instances and also configured the storage on S3 buckets.
• Performed S3 buckets creation, policies and also on the IAM role based polices and customizing the JSON template.
• Implemented and maintained the monitoring and alerting of production and corporate servers/storage using AWS Cloud watch.
• Architect and deploy public/private cloud platforms (IaaS, PaaS & SaaS) across Amazon Web Services.
• Strong Experience in implementing Data warehouse solutions in Amazon Redshift.
• Worked on various projects to migrate data from on premise databases to Amazon Redshift, RDS and DynamoDB.
• Implement new Cloud Management Platforms from Clouds watch, Cloud stack, and Open-Stack.
• Used Terraform to map more complex dependencies and identify network issue.
• Managed servers on the Amazon Web Services (AWS) platform instances using Puppet, Chef Configuration management.
• Migrated applications to the AWS cloud. Deployed applications on AWS by using Elastic Beanstalk.
• Assigned Roles and Policies to Users, Security Groups by using Identity and Access Management (IAM).
• Responsible for continuous integration (CI) and continuous delivery (CD) process implementation using Jenkins along with python and shell scripts to automate routine jobs.
• Installed Chef Server and Configured the Chef nodes by using custom chef recipes and cookbooks.
• Infrastructure as code- Implemented and leveraged Infrastructure configuration automation using Puppet, Ansible tools
• Configured the CI/CD pipeline using GitHub, Drone, Docker and Kubernetes.
• Launched multi-node kubernetes cluster in Google Kubernetes Engine(GKE) and migrated the dockerized application from AWS to GCP.
• Created Chef Automation tools and builds, and do an overall process improvement to any manual processes.
• Designed Chef Modules to manage configurations and automate installation process.
• Coordinate/assist developers with establishing and applying appropriate branching, merging conventions using GIT source control.
• Used Ansible to manage Web applications, Environments configuration Files, Users, Mount points and Packages.
• Designed AWS Cloud Formation templates to create custom sized VPC, subnets, NAT to ensure successful deployment of Web applications and database templates.
• Migrated on premise database structure to Amazon Redshift data warehouse.
• Managing Nagios and CloudWatch for monitor critical system health, performance, security, disk usage.
• Installation, support of applications and new projects for specific business needs.
• Troubleshooting to isolate and diagnose servers and storage’s hardware problems.
• Costing, Design, building and managing the infrastructure environments needed for the projects in the AWS hosting platform.
• Worked on AWS Data Pipeline to configure data loads from S3 to into Redshift.
• Used JSON schema to define table and column mapping from S3 data to Redshift and worked on indexing and data distribution strategies optimized for sub-second query response.
• Actively monitor research and analyze ways in which the services in AWS can be improved.
• Maintain system availability as per multiple Service Level Agreements (SLA).

Sr. AWS Engineer

Confidential

• Setup and built AWS infrastructure various resources, VPC EC2, S3, IAM, EBS, Security Group, Auto Scaling, and RDS in Cloud Formation JSON templates.
• Configured auto scaling in customized VPC, based on elastic load balancer (ELB) traffic and using ELB health check to trigger auto scaling actions.
• Launched Amazon EC2 Cloud Instances using Amazon Web Services (Linux/ Ubuntu/RHEL) and Configuring launched instances with respect to specific applications.
• Installed application on AWS EC2 instances and configured the storage on S3 buckets.
• Maintained the user accounts (IAM), RDS, Route 53, VPC, RDB, Dynamo DB, SES, SQS and SNS services in AWS cloud.
• Implemented and maintained the monitoring and alerting of production and corporate servers/storage using AWS Cloud watch.
• Ensured all cloud infrastructure components meet proper availability, cost, performance and security standards.
• Deployed and Configured Automation tools like Puppet and Chef.
• Merging and Branching carried out in TFS to Production every week with minor and major Releases.
• Managing the multi-tier and multi-region architecture using AWS Cloud Formation.
• Support of Applications like Apache Tomcat and Java based applications running on Linux machines for multiple clients
• Worked with various teams to support and optimize the AWS cloud infrastructure for production, staging and development environments, troubleshoot performance issues, and resolve production incidents
• Deploying, managing, and operating scale, highly available, and fault tolerant systems to AWS.
• Selecting the appropriate AWS services based on compute, data, or security requirements
• Installed and setup web server on Apache and Database server with MySQL. Monitor MySQL Database Backup on AWS cloud S3 (CLI).
• Created Cloud Formation template to build a repeatable process to stand up various application deployment environments in AWS. Configured Direct connect and VPN with AWS VPC.
• Setup/Managing CDN on Amazon CloudFront Origin Path Server / S3 to improve site performance.

Linux Engineer

Destines, PA

Building & configuring Red hat Linux systems over the network, implementing automated tasks through crontab, resolving tickets according to the priority basis.

• Administrative tasks such as System Startup/shutdown, Backup strategy, Printing, Documentation, User management, Security, Network management, dumb terminals and devices carried out.
• Installation of Oracle Patches and Troubleshooting, Creating and modifying application related objects, Creating Profiles, Users, Roles and maintaining system security.
• Daily tasks such as taking data backups, cleaning junk content and updating software.
• Worked as part of Testing Team in Application testing using Manual methods and Scripts.
• Work with DBAs on installation of DB, restoration and performance tuning.
• Monitoring system performance, Server load and bandwidth issues.
• Installation, configuration and management of MySQL database server.
• Monitoring server performance and troubleshooting server related problems to SNMP.
• Scheduled various regular, periodic, future and queue tasks by using Crontabs.
• Setting up of NFS environment. Taking care of user accounts/groups using NFS Management
• Submission of reports such as Routine perform analysis, Capacity analysis, Security audit analysis to customer for necessary planned changes
• Resolving TCP/IP network access problems for the clients. Develop, Maintain, update various scripts for services (start, stop, restart, recycle) UNIX based shell.
• Hands-on experience installing and configuring SSH (Secure Shell) encryption to access on Ubuntu and Red Hat Linux securely
• Upgrading Linux kernel with latest releases on RHEL servers.

Linux Administrator

Confidential, New Jersey

• Installation and administration of RHEL 4, 5, and 6, Solaris 8, 9 and 10, and SUSE 9 and 10.
• Configured kickstart server and applied patches to the servers using Redhat Satellite server.
• Installation, configuration and administration of VMware, Solaris Zones and LDOMs.
• Installed, configured, cloned VMs on VMware 5, Vsphere 4.0, configured ESX hosts, adding datastores to ESX hosts, creating vswitches, templates, migrating VMs across ESX hosts.
• Administered Network File Systems using Auto mounted and administering user and OS data files in NIS and NFS environment on both Redhat Linux and Solaris environments.
• Experienced with migration of data of Sun One Directory Server 6.1 from Sun Solaris to Redhat Linux, which included migration of user data, indexes and server certificates.
• Handling the day-to-day Operations, install software, apply patches, manage file systems, monitoring performance and troubleshoot alerts.
• Splunk deployment configuration and maintenance across a variety of UNIX and Windows platforms for creating Libraries, Projects and Jobs in build forge automating the build and deployment process.
• Developed automated processes that run daily to check disk usage and perform cleanup of file systems on UNIX environments using shell scripting and CRON.
• Handled user and client security and access on AIX and Linux servers for remote access.
• Wrote Perl and shell scripts for data mining and data integration solutions to reduce labor force and data entry.
• Installation of Oracle Patches and Troubleshooting, Creating and modifying application related objects, Creating Profiles, Users, Roles and maintaining system security.
• Administered Linux servers for several functions including Apache/Tomcat server, mail server and MySQL databases in both development and production.

System Admin /SAP Admin

Confidential, Kansas city, Missouri

• Involved in the post upgrade activities like upgrading application server, checking the profiles parameters, installing the java components, rescheduling background jobs and generating Abap loads.
• Involved in Installation of SMD (solution manager diagnostics) and its Wily Introscope Agent.
• Involved in Installation of J2EE Engine and portal platform for SAP EP 7.0.

System Admin /SAP Admin

Confidential, Deerfield, IL

• Involved in Installation of SAP Net Weaver PI 7.1 EHP1 ABAP+Java on Windows 2008 with SQL Server as database.
• Involved in Post Installation activities like Applying License to Server, Download and apply latest patches through SDM.
• Scheduled background jobs to cleanup spool requests, dumps, batch-input sessions, background jobs. Performed trace analysis.
• Applied all support packs and performed Kernel upgrades, OSS notes, SPAM/SAINT upgrades.