TECHNICAL SKILLS:

Languages: Shell Scripting, Ruby, PowerShell

OS: Linux, Centos, Ubuntu, Windows

Issue tracking tool: Trello, Jira

Databases: Mysql

Sub Version Control: GIT, Code Commit

Testing Tool: Jmeter

Monitoring Tool: Nagios, New Relic, Cloud watch

Automation Tools: Chef, Puppet

Container Docker:

Cache: Redis, Elasticache

Web Servers: Apache, Nginx

Load Balancer: Haproxy, Amazon Confidential

Release Tool: Jenkins

Ticketing Tool: BMC Remedy Force

Servers: Squid, Nfs, Dns, Ftp, Smtp

Cloud Services: AWS

Security: SSL, Selinux

WORK EXPERIENCE:

Confidential, Austin, TX

Responsibilities:

• End to End solution for hosting the web application on AWS cloud with integration to S3 buckets
• The portal would integrate with another application hosted on premises hardware to provide the complete functionality
• Integration of web portal and users associated with S3 bucket
• High availability and Scalability to be the very base of using AWS for customer
• Implementation of NAT gateways for web apps hosted in private subnets
• Implementation of redis/elasticache to accommodate 85k of users that would ramp up in around 1hour on portal on month ends for their online bills
• Integration of Application with monitoring tool new relic for complete insight and proactive monitoring
• The complete installation and hosting was automated with AWS cloud formation and powershell scripts
• Managing a team of Confidential engineer for infrastructure support on AWS cloud. Creating cloudformation scripts for hosting software on AWS cloud. Automating the installation of softwares through powershell scripts
• AWS and Openstack to provision new machines for clients. S3 Storage Services on AWS.
• AWS EC2 and Cloud watch services. CI/CD pipeline management through Jenkins. Automation of manual tasks using Shell scripting.
• Automation of OS builds and Application Installation through Puppet & Chef.
• Version control through GIT. Writing new plugins in Nagios to monitor resources. Working in implementation team to build and engineer servers on Ubuntu and RHEL Linux. Provisioning virtual servers on VMware and Confidential servers using Vcloud.
• Managing and Architecting more than 3000 virtual servers. Monitoring of Application and Servers through Nagios. Web Servers Administration on Apache and Nginx. SQL queries and administration
• Configuring Chef to build up services and applications on the instances once they have been configured using cloud formation
• Writing json templates for cloud formation and ruby scripts for chef automation and contributing to our repository on github(sub version control).
• Developing scripts(recipes in chef) for automatic deployment of servers and managing configuration files through chef for News UK and for my - Confidential tool

Engineer

Confidential

Responsibilities:

• Working in implementation team to build and engineer servers for Linux & AIX operating systems. Working on AWS & Openstack cloud to provision new instances. S3 Storage Services. AWS EC2 & Cloud watch services.
• CI/CD pipeline management through Jenkins.
• Automation of OS builds and Application Installation through Puppet & Chef. Nagios for application and hardware resource monitoring. Writing new plugins in Nagios to monitor resources.
• Provide support to IBM Mid-range (DS 3k, 4k, 5k) Storages and NetApp NAS. Maintaining/installing/Patching Confidential Cluster on VMware and install Linux virtual Machines over it. It also includes managing and assigning of data stores inside the cluster and VMOTION of the Linux machines
• Implementing change requests raised by user for server configuration, kernel tuning, software installation and OS hardening. Managing Linux VMs using puppet as per some projects requirement, have knowledge of modules, manifests and roles on puppet.
• Troubleshooting OS issues on AIX & Linux doing performance tuning to help user in smooth running of application processes. Building Kickstart server for automation of Linux OS installation.
• Good understanding of OSI model, VLAN, Subnets and routes, liaising with network team for the same. Have knowledge of middleware tools like WAS, Apache HTTP as coordinating with other teams on daily basis. Doing firmware and Microcode upgrades. Managing NFS, DNS, DHCP, NIS, AutoFS.
• Good Knowledge in server performance monitoring using vmstat, sar, nmon and top/topas. Debugging network problems using tcpdump, entstat, ethtool, traceroute and netstat. Tracing processes using ps, strace, proctree etc.
• Analyze root cause of failures & develop breakdown solutions in minimum turnaround. Adhere to the standard environment to standard ITIL processes - Change management, Incident management, Problem Management etc.
• Handle OS patching, firmware upgrade, tuning the kernel parameters, upgrading the OS of Sun Solaris, AIX, Red Hat Linux servers. Worked on various Virtualization methods in different platforms like VIOs on AIX and Confidential for Linux and have some knowledge of zones as well.
• Maintaining/installing/Patching Confidential Cluster on VMware and install Linux virtual Machines over it. It also includes managing and assigning of data stores inside the cluster and VMOTION of the Linux machines
• Provide support to Integration, middleware, DBA, development teams for issues related to system. Provide technical Support for day-to-day operations and manage assets & Helpdesk activities including remote assistance to clients.

AWS / System Engineer

Confidential, TX

Responsibilities:

• Managing AWS Infra and automation with CLI, API. Managing DATA Center Inbound and outbound services. Working on automation toll like Ansible, chef and Puppet.
• Create ec2 instance and manage all compute resource. Confidential for ec2 instance and troubleshooting. API Calling to start and stop instance in weekend. API calling to take the snapshot of root volume automatically.
• Storage on aws EBS, S3 and Glacier and automate sync data to Glacier. Databases services on aws like RDS, Dynamo DB. Elastic Transcoder, Cloud front, Elastic Beanstalk. Migration of ec2 instances from one region to another. Configuration of site- to- site vpn and open vpn using Linux ec2 instance.
• Uploading and bundling own customize ami to s3 amazon bucket. Mounting S3 bucket with EC2 Instance. Mounting S3 and Glacier on window server and make script to sync data to local to AWS
• Setting up of Site to Site Vpn between different regions on aws. Monitor all aws instance through zabbix, Cacti and Nagios. Ticket management on Kayako ticketing platform. Managing Data center.
• Configuring Confidential and checking the server issue and resolve. Configuring RAID 1 and 10 on Dell power edge server R 720-30. Installation and configuration VMware Confidential and Management.
• VM creation and customization on Confidential . Management and troubleshooting of WHM and C-panel. IIS configuration and management on Web hosting. Configuration and management of ftp server.
• Backup Management, Inventory management and configuration. Vyatta open source firewall management and configuration. Cloud computing, VMware, VSphere.