SUMMARY

• Around 12 years’ experience in IT Industry.
• Experience in Linux Server (RedHat, Fedora, Centos, Ubuntu, Solaris) Administration & technical support activities.
• Experience in Network Monitoring tools (Nagios) configuration and management.
• Experience in VMWARE/KVM virtualization setup
• Exposure in web server Managements & Administration - Apache 2.x, Tomcat 6.0. Apache and tomcat integration, load balancing, clustering.
• Experience in Database Management & Administration, MySQL Server 5.0/5.1, Mysql performance tuning, Database replication (master/slave), Database Sharding
• Exposure to scripting languages like Shell scripting
• Experience on EC2 (Elastic Cloud computing) technology, AWS, Rightscale
• Experience on open source cloud setups like Eucalyptus and Openstack
• Experience on proprietary private cloud configuration with VMware and KVM Hypervisor (IBM Private cloud)
• Experience on Cloud Automation tool in POC setup - Chef
• Exposure on cloud cluster based object storage- Ceph
• Working on Cloud based disaster recovery product owned by persistent (rCloud)
• Exposure on opensource load balancers like HAPROxy and Piranha
• End to end hosting of retails applications on AWS public cloud
• Migrations of setup from in-house to public cloud

PROFESSIONAL EXPERIENCE

Confidential

Sr. Team Lead/Principal Product engineer

Responsibilities:

• Maintenance of Servers (Solaris, Centos, Ubuntu)
• Troubleshooting issues (Solaris, Centos, Ubuntu)
• Enhancement in setup (Server Migrations to next version of OS)
• Co-ordination with client team to resolve day-to-day issues for product management
• Deployment of cloud solution in Private data centers
• Configure and manage monitoring of servers through Nagios
• Process documentation
• Evaluation of new tools and implementation
• Team building and knowledge transfer

Confidential

Team Lead

Responsibilities:

• Maintenance of AWS Servers (RDS, FE)
• Troubleshooting issues (Magento, RDS, Opentaps)
• Enhancement in setup (Server upgradation)
• Application configuration (Magneto)
• Data backup setup (application and MySQL data)
• Co-ordination with client and subordinates
• Configuration of auto scaling setup
• Guide subordinates to configure and maintain setup

Confidential

Team Lead

Responsibilities:

• End to end chef server setup in POC environment on Ubuntu Environment
• Setup Servers and assign specific roles of chef server, client and workstations
• Configuration of chef server with repository and cookbook setup
• Connect clients to servers
• Check application installation automation on chef clients (Apache)

Confidential

Team Lead

Responsibilities:

• Setup local POC infrastructure
• Worked on Proposal writing for setup on Netmagic Infrastructure
• Co-ordination with DC team to setup initial infrastructure
• Application configuration (Apache, PHP, MYSQL, PIVIK, Red5)
• My-SQL Cluster setup
• Co-ordination with client and subordinates

Confidential

Team Lead

Responsibilities:

• Study proprietary private cloud documents
• Take overview of four major components of proprietary private cloud
• Work with VMWARE team to configure Vsphere vcenter setup required for proprietary cloud setup
• Work with VMWARE team to understand cluster, resource pool, Vswitch, VLAN tagging required for ISDM setup
• Understand installation and configuration of vcenter, datastore, ESX servers
• Install and configure proprietary private cloud stack
• Changes in Data object model files (DCM) files
• Import DCM files
• Run workflows to discover ESX servers and provision servers in ISDM stack
• Create Linux (Suse, Redhat) virtual machine and convert them into templates
• Troubleshooting proprietary stack, provisions servers related issues
• Run reports and to check the resource usage
• Configure customer network using KVM hypervisor
• Configure KVM hypervisor machine to communicate with proprietary cloud stack

Confidential

Module Lead

Responsibilities:

• Study community version of cloudstack 2.2-3
• Install centos 5.6 for management stack and host servers
• Install and configure primary storage, cloudstack server, mysql server on management stack server
• Install and configure cloudstack agent, secondary storage (NFS) on host server
• Create iso images and qcow2 templates for provisioning
• Check provisioning of Linux OS through cloudstack
• Troubleshoot MS windows provisioning through cloudstack
• Documentation

Confidential

Module Lead

Responsibilities:

• Study AWS new features
• Practical implementation of AWS features
• Demonstration of features to team
• Documentation
• Study AWS infrastructure requirements of different teams
• Suggest H/W configuration, OS (Redhat, Centos Ubuntu,) configuration, Database(Mysql, MSSQL) configuration
• Help team to Configure and troubleshoot setup on cloud based environment

Confidential

Sr. Systems Engineer/Module Lead

Responsibilities:

• Maintenance of servers (EC2 Instances)
• Troubleshooting issues
• Enhancement in setup
• Evaluation of new tools and features from AWS (Amazon Web Services) and RightScale
• Evaluation of features in existing tools from AWS and RightScale
• Implementation of new features (elastic IP, Reserved Instances, EBS (Elastic Block store),ELB (Elastic Load Balancer),etc) in Unitedsample setup
• Daily monitoring of servers and services (apache, mysql, Haproxy, memcached)
• Configurations on new and existing servers
• Documentation (configuration documents, DR (disaster recovery) document)
• Creation and testing of DR plans
• Creation and testing of DB (Database) DR scripts (/etc/hosts based shell scripts)
• Creation and testing of monitoring and FO scripts (shell scripts) for apache, haproxy, SOLR, memcache
• Maintain regular backups of all configuration files and DR scripts
• Write shell scripts for task automation
• Check backup system for regular data backups and source code backup
• Configure and testing of scalable system (AutoScaling)
• Co-ordination with RightScale and AWS team for infrastructure level issues.
• Co-ordination with DNSMadeEasy team for DNS level issues, configuration of System monitoring and failover at DNS level, Changes or updations in DNS plan
• Evaluation and testing of mySQL performance tuning tools.
• Apache performance tuning.
• Writing the Test cases for autoscaling.
• Setup and testing of Mysql database sharding architecture.
• Setup and testing Mysql partial and daisy chain setup

Confidential

L2 Support

Responsibilities:

• Installation and configuration of CentOS 4 on the Confidential proliant G5 servers.
• Configuration of FTP, VNC, Apache, LDAP, MYSQL services on the Linux machine.
• Support for installation and configuration of GOD site, mail system for site.
• Performance monitoring of Apache and Mysql (Number of users support) by using performance monitoring tools.
• System performance monitoring by using inbuilt and external tools (memory, CPU utilization).
• Performance tuning of MYsql and Apache for maximum number of request support.
• Scheduling of backup jobs for database backup and site Documentroot synchronization with backup server.
• Server administration and routine maintenance.
• Installation and configuration of CVS server and subversions on RH ES 5.0
• Integration of CVS server with third party tools like cvstools.
• Project based access to users on CVS data.
• Scripts for checking CRLF characters and tabs, spaces while committing data.
• Scripts for message verifying during commit.
• Customize the subversions for the directory level authentication.
• Based on the users requirement install the Linux Os and do required system configurations.
• Configure different services on systems like, FTP, VNC, Apache, Tomcat, MYSQL, LDAP, NFS, NTP, sendmail, Vmware,
• Configure the backup setup through scripts and through Veritas netbackup software.
• Routine server monitoring with monitoring tools.
• Evaluation and configuration of server monitoring tools like “nagios”.
• Help users for general troubleshooting on servers.
• Co-ordination with the vendors to schedule maintenance activities like patch upgrading, OS upgradation on servers.

Confidential

System Administrator

Responsibilities:

• Windows 2000 server installation and configuration.
• Primary domain controller and Secondary domain controller configuration.
• Access rights settings through group policy on windows 2000 server.
• Desktop level support for end users in daily life using applications on windows 9X, NT, 2000, XP, Linux
• Configuration and management of data backup system.
• Configuration and management of VSS (Visual source safe)
• Configuration and management of Antivirus system.
• Management of mailing system.
• Proxy server configuration, firewall settings on Red Hat Linux 8.0 for secure Internet connection.
• Router Configuration for broadband lines and wireless connection.
• FTP, VNC, Apache web server on Red Hat 3.0 and Red Hat 4.0. VOIP configuration for remote access
• Support for installation and configuration of Oracle10g Database, infrastructure, application server on Red Hat ES 3.0, Red Hat ES 4.0
• Writing shell scripts for setting environment variables for Oracle 10g Database, Firewall scripts for Internet routes, port forwarding, restricted Internet sites access.
• Conducting user level training programs for the use of VSS and web Timesheet applications.
• NAS storage management.

Confidential

System Administrator

Responsibilities:

• System administration
• LAN maintenance
• Email system management
• Technical writing