Nov 2016 – Sep 2021 · 4 yrs 10 mos · Pune/Pimpri-Chinchwad Area

Mar 2015 – Nov 2016 · 1 yr 8 mos · Mumbai Metropolitan Region

• Designed, Implementation and documentation of Zabbix monitoring system for all open stack cloud components.
• Designed, Implementation and documentation for events based vm auto scaling using openstack heat and zabbix.
• Installation of Open stack Cloud with HA failover of all components using Mirantis fuel.
• Experience with understanding of AWS services EC2, S3, Route S3, EBS, Glacier, VCP, ELB, Cloud watch, Cloud Front.
• Responsible for automating and improving infrastructure, using puppet and Ansible for configuration management.
• Installed, configured and maintaining Private cloud infrastructure for with 400+ nodes on Open stack.
• Deployment, management and troubleshooting of 3500+ virtual machine hosted on private cloud.
• Implemented block storage and object storage for Open stack cloud.
• Maintaining 1PT of Ceph storage and doing tuning to get good performance.
• Implementing continuous Integration Jenkins tools to build and release cloud Images.
• Writing tools using shell script to automate cloud services and monitoring.
• Working on Automation tool like Mirantis FUEL, ansible, cobbler for Cloud infrastructure deployment and maintenance.
• Complete hands-on on Horizon and CLI to maintain and manage various Openstack components like Nova, Cinder,Neutron, and Glance.
• Knowledge in administration of MySQL installation, migration, troubleshooting.
• Doing BA/VA of cloud infrastructure for Security. Doing Hardening of Cloud Images.
• Implanted event handler using zabbix to all openstack services.
• Design of highly scalable and fault tolerant architectures on the private cloud.
• Giving Technical support to customers for their application hosted on Cloud.
• Doing Network troubleshooting and performance tuning for cloud infrastructure and its tenants on clouds.
• Working with opestack component Nova, keystone, Cinder, Glance, Ceph, Neutron with OpenVswitch/Open Contrail.

Mar 2012 – Mar 2015 · 3 yrs · Mumbai Metropolitan Region

• Well conversant in setup, configuration, upgrade, maintenance, performance monitoring and troubleshooting on different platforms like Linux and Windows, all production and development server
• Installation, configuration and administration of core network services i.e. DNS, DHCP, SQUID, IPTABLES, APACHE HTTPD, and RSYSLOG.
• Managed Virtualization Environment using KVM, Virtual Box virsh, livevert tools, Creating and Managing Virtual Machines and Templates.
• Maintaining and upgrading Web Servers APACHE with virtual hosting, SSL certificates,
• Installation, configuration and administration File Servers Samba, VSFTP.
• Design and implemented secure Active Directory based authentication for CDAC SSO solution.
• Configuring and maintaining LAMP Server and other website developing tools like Drupal, Moodle, Word Press, etc.
• Responsible for managing Bigrock name server, registrar for Domains and managed Internal and External DNS Records in DNS Server.
• Sustaining basic MySQL Database administration database creation, backup and restore.
• Building & configuring Red hat Linux systems over the network using PXE server.
• Adding, re-adding and deleting firewall rules (IPTABLES) as per our requirement in Gateway Server.
• Handling Squid proxy server with SQUID, SQUIDGUARD filter, LIGHTSQUID web access report.
• Sustaining and monitoring all Linux Server using NAGIOS, NTOP, IFTOP, Tcpdump, bandwithd Monitoring Tools.
• Par taking Architectural planning for redesigns of DNS, internal mail service, configuration change management, and build control systems for Internal and External DNS.
• Understanding of Mail clients, MTA, POSTFIX and DOVECOT. And Migration of mail format mailbox to mail dir.
• Preparing drafts/tenders for purchase of network components, servers.