Configuration of Cisco Catalyst 4500 switches, Cisco ASA 5545, Fortinet and Astaro firewalls Windows system administration in a 2012\ 2016 Active Directory domain. Linux systems administration. In depth knowledge of AWS cloud service like compute, network, storage and Identity & access management. Hands-on experience in configuration of network architecture on AWS with VPC, subnets, Internet gateway, NAT, route table. Responsible for ensuring Systems & Network Security, maintaining performance and setting up monitoring using Cloud Watch and Nagios. Experience in working on version controller tools like GitHub (GIT), Subversion (SVN) and software builds tools like Apache Maven, Apache Ant. Puppet administration and configuration in a DevOps framework. AWS administration, automation and deployment. Responsible for security, patching and maintenance of network equipment. Responsible for organizing, planning and scheduling various IT projects RHEV\VMWare administration and configuration. Responsible for building and maintaining hardware and ESX for RHEV farms that house Windows and Linux virtual servers. Cisco Firepower: deployment of security polices, configuration and upgrades of SFR modules, Management Center configuration Email administration: Office 365, Postfix configuration, DKIM, SPF and DMARC configuration Openstack/Linux administrator with over 5 years of experience in Openstack, cloud computing, Virtualization, Linux System Administration and Configuration Management. Experience in managing multiple private clouds for enterprises on bare metal, birtual Machines and containers to address different project needs. Experience with Openstack components Neutron, Nova, Cinder, Horizon, Ceilometer, Heat, Glance and Swift Expertise in upgrading Openstack releases from Kilo/Juno to Liberty and Mitaka releases. Experienced in automating, configuring and deploying instances on AWS, Azure environments and Data centers, also familiar with EC2, Cloud watch, Cloud Formation and managing security groups on AWS.