Professional

Over +15 years of experience in Information Technology which include Linux/Unix, Windows NT/2000, NetWare 3.x & Cisco Networking. Started my first job at small ISP where dealing with cisco firewalls, routers, switches, lease line & ISDN. Later realized Linux is going to be future of everything and since then working as a Linux system admin, work on many opensource projects like Asterisk VoIP Opensip, freeradius etc. Recently design large datacenter network using Cisco nexus switches using BGP,OSPF & vPC technology for high availibility environment for 24x7 operation on top of that deployed Openstack private cloud using openstack-ansible running 300 compute nodes with SR-IOV feature.

Skills

• BGP, OSPF, ASA Firewalls, IPsec VPN & Nexus vPC
• Openstack, AWS cloud
• Ansible, Puppet
• Asterisk, OpenSIPs & Kamilio VoIP softwares
• FreeRadius, cdrtool for Authentication & Billing
• sFlow & Netflow for network monitoring
• kvm, Xen, VMware, OpenVZ & qemu virtulization
• OpenLDAP, Active Directory & FreeIPA
• Qmail-LDAP, Sendmail, postfix & Zimbra
• MySQL, Postgresql & InfluxDB
• Python, Perl & Bash
• DHCP (Kea), PowerDNS & Bind, Apache
• BigIP F5, HAProxy & Nginx Loadbalancer
• Ceph, Lustre distributed file system
• LSF job scheduler for high performance computing