Ehsan Vahdat Derakhshan

· Oversaw all system and network operations for multi state-wide (+30 Provinces) Services. · Responsible for Linux systems, network and security architecture. · Network Design & Implementation. · Network engineering – Monitoring (via Zenoss & Nagios) and administration. · Supported Fidelity’s switched network infrastructure at the distribution and access layers. · Project engineering fulfilling internal customer requests for new and reconfigured network resources. & etc..

Design drawings preparation of projects. • Participating in the design of light current systems in the converged IP Network for Voice, Data, Video, Public Address System, and Access Control System • Troubleshooting complex Routing issues, • Technical meeting with Vendors. · · · · · · Configuration of Cisco Routers & Switches, Cisco CUCM, Cisco Call Manager Exp 2811 & 3640 Configuration of layer3 Cisco Switches To Prepare VLANs & etc...

Responsible for supervising technical staff. Configuration of modems and Cisco Routers to prepare a MPLS, ADSL, PTMP, E1, Wimax V-SAT, DWDM, Leased Line or Dialup connection to the branches of Tejarat Bank. Designing and Implementing IPsec and EIGRP over 3100 branches of the Tejarat Bank. Deploying of Cisco Secure ACS and RADIUS Servers for the WAN projects. Working With Monitoring & Graphing Softwares: Solarwinds – CACTI – What’s up Gold & More..