عرفان أنصاري

Network Security Engineer في Hamad Medical Corporation

• قطر
• أشغل هذه الوظيفة منذ نوفمبر 2015

• Installation of cisco switches and Routers, also configuring the LAN and WAN connectivity.
• Familiar with Firewall Technology like policies, Port forwarding (DNAT), SNAT, SSL VPN, Site to Site VPN, HA redundancy and VDOM.
• Working on FTD (Firepower Threat Defense) firewall.

• CISCO ISE (Identity Service Engine) Template configured on all the access switches.

• Working on ISE (Identity Service Engine) (Adding MAC, deleting MAC, Changing Vlan, checking Authorization etc.).
• Direct coordination with user for queries and technical supports such as routing, switching,
Cisco IP phones, wireless, ISE related etc. and with vendor for LAN/WAN Link.

• involved in Data Center Switches (Distribution / Core switches) Migration Activity.

• Taking Backup network configuration of devices and IOS upgradation on periodic basis.
• Checking Bandwidth utilization and sending report on request

• implemented multiple CIS- Clinical Information System projects (called Cerner -Clinical device, Medical devices, Q-Matic devices) for major multispecialty hospitals across HMC
• Coordination with various team (Clinical and Non-Clinical team etc.) to meet their IT requirements





• Planning, Survey, Coordination and meeting with various vendors and their Engineers for completion of projects.