- Maintaining network and security infrastructure with over 300 remote branches and over 2000 access switches. - Working with various Cisco products (routers, switches, firewalls). - Automating several network tasks with Python. Using RestApi of Cisco FMC and Cisco ASA. - Monitoring network firewalls and reacting at incidents. Reporting the security analysis and monitoring findings. - Configuring and implementing firewalls such as Cisco ASA, Cisco Firepower, Paloalto. - Managing network and security technologies (virtual private networks, load-balancer (Citrix), Cisco ISE).

- Managing and maintaining corporate LAN/WAN infrastructure. - Configuring modern network infrastructure, including Cisco routers(800, 2800/2900/3800, ASR series, etc...), Cisco ASA/PIX firewalls, FTD(FMC), Paloalto firewalls, Cisco Catalyst switches 2960, 6000 vss series. - Implementing network technologies, such as dmvpn and other vpn technologies, routing protocols. - Managing IP telephony network (CUCM, UCCX), implementing QoS for voice - Working with various Cisco IOS platforms. - Experience in setting up a secure network, maintain confidentiality security precautions. - Monitoring system performance and implementing performance tuning.

- Providing technical support over the phone to all corporate users. - Handling incoming incidents via the phone / e-mail promptly and effectively. - Diagnosing and resolving a wide range of technical issues over the phone. - Installing and supporting Win XP/Win7 for client computers. - Maintaining Windows Server 2003 Active Directory environment. - Configuring Cisco/HP switches, Zyxel HDSL, ADSL, SHDSL modems.