Upgrading and migrating infrastructure - System Admin (Networking)

Implementing , Managing, Maintaining, Configuration and Installation of
CISCO Equipment included but not limited to core and edge switches, firewall and IronPort.
CISCO IP Telephony Equipment.
WIFI Equipment.
Network passive components.
Backup and Restore of the equipment.
Troubleshooting end user networking issues, including troubleshooting connectivity problems
Equipment and devices updates and upgrades
Polices
Security Devices