Responsibilities: Part of Global Network Support team, my role includes maintaining network infrastructure, responding to high priority tickets during shift global wide and lead projects of upgrade or building new infrastructure according to company architecture plan and design, focus on APAC regionResponding network incidents raised by IT helpdesk, supports global network issues during shift timeHandling network infrastructure changes proposed by business, using global blueprint as guideline, adapt to local, design, co-ordinate and executing changes. Managing Internal Verizon MPLSMaintain Cisco WAVE，Riverbed devicesManaging core switch and reconfigure for rerouting in case of malfunction ensuring network service undisrupted Setting up and maintaining Cisco wireless LANManaging ASA Firewall，VPN，PaloAlto devicesManaging Cisco Voice Getaway