Location: Dalian, Beijing, Shanghai, Guangzhou, Shenzhen Job Description: Minimum 7+ years experience in supporting enterprise customers/users. Participate in a 24x7 Support Operation and 24x7 on-call rotation. As a technical support engineer for the ZScaler platform, engage and empathize with customers/users to support and resolve technical issues through completion leading to a good customer experience with effective customer interactions.ZScaler Experience: Experienced with the Zscaler ZIA portal. Creating Zscaler firewall control policy based on change request. Creation of GRE Tunnel / IPsec tunnel configuration. Location Management and Sublocation policy configuration. URL and cloud app control configuration 8 SSL inspection policy configuration. Configuring the Advanced Threat Protection Policy. Configuring Source IP anchoring . Hosted PAC file configuration Excellent knowledge of Network Protocol Analyzers (tcpdump, Wireshark) and Network Security (SSL/TLS, VPNs, Firewall, IDS/IPS) Experience troubleshooting network issues and familiarity with the necessary tools. (Ping, Treaceroute, MTR etc). Expert knowledge of protocols such as HTTP, SMTP, FTP, DNS etc. Mandatory Certification: ZScaler Trained and Certified (ZIA & ZPA). Other proxy vendors certifications and experience is also preferred Good communication skills with experience working in a matrix and distributed team(s) setup Languages Known : Mandarin and English