Operations Engineer

Be familiar with the OSI network model and TCP/IP model, and understand common network protocols such as HTTP, SLL, HTTPS, and FTP.
2) Be proficient in using packet capture tools such as Wireshark and tcpdump, and be familiar with network packet capture and analysis techniques.
3) Possess certain capabilities in network protocol analysis and research, and be able to perform raw analysis on captured application protocols.
4) Be familiar with common communication encryption and decryption algorithms, and understand commonly used character encoding formats on the network, such as Unicode, UTF-8, and Base64