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WAN engineers are in charge of the smooth operation of networks. They ensure that companies can communicate internally and externally. WAN engineers are very committed to helping those experiencing technical problems. Sometimes, they instruct people on the usage of networks. Below are the Wan Engineer Job Description.

The five major WAN technologies are Circuit-Switched Network (CSN), High-Level Data Link Control (HDLC), Packet-Switched Network (PSN), Point-to-Point Link, and Synchronous Data Link Control(SDLC).