What is a network engineer? This is someone who you may also hear referred to as a computer network architect. Network engineer requirements include essential skills in the design, planning, implementation and monitoring a computer network that supports wireless network services, video, data, and voice. This is a high-level profession. There are a lot of different types of networks that someone in this role can work with. Some examples include VoIP, which is Voice Over Internet Protocol Network, DAN - Desk Area Network, PEN - Personal Area Network, WLAN, which is Wireless Local Area Network, and LAN, which is Local Area Network.