A Network Operation Center Engineer or a NOC engineer is an expert in the management and monitoring of a network from any centralized location. Typically, NOC Engineers and IT professionals work in teams to watch the IT environment and ensure that the uptime and connectivity of the IT systems are operational 24/7. The most important skill needed to become a NOC engineer is proficient knowledge of network architecture, design and configuration. You must also have experience working with network monitoring tools. A NOC engineer must be an expert troubleshooter and have knowledge of incident models and diagnostic tools.