As a network technician, your main responsibility is to make sure your employer’s computer network systems are functioning. Your job duties are to monitor day to day computer operations, troubleshoot and resolve problems, install and update hardware and software, and enforce network security protocols. To work as a network technician, you need excellent computing skills and a thorough understanding of computer network systems. Most network technician jobs are entry-level, so you will typically work with a network operations team and report to a computer network administrator or manager.