What does a computer network support technician do?

A computer network support technician is responsible for installing, maintaining, and troubleshooting computer networks, including local area networks (LANs), wide area networks (WANs), and internet systems. They diagnose network issues, configure hardware and software, and ensure network security, often using tools like network analyzers and requiring certifications such as CompTIA Network+ or Cisco CCNA. Their work environment typically involves supporting organizational IT infrastructure and assisting users with connectivity problems.