Network Technician
Network Technician deploying, configuring, and maintaining LAN/WAN infrastructures across multi-site environments
About
Network Technician operates within IT departments or managed service providers to deploy, configure, and troubleshoot wired and wireless network infrastructures. Daily work involves Cisco, Juniper, and HP switches and routers, firewall appliances, and monitoring platforms such as Zabbix or SolarWinds. Stakeholders include IT teams, end users, and third-party vendors. The technician responds to incidents, implements topology changes, and documents configurations to maintain network reliability across single or multi-site organizations.
Entering the profession — United Kingdom
Access to the profession is commonly through vocational diplomas, apprenticeships, or entry-level IT roles, with further certification enhancing employability and career progression.
Training — United Kingdom
The training pathway is based on professional and technical education focused on network systems, including practical skills in configuring and maintaining network hardware and software. Vocational diplomas and certifications are central to the formation.
The job market — United Kingdom
The job market shows moderate demand for network technicians across IT and telecommunications sectors. Opportunities exist in both private and public organizations, with possible remote work arrangements. Automation may impact routine tasks but the role maintains a stable outlook.
Skills
Technical skills
- Proficiency in Cisco IOS / NX-OS configuration
- Expertise in VLAN, STP, LACP, OSPF, BGP
- Firewall management for Fortinet and Palo Alto
- Utilize network monitoring tools like Zabbix and SolarWinds
- Implement VPN technologies such as IPsec, SSL, MPLS
- Cable installation and testing with Cat6, fiber, Fluke
- IP addressing and subnetting (IPv4/IPv6)
- Experience with ticketing systems like ServiceNow, GLPI
Interpersonal skills
- Analytical troubleshooting under pressure
- Clear and concise technical documentation
- Collaborative communication with cross-functional teams
- Autonomous task prioritization
- Adaptability to evolving network architectures
Tasks
- Deploy and configure Cisco and Juniper switches, routers, and access points following network design specifications
- Diagnose layer 2 and layer 3 incidents using Wireshark, ping, traceroute, and vendor CLI tools within agreed SLA windows
- Monitor network performance metrics (bandwidth, latency, packet loss) through Zabbix or SolarWinds dashboards
- Update firewall rules and ACLs on Fortinet and Palo Alto appliances under change management procedures
- Install and terminate Cat6/fiber cabling, validating connectivity with Fluke network testers
- Configure VLANs, STP, LACP, and inter-VLAN routing on managed switches to segment traffic
- Set up and maintain VPN tunnels (IPsec, SSL) for remote site and user connectivity
- Document network topologies, IP address plans, and configuration changes in CMDB and Confluence wikis
- Coordinate with ISPs to report and track circuit outages, aiming for restoration within defined RTO thresholds
- Conduct scheduled firmware upgrades on network devices during maintenance windows with rollback plans
- Provide tier-2 support to helpdesk teams, resolving escalated connectivity tickets within a 4-hour SLA
Work environments
Work environments for professionals in this sector may vary:
Career paths
- Advance to Network Administrator overseeing network operations
- Progress to Network Engineer for complex network designs
- Become a Systems and Network Administrator managing integrated systems
- Lead as an IT Infrastructure Manager driving strategic initiatives
- Transition to Cloud Network Architect designing scalable solutions
