Network engineers design, build and maintain the infrastructure that keeps organisations connected. CCNA-certified engineers are in constant demand across the NHS, finance, government and telecoms.
Network engineers keep data flowing — designing, configuring and troubleshooting the routers, switches, firewalls and wireless systems that connect people and systems.
Plan and build LAN, WAN and data centre networks from scratch using Cisco routing and switching.
Configure Cisco ASA and Palo Alto firewalls, VPNs and access control lists to protect the perimeter.
Diagnose and fix connectivity issues fast — using packet captures, ping, traceroute and SNMP monitoring.
Deploy and manage Wi-Fi infrastructure and integrate on-premise networks with AWS or Azure cloud.
eStudyIT is a Cisco Authorised Academy — you learn from instructors who hold the certs themselves.
Vendor-neutral foundation. Covers TCP/IP, OSI model, cabling, wireless and basic troubleshooting. Ideal if you’re new to networking before tackling CCNA.
The industry gold standard. Covers switching, routing, VLANs, OSPF, ACLs, VPNs and network automation. Required for most network engineer job descriptions in the UK.
Senior-level Cisco cert. Opens network architect and senior network engineer roles at £55k–£70k.
Network engineers are employed across every industry that relies on IT — which is essentially every industry.
| Level | Role | Typical UK salary |
|---|---|---|
| Entry | Junior Network Engineer / NOC Analyst | £25k – £35k |
| Mid | Network Engineer / Network Administrator | £38k – £52k |
| Senior | Senior Network Engineer / Network Architect | £55k – £70k |
| Lead | Principal Network Architect / Network Manager | £70k – £85k |
Train at a Cisco Authorised Academy — taught by certified instructors. Pay monthly from £49.
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