Network Engineer

Build and operate reliable networks across offices, data centers and cloud environments.

In short— Wi-Fi ikisema “connected, no internet,” wewe hutapanic—you trace mpaka root cause.

Free roadmap

What you'll learn

Click any stage kufungua full details.

01Stage 01Network fundamentalsOSI and TCP/IP models • Ethernet, frames and switching

Understand how data moves between devices and across layered protocols.

Focus on

  • OSI and TCP/IP models
  • Ethernet, frames and switching
  • IPv4, IPv6 and subnetting
Build check: Create and explain a subnetting plan.

Ukimaliza hapa, usirush next stage—build kitu kwanza.

02Stage 02Routing and servicesStatic and dynamic routing • DNS, DHCP and NAT

Connect networks and configure the services clients rely on.

Focus on

  • Static and dynamic routing
  • DNS, DHCP and NAT
  • VLANs, trunks and spanning tree
Build check: Build a multi-VLAN lab in Packet Tracer.

Ukimaliza hapa, usirush next stage—build kitu kwanza.

03Stage 03OperationsLinux and network commands • Packet capture and Wireshark

Use command-line and monitoring tools to diagnose faults methodically.

Focus on

  • Linux and network commands
  • Packet capture and Wireshark
  • SNMP, syslog and NetFlow
Build check: Troubleshoot five simulated failures.

Ukimaliza hapa, usirush next stage—build kitu kwanza.

04Stage 04SecurityFirewalls and ACLs • VPNs, AAA and network access control

Apply controls without breaking legitimate connectivity.

Focus on

  • Firewalls and ACLs
  • VPNs, AAA and network access control
  • Segmentation and zero-trust basics
Build check: Secure a small office network design.

Ukimaliza hapa, usirush next stage—build kitu kwanza.

05Stage 05Automation and cloudPython and network APIs • Ansible and configuration automation

Manage networks as code and connect traditional and cloud infrastructure.

Focus on

  • Python and network APIs
  • Ansible and configuration automation
  • Cloud VPCs, routing and load balancing
Build check: Automate configuration backups.

Ukimaliza hapa, usirush next stage—build kitu kwanza.

06Stage 06Career labHigh availability and redundancy • Wireless networking

Combine design, implementation and troubleshooting in a documented environment.

Focus on

  • High availability and redundancy
  • Wireless networking
  • CCNA-style objectives
Build check: Publish a full network diagram and implementation guide.

Ukimaliza hapa, usirush next stage—build kitu kwanza.

Now build kitu real.

Pick one project that solves an actual problem, ship it, then explain what you learned. Hapo ndio portfolio inaanza kuhit different.

Choose another path