Network Administrator

🔒 Confidential Employer
Posted 13 August 2025
LOCATION
Multiple UK Locations
TYPE
Full-time
LEVEL
Mid-Senior level
CATEGORY
Technology
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

LAN/WAN Routers Switches Firewalls Network Security TCP/IP VPN Cisco

FULL DESCRIPTION

Summary

The Network Administrator will be responsible for installing, configuring, and maintaining network infrastructure, ensuring high availability, troubleshooting issues, and implementing security protocols.

Key Responsibilities

  • Installing, configuring, and maintaining LAN/WAN, routers, switches, and firewalls
  • Monitoring network performance and ensuring high availability and reliability
  • Troubleshooting network issues and resolving outages quickly
  • Implementing and maintaining network security protocols and access controls
  • Managing network-related documentation, diagrams, and change logs

Core Requirements

  • Proven experience as a Network Administrator or in a similar role
  • Solid understanding of networking protocols (TCP/IP, DNS, DHCP, VPN, etc.)
  • Experience with Cisco, Juniper, or similar network hardware and tools
  • Knowledge of firewalls, intrusion detection/prevention systems, and endpoint security

What You’ll Be Working On:

Installing, configuring, and maintaining LAN/WAN, routers, switches, and firewalls

Monitoring network performance and ensuring high availability and reliability

Troubleshooting network issues and resolving outages quickly

Implementing and maintaining network security protocols and access controls

Managing network-related documentation, diagrams, and change logs

What We’re Looking For:

Proven experience as a Network Administrator or in a similar role

Solid understanding of networking protocols (TCP/IP, DNS, DHCP, VPN, etc.)

Experience with Cisco, Juniper, or similar network hardware and tools

Knowledge of firewalls, intrusion detection/prevention systems, and endpoint security

Relevant certifications such as CCNA, CompTIA Network+, or equivalent are a plus

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