Networks & Systems Administration - Randstad

Senior Network Engineer

We’re looking for a Senior Network Engineer to take ownership of complex network and security environments across multiple sites. This is a hands-on role focused on implementation, optimisation, troubleshooting, and improving network resilience and performance.

You’ll work closely with internal technology teams and external vendors to deliver secure, reliable network services and support ongoing infrastructure projects.

Key responsibilities

• Install, configure and troubleshoot Cisco datacentre switching and enterprise network environments

• Support and maintain Cisco FMC / FTD, ISE, wireless, SDA and DNAC environments

• Configure and manage F5 LTM load balancing solutions

• Monitor and tune network performance to meet service levels

• Lead fault resolution and technical troubleshooting across network and security platforms

• Coordinate firewall changes and security...