Senior Network Security Architect (On-Call)

Harrods; Knightsbridge; On-site; GBP 75,000 - 115,000; Full time

Job summary

Harrods in Knightsbridge is seeking a Senior Network & Security Engineer to safeguard our IT infrastructure and ensure robust performance and security across the enterprise.

You will work closely with the IT Technical Design Authority, providing expert support across LAN, WAN, Wireless, Security, and SDA environments, and contribute to ongoing architecture, design, and security enhancements.

Qualifications

• Experience with Cisco Firepower FMC/IPS, Check Point Firewalling, Web filtering and DNS protection, and Cisco ISE.
• Strong understanding of wireless networking and Cisco Software-Defined Access (SDA).
• Solid knowledge of VPN technologies (DMVPN, VPN).

Responsibilities

• Configure, manage, and maintain network security controls, including firewalls, VPNs, proxies, and network segmentation.
• Conduct regular vulnerability scans and security assessments across network devices and infrastructure.
• Review, optimise, and fine-tune network security rulesets to minimise false positives and improve security posture.
• Design and deliver fit-for-purpose network solutions translating business requirements into robust, secure architectures.

Skills

Network security

VPN technologies

Wireless networking

Software-Defined Access (SDA)

Security architecture

Tools

Cisco Firepower

Check Point Firewalling

Cisco ISE

Job description

Harrods in Knightsbridge is seeking a Senior Network & Security Engineer to safeguard our IT infrastructure and ensure robust performance and security across the enterprise.

You will work closely with the IT Technical Design Authority, providing expert support across LAN, WAN, Wireless, Security, and SDA environments, and contribute to ongoing architecture, design, and security enhancements.