Senior Network Architect & SME — Enterprise Cisco & SD-WAN

Confluence; Greater London; On-site; GBP 90,000 - 120,000; Full time

Benefits offered by this job

Generous Time Off

Global Career Development

Referral Bonus

Job summary

Confluence in London, UK seeks a senior networking professional to own end-to-end enterprise infrastructure from design to operations. You will be the SME, lead troubleshooting, and drive improvements across the network estate.

You will work hands-on with Cisco technologies (Firepower, ISE, SD-WAN) and partner with stakeholders to deliver scalable, secure solutions across multi-site environments.

Qualifications

• 8+ years in enterprise IT infrastructure or networking roles.
• Strong hands-on experience with Cisco technologies (Firepower, ISE, SD-WAN – Viptela/Catalyst).
• Deep knowledge of network infrastructure (routing, switching, firewalls, VPNs, load balancing).
• Expertise in routing protocols (BGP, OSPF, EIGRP) across multi-site environments.
• Proven experience designing, implementing, and transitioning solutions into production.
• Strong troubleshooting skills, including root cause analysis and incident resolution.
• Experience in SaaS or cloud-based environments.
• Exposure to virtualized infrastructure (e.g., VMware).
• Familiarity with enterprise storage platforms (e.g., NetApp).
• Experience with scripting or automation (PowerShell, Python, Terraform, Ansible).
• Cisco certifications (CCNP or CCIE).

Responsibilities

• Own the full network lifecycle — from design through to operations, not just delivery.
• Step into a true SME role with visibility and influence across infrastructure decisions.
• Work hands-on with Cisco technologies, including SD‑WAN transformation.
• Drive real impact by building internal capability and reducing vendor reliance.
• Gain exposure to enterprise-scale, multi-site environments and cross-functional initiatives.

Skills

Networking experience

Routing & switching

Troubleshooting

BGP/OSPF/EIGRP

Enterprise security

Cloud/SaaS exposure

VMware exposure

PowerShell/Python/Terraform/Ansible

Education

CCNP or CCIE

8+ years in enterprise IT infra

Tools

Cisco Firepower

Cisco ISE

SD-WAN (Viptela)

Catalyst switches

VMware

NetApp storage

PowerShell

Python

Terraform

Ansible

Job description

Confluence in London, UK seeks a senior networking professional to own end-to-end enterprise infrastructure from design to operations. You will be the SME, lead troubleshooting, and drive improvements across the network estate.

You will work hands-on with Cisco technologies (Firepower, ISE, SD-WAN) and partner with stakeholders to deliver scalable, secure solutions across multi-site environments.