Remote Senior Network Architect - Routing & Switching

World Wide Technology; Greater London; Remote; GBP 120,000 - 150,000; Full time

Job summary

World Wide Technology, Inc. is seeking an Enterprise Architect for Network Infrastructure with expert routing, switching, and data center fabric design capabilities.

The role demands CCIE-calibre depth and the ability to own delivery from design through cutover across campus, data center, and WAN environments. The successful candidate will guide multi-vendor architectures, drive governance, mentor engineers, and engage in pre-sales support where needed.

Qualifications

• 10+ years in network engineering and architecture roles.
• CCIE-level depth (Enterprise Infrastructure, Service Provider, or Data Center).
• Track record leading technical delivery of multi-site or global network transformation programmes.

Responsibilities

• Own end-to-end technical delivery of network architecture engagements: design authority, low-level design production, implementation oversight, and cutover/migration leadership.
• Host Architecture Review Board (ARB) and Technical Design Authority (TDA) sessions for network engagements, owning governance gates, decision records, and design sign-off.
• Architect enterprise-grade routing solutions spanning BGP, OSPF, IS-IS, and EIGRP for campus, data center, and WAN environments.
• Design and validate switching architectures: VLANs, STP/RSTP/MST, VXLAN/EVPN fabrics, VPC/MLAG, and SDN-based data center fabrics (Cisco ACI, Arista CloudVision, Juniper Apstra).
• Lead spine-leaf data center fabric design, including underlay/overlay architecture, multi-tenancy, and fabric automation.
• Architect WAN/SD-WAN solutions including MPLS integration and transport diversity strategies.
• Design QoS policies, multicast, and IPv6 architectures for mission-critical environments.
• Integrate network segmentation and zero trust network access initiatives.
• Lead client-facing design workshops and present architecture to leadership.

Skills

CCIE-level depth

Enterprise network architecture

Multi-site delivery

Education

CCIE Certification

Tools

Cisco ACI

Arista CloudVision

Juniper Apstra

NETCONF/YANG

RESTCONF

Python

Ansible

Job description

World Wide Technology, Inc. is seeking an Enterprise Architect for Network Infrastructure with expert routing, switching, and data center fabric design capabilities.

The role demands CCIE-calibre depth and the ability to own delivery from design through cutover across campus, data center, and WAN environments. The successful candidate will guide multi-vendor architectures, drive governance, mentor engineers, and engage in pre-sales support where needed.