Consulting Solution Architect – Key Accounts

FFP International Search; Nottingham; Hybrid; GBP 70,000 - 90,000; Full time

Job summary

A leading consulting firm in the United Kingdom seeks a Senior Consulting Solution Architect to lead engagements with key network operator customers. This role requires over 10 years of experience in ISP/Telco environments, strong knowledge of networking protocols, and the ability to design future architectures. You will provide technical leadership and build trusted relationships in complex network environments. Excellent communication and customer focus are essential for success in this role.

Qualifications

• 10+ years’ experience in ISP / Telco networking environments.
• Strong expertise in networking and routing protocols.
• Solid understanding of TCP / IP and network security.

Responsibilities

• Lead advanced solution architecture engagements with key customers.
• Assess existing environments and design future-state architectures.
• Provide technical leadership across complex ISP and Telco networks.

Skills

ISP / Telco networking experience

Layer 2 and Layer 3 networking

Routing protocols (BGP, OSPF, IS-IS, MPLS)

Network troubleshooting

Customer focus

Tools

Cisco

Juniper

Nokia

Job description

Consulting Solution Architect – Key Accounts (United Kingdom)

We are seeking a senior Consulting Solution Architect / Senior Sales Engineer to lead advanced solution architecture engagements with key network operator customers in the UK and internationally. This role involves direct technical engagement at CTO and senior architect level, shaping network strategy and influencing technology decisions.

You will assess existing environments, design future-state architectures, and support hands‑on implementation. Working with small, high‑performing teams, you will build trusted advisory relationships and provide technical leadership across complex ISP and Telco networks.

Key Requirements

• 10+ years’ experience in ISP / Telco networking environments
• Strong expertise in Layer 2 and Layer 3 networking and routing protocols (BGP, OSPF, IS‑IS, MPLS)
• Solid understanding of TCP / IP, security (ACLs, firewalls, VPNs), and network troubleshooting
• Experience with network management, OSS / BSS systems, and API‑based integrations (REST / JSON)
• Knowledge of EVPN / VXLAN and modern network architectures
• Ability to work independently with high autonomyExcellent communication skills and strong customer focus

Desirable

• Cloud, SaaS, and SDN experience
• Familiarity with Cisco, Juniper, and Nokia platforms
• Relevant technical certifications