Senior Network Consultant - UK

We’re looking for an experienced Senior Network Engineer / Consultant to join our Technical Services team and work on complex enterprise and data centre environments.

This is a hands-on role where you’ll be involved in network design, implementation, migration, troubleshooting and customer delivery, with the opportunity to develop specialist expertise in next-generation AI networking.

What you’ll be doing

* Design, deploy, migrate and support enterprise and data centre networks.

* Design and troubleshoot Cisco ACI and Cisco ISE environments.

* Work with enterprise firewall technologies, including security policies, NAT, VPNs, routing and high availability.

* Work across Layer 2/3 networking, BGP, OSPF, VLANs, VRFs, EVPN/VXLAN and spine-and-leaf architectures.

* Produce HLDs, LLDs, migration plans, test plans and technical documentation.

* Work directly with customers on technical requirements, workshops and solution design.

* Support complex troubleshooting, upgrades and customer deployments.

* Work closely with sales and pre-sales teams to develop technical solutions.

* Share knowledge and support the development of other engineers.

The exciting part 🚀

As our data centre and AI infrastructure capabilities grow, you’ll have the opportunity to build expertise in technologies including:

NVIDIA Spectrum-X | InfiniBand | ConnectX / SuperNIC | RoCE | Cumulus Linux | Nokia SR Linux | EVPN/VXLAN

You don’t need experience across all of these technologies. We’re looking for someone with strong networking fundamentals, practical Cisco ACI/ISE and firewall experience, and a genuine interest in developing their skills in AI and next-generation data centre networking.

What we’re looking for

* A CCIE-level engineer with extensive hands-on experience; CCIE certification is highly advantageous.

* CCNP certification is required.

* Strong hands-on experience designing and implementing Cisco ACI.

* Practical experience with Cisco ISE, including 802.1X, RADIUS, TACACS+ and network access control.

* Strong enterprise/data centre networking experience.

* Experience with enterprise firewalls and network security.

* Excellent troubleshooting and problem-solving skills.

* Experience producing technical designs and documentation.

* Strong customer-facing communication skills.

* A curious, proactive approach and willingness to learn new technologies.

* Experience with Python, Ansible or network automation is also desirable.

If you’re an experienced network engineer looking to move beyond traditional networking and develop specialist expertise in AI infrastructure, we’d love to hear from you!