Senior Network Consultant

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

Posted 9/25/2026full-timeRemote • United KingdomSeniorWebsite

Tools & technologies

AnsibleFirewallsPython

Key responsibilities & impact

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.
Develop specialist expertise in AI and next-generation data centre networking technologies.

What you’ll need

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 desirable.
Must address the question of whether sponsorship will be required to work in the UK.