Senior Cisco Network Engineer

Senior Cisco Network Engineer

Location: Leicester , UK (Hybrid Salary: Up to £60,000 + Benefits)

This is a hands-on senior engineering role where you'll become the technical escalation point for an experienced infrastructure team, providing expert guidance on complex Cisco networking challenges while helping shape the future of a business-critical network estate. Supporting an environment of over 7,000 endpoints, 1,600+ Cisco LAN devices and 220+ WAN links, you'll play a key role in maintaining, optimising and evolving a predominantly Cisco network.

What You'll Be Doing

• Act as the senior technical escalation point for Network and Infrastructure Engineers.
• Provide technical leadership, mentoring and guidance to engineers working across the Cisco estate.
• Configure, maintain and optimise Cisco network infrastructure across a large multi-site environment.
• Design, implement and troubleshoot complex LAN, WAN and Wireless networking solutions.
• Lead the resolution of high-level networking incidents and provide 3rd line support.
• Deliver network upgrades, migrations and infrastructure improvement projects.
• Strengthen network resilience, performance and security.
• Work closely with internal teams and third-party vendors to deliver successful projects.

Essential Experience

• This role is heavily weighted towards advanced Cisco networking within a large enterprise environment.
• We're looking for someone with extensive hands-on experience across Cisco technologies who can confidently lead from a technical standpoint.
• Advanced Cisco routing and switching experience.
• Strong commercial experience supporting enterprise LAN, WAN and Wireless networks.
• Advanced practical experience with BGP, OSPF and EIGRP in production environments.
• Strong understanding of network security best practices.
• CCNA, CCNP or equivalent commercial experience.
• Advanced experience with Cisco Firepower Management Centre (FMC).
• Advanced experience with Cisco Identity Services Engine (ISE).
• Advanced experience with Cisco Passive Identity Connector (ISE-PIC).
• Advanced experience with Cisco Catalyst switching.
• Advanced experience with Cisco Wireless technologies.
• Experience operating within a large-scale enterprise network supporting thousands of endpoints and multiple sites.
• The ability to act as the senior escalation point, providing technical advice, guidance and leadership to experienced engineers across the team.

Desirable Experience

• VMware or Hyper-V.
• Storage Area Networks (SAN).
• Enterprise backup and disaster recovery solutions.
• Microsoft Active Directory, Windows Server, Exchange and SharePoint.
• Azure, AWS or Google Cloud.
• PowerShell, Ansible or Terraform.
• Cisco Unified Communications / VoIP.

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