Network Cisco Specialist - 3rd Line

83zero Ltd
Full-time Farringdon, Greater London computer-and-mathematical
Posted:
June 16, 2026
Location:
Farringdon, Greater London, United Kingdom

Job Description

Network Cisco Specialist - 3rd Line

Base: £90,000 base salary plus benefits, perks, healthcare options and 5% on call allowance
Location: Hybrid / Client Base in London
Type: Permanent

We're looking for an experienced Network Cisco Specialist (3rd Line) to join a high-performing Network Operations team, providing expert support across enterprise Cisco networking and security environments.

This role will see you taking ownership of complex incidents and changes, acting as a senior escalation point, supporting major projects, and serving as a technical SME across key Cisco technologies.

Key Responsibilities

Own complex faults and changes through to resolution.
Escalation point for 2nd Line engineers.
Support customer and vendor engagements.
Perform root cause analysis and problem management.
Deliver network and security projects.
Manage firmware upgrades, documentation, and DR testing.
Mentor colleagues and contribute to techn...

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Job Overview

Job Type: Full-time
Location: Farringdon, United Kingdom
Posted: June 16, 2026
Deadline: July 26, 2026