Network Engineer

Overview

In this role you will strengthen and operate the global IT network as a Level 3 infrastructure specialist. You will work within the Infrastructure team to deliver network projects and 3rd-line support for a FTSE-listed organization. You’ll tackle design, configuration, and troubleshooting across Cisco and Meraki platforms, while driving automation, documentation, and knowledge sharing. The role offers exposure to both on-prem and cloud network domains (Azure) and opportunities to lead technical delivery in a high-demand environment.

Responsibilities

• Provide 3rd-line network support and project delivery within tight timeframes
• Lead/participate in network projects including office moves, vendor replacements, and data centre networks
• Create and maintain project and site documentation; conduct knowledge-sharing workshops
• Proactively monitor IT systems and implement preventive measures to reduce downtime
• Produce post-incident reviews and implement improvements
• Test and report on network and application performance; develop strategies to maintain/improve core infrastructure
• Enforce IT security policies and identify potential vulnerabilities; support incident/change management
• Manage on-call rotation and participate in weekend maintenance
• Architect and maintain LAN/WAN/Internet/intranet networks to meet business requirements
• Develop expertise in a technology area to become a trusted SME

Key requirements

• CCNP level certification or above
• Strong experience as a Level 3 Network Engineer
• Hands-on with Cisco and Meraki products
• Experience configuring/troubleshooting Cisco FTD, FMC, Switches, Nexus 5k/9k
• Experience with Meraki MX/MS/MR and SD-WAN
• Experience with Cisco Catalyst, ISR, and DNA Center
• CUCM/Cisco Voice experience
• In-depth Cisco ISE experience
• Multicast troubleshooting skills
• Azure cloud networking understanding
• Network automation via Python scripting
• Cisco AnyConnect VPN configuration/troubleshooting
• Linux experience ( desirable)
• ITIL processes knowledge
• On-call availability and weekend maintenance

• proactive problem-solving
• strong troubleshooting
• clear documentation and communication
• Cisco networking (Catalyst, ISR, FTD, FMC, DNA Center)
• Meraki (MX/MS/MR, SD-WAN)
• Nexus 5k/9k

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