Network Engineer (Data Center)

[…], part of the Engineering Group, is a technology and business consulting company founded in 2013. We help organisations in financial services and other industries turn complex requirements into reliable, end-to-end solutions, drawing on expertise in software engineering, cloud and infrastructure, data, and quality assurance. Location: Remote Availability for 24/7 on-call, including nights, weekends and public holidays.

You will operate our Data Center Network product (Cisco ACI, Cisco Nexus 9k/7k, with Huawei components planned from 2028) in a regulated banking environment. Working under the technical direction of the Lead Network Engineer, you will cover the full lifecycle, from Entry into Service to decommissioning.

Configure, operate and troubleshoot Cisco ACI (APIC, tenant policies, L4-L7 service graphs) and Nexus switching (NX-OS, vPC, FEX). Troubleshoot fabric issues, packet drops and multipath problems; resolve 2nd/3rd-level incidents and support root cause analysis. Execute ACI fabric upgrades, EPG changes and Nexus/ACI firmware updates in night and weekend maintenance windows; join the weekly CAB.

Take part in the 24/7 on-call rotation and support the Lead Network Engineer during Major Incidents. Administer licences (Cisco Smart Licensing), support asset lifecycle tracking and keep the CMDB up to date. Tune CheckMK monitoring, track availability and capacity KPIs, and investigate Splunk log alerts.

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