Job TitleOptical EngineerLocationDublin, IrelandJob TypeContract – Long termTeam & Role OverviewPart of the optical networking team supporting data centre interconnectivity.Team handles optical network operations.Some engineering / product development work.Core technology: DWDM (Dense Wavelength Division Multiplexing).Responsible for ensuring high‑capacity, resilient transport between data centres.Purpose of the RoleAdditional headcount for project‑based work (device upgrades + operations).Focus on software upgrades on optical network devices.Manual/semi‑manual execution of network changes.Traffic migration and rerouting.Coordination with internal stakeholders.Execution within defined maintenance windows.Key ResponsibilitiesPerform software upgrades on optical networking devices.Identify and scope devices within upgrade impact areas.Coordinate traffic rerouting with internal networking teams and change management processes.Execute changes using structured runbooks and timelines.Troubleshoot optical/DWDM network issues.Work independently in a production network environment.Required Skills & ExperienceMinimum 3–4+ years’ experience in optical/network operations (5+ preferred).Experience in optical network operations/support environments.Experience with DWDM networks (operations, rollout, or support).Strong understanding of DWDM fundamentals and architecture.Solid knowledge of optical transport systems.Strong troubleshooting and network analysis skills.
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