Voice Operations Engineer – CUCM/SIP Specialist (Hybrid)

Energy Jobline CVL is seeking a L3 Voice Operations Engineer to support global voice infrastructure from Glasgow on a hybrid basis. This 12-month contract involves Level 3 troubleshooting, analysis and remediation across voice and data environments, with weekend work required.

You will collaborate with global operations and engineering teams to manage deployments, lifecycle, and maintenance. The role requires ITIL familiarity, CUCM expertise, SIP/MGCP/ISDN knowledge, Avaya System Manager, and

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