About the Team:

 This role sits within the Core Voice Operations area of the Telefónica O2 UK operations team, providing a second to none support function for a wide variety of live Telefónica O2 UK customer facing services. It is a fast-moving environment with a constant rate of change and new deliveries, requiring individuals to be focused but flexible in their approach.

About the Role:

The core support engineer role is an essential position within the team and provides an essential part of the customer support, fault investigation and end-to-end project delivery function providing test and operational and excellent levels of co-ordination and guardianship of the network. This demands a pro-active approach looking for improvements from design, test, support, reporting, monitoring and delivering these.

Key Responsibilities:

• Find solutions to complex technical faults within E/// core network.
• To provide testing support for E/// core network solutions when required.
• To investigate faults and to provide technical expertise when requested.  
• To provide 24x7 on-call and hands-on support, as part of a rota.
• To provide project out of hours support for FOAs and rollouts.
• To provide testing services to project and issues for core voice network nodes.
• Actively manage LIVE and test issues working closely with the vendor(s).
• Actively lead the co-ordination and updates of ongoing service optimisation activities.
• Actively look for improvements to reporting, alarming, monitoring, training & education.
• Provide engagement to project teams for impact assessment, design review, planning of logical phases and required delivery process.
• Provide technical advice to change planning and implementations.

What We Need from You:

• Mavenir IMS
• Nokia UDB
• Ericsson IMS
• E/// MBC, MGW, HLR, HSS, SBG, IPWorks, SES, BGF, AAA, and virtualised solutions.
• Empirix EXMS, IntelliSight, PRM tools.
• Linux/UNIX, Network IP, SS7, IMS/SIP, SigTran
• proOptima