SBA are supporting our Telecommunication client, who are seeking an experienced Mobile Core Signalling Designer to support a major transformation programme across their Voice Core and Subscriber Data Management estate on an initial 6 month contract located in Reading (hybrid).

The ideal candidate will have deep expertise in Ericsson signalling platforms and Nokia SDM, with hands-on experience designing migrations, integrations, and service deployments within mobile core architecture.

This is a specialist technical role requiring genuine design experience

Essential Technical Skills

Ericsson Platforms (must have):

• DSC
• IPSTP
• HLR
• HSS

Nokia Platforms (must have):

• Nokia SDM experience
• VNF and/or CNF experience (either acceptable)
• Exposure to subscriber migration (vendor-to-vendor or like-for-like)

General Core xbpsjku Competencies

• Strong signalling knowledge
• Diameter routing & signalling protocols
• Core network design experience
• Traffic migration & integration design
• Ability to independently produce reliable HLD/LLD artefacts

To apply, please submit latest CV