Senior Mobile Core Signalling Architect — Hybrid

Optus, a leading Australian telecommunications company, is seeking an Senior Technical Specialist to lead Mobile Core Signalling initiatives. You will design robust, secure, and scalable signalling solutions for 3G/4G/5G, align roadmaps with strategic objectives, and ensure high network performance and resilience. You will define future-state architecture, drive platform evolution, and collaborate with vendors to maintain competitive advantages while upholding ICT and cyber security standards J…