Senior Telecom Architect – Roaming, Messaging & Signalling

Industry: Telecommunications / Wholesale Telecom
Experience: 10+ years
Location: PAN India- Remote

Role OverviewWe are looking for a Senior Telecom Architect / Technology Lead with robust expertise in Roaming, Messaging and Signalling platforms. The role will lead technology strategy, architecture, deployment, optimisation and transformation of carrier-grade telecom platforms, working with Bayobab/MTN teams, OpCos, vendors and senior stakeholders.

Key Responsibilities• Define technology strategy, architecture and 3-year roadmap for Roaming, Messaging and Signalling.
• Lead design, integration, deployment, commissioning and optimisation of telecom platforms.
• Provide technical leadership across Roaming Hubs, Messaging Hubs, SMS Routing/Firewalls and Signalling platforms.
• Drive platform modernisation, migration, cloud-native transformation, scalability, resilience and capacity planning.
• Review solution architectures, technical designs and requirements.
• Support vendor evaluation, business cases,



investment decisions and technology governance.
• Drive platform security, fraud prevention, revenue assurance and operational excellence.
• Work closely with Technology, Architecture, Security, Product, Commercial, Operations, Vendors and MTN OpCos.

Must-Have Technical ExpertiseRoaming
• GSM/LTE/5G Roaming, Data Roaming, VoLTE/VoNR
• Steering of Roaming (SoR), NRTRDE, BCE
• TAP/RAP processing, TAP files and roaming settlement
• Roaming Hubs / Data Clearing Houses / Roaming VAS
• Wholesale roaming and IoT roaming

Messaging
• SMS Routing, SMS Hubbing and SMS Firewalls
• SMS/SMPP, A2P, P2A, P2P
• RCS/RBM, Number Intelligence, anti-spam and messaging revenue assurance

Signalling & Core Telecom
• SS7, SIGTRAN, SCCP, ISUP, GSM MAP, CAMEL
• Diameter, GTP, STP, DRA/DEA
• 5G SBA Signalling, IMS
• Signalling security/firewalls and fraud prevention
• GSM/LTE/5G Core Network architecture
• IPX, SIP/RTP and telecom VAS

📌 Senior Telecom Architect – Roaming, Messaging (India)
🏢 ThirdEye IT Consulting Services (Pty
📍 India