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E2E 5G Network Architect Design cutting-edge Voice and SMS scam prevention and security frameworks with FinXL! FinXL Professional Services is a leading IT consultancy that partners with clients to bridge the gap between business needs and technology capabilities. Since 2003, we've been delivering high-value ICT services across government, finance, telecommunications, and enterprise sectors. FinXL is seeking an End-to-End (E2E) 5G Network Architect to join our consulting team on a key transformation engagement, designing voice & SMS scam prevention and 5G Core/IMS solutions for a leading telco client.
Job Responsibility
Design and govern the full end-to-end architecture for Voice and SMS Scam Prevention
Own E2E control-plane and user-plane design across 5G Core and IMS networks
Lead convergence across VoLTE, VoNR, VoWiFi, Fixed Voice SIP, and legacy systems
Design network architecture compliant with ACMA and TSRMP regulatory frameworks
Build systems capable of compliant logs, audit trails, and data sharing
Collaborate with government agencies and industry councils for national alignment
Evaluate and govern SMS firewalls, voice firewalls, and fraud management systems
Requirements
Deep technical expertise in 5G Core capabilities, IMS, and Messaging architecture
Strong experience in scam detection, mitigation, and voice/SMS fraud typologies
Expertise in SMS Firewall technologies, filtering, and signalling protection
Familiarity with frameworks like STIR/SHAKEN and CLI authentication
Understanding of ML/AI-driven fraud detection and behavioral analytics platforms
Comprehensive knowledge of ACMA regulations, Spam/Scam Codes, and TSRMP rules
Industry-recognized certifications such as CISSP, CISM, or GSMA compliance training