Hello, I'm

Edley Mathias

Senior Technology Architect

25+ years driving digital transformation across Telecommunications — specialising in OSS/BSS, Enterprise Middleware, Mediation Billing, and End-to-End Architecture.

Rotterdam, Netherlands tolmai.uk

Architecting the Future of Telecom

A trusted Enterprise Architect with a proven track record of leading large-scale transformation programmes for the world's leading telecom operators.

With over 25 years in the Telecommunications industry, I specialise in digital transformation, middleware, OSS/BSS, and end-to-end architecture. As a Techno-domain expert, I carry deep expertise in application architecture, design, and development across ERP, Mediation Billing, Enterprise Middleware, Microservices, and Order Management & Orchestration.

I have led strategic programmes for tier-1 operators including Liberty Global, Orange Business, VodafoneZiggo, Proximus, Virgin Media Ireland, Telkom South Africa, and many more — delivering cost optimisation, architecture simplification, and technology modernisation at scale.

25+Years Experience
10+Tier-1 Operators
4+Cloud Certifications

Core Expertise

Enterprise & OSS/BSS Architecture
Cloud & Microservices Architecture
Middleware & Integration
Digital Transformation Strategy
Data Architecture & Mediation
AI/ML Strategy & Implementation
TM Forum / TOGAF Standards
Order Management & Fulfilment

What I Deliver

End-to-end architecture services that align technology with business outcomes.

Enterprise & OSS/BSS Architecture

Comprehensive assessment and design of OSS/BSS ecosystems spanning Wholesale, B2B, and B2C domains. Architecture modernisation, platform consolidation, and technical debt reduction.

Digital Transformation

End-to-end digital transformation programmes — from business process assessment to technology stack modernisation, microservices adoption, and cloud migration.

IoT & Next-Gen Architecture

End-to-end architecture for IoT platforms including product modelling, BSS integration, OSS mediation, billing, and mediation ecosystems.

Integration Architecture

Enterprise middleware strategy, API-led connectivity, event-driven architectures, and zero-touch provisioning flows across complex multi-vendor environments.

AI/ML & Intelligent Automation

Architecting AI/ML capabilities including voice assistants, intelligent troubleshooting, Visual IVR, and predictive analytics for customer experience platforms.

Technology Advisory & Assurance

Strategic IT demand management, technology stack evaluation, vendor selection, and roadmap definition with a focus on cost optimisation and scalability.

Trusted by Global Telecom Leaders

Delivering large-scale transformation for tier-1 operators across Europe, Middle East, and Africa.

Liberty Global

End-to-End Enterprise Architect Netherlands

E2E architect for the multi-tenant OneConnect Connectivity Platform. Leading device management capabilities, AI/ML integration, and architecting ConnectAssist — a voice assistant that captures customer requests and executes actions. Previously led the rationalisation of oneMediation, OneERP, OneOSS, OneBSS and architected a corporate payment hub with zero-touch provisioning.

Drei Austria

End-to-End Lead Architect Austria

Leading a comprehensive end-to-end business, process, and technical assessment of the OSS/BSS ecosystem spanning Wholesale, B2B, and B2C domains. Defining an optimisation model through process streamlining, platform consolidation, and architecture simplification.

Orange Business

End-to-End Lead Architect France

E2E Lead Architect for the IoT Next Generation architecture stream. Responsible for product modelling, BSS integration, OSS connectivity, billing, and mediation architecture.

Virgin Media Ireland

End-to-End Retail Solution Architect Ireland

Leading the major B2C transformation programme. Onboarding Offnet vendors for Fixed and Mobile services. Architecting new ordering processes and solutions for Offnet orders and provisioning.

Ooredoo Oman

End-to-End Architect Oman

Led the assessment of OSS/BSS systems across mobile and fixed domains. Delivered architectural building blocks and modernisation recommendations incorporating IMS and AMS frameworks within a managed services model.

Proximus

Senior Enterprise Architect Belgium

E2E Senior Enterprise Architect for a major transformation programme. Focus on fixed retail and mobile customer end-to-end provisioning, product modelling, and fulfilment.

UPC Switzerland

E2E Lead Digital Architect Switzerland

Lead Digital Architect for B2B digital transformation. Key initiatives: Enterprise Content System, Customer Engagement Platform, Converged B2B/B2C OneStack Strategy, self-help digital troubleshooting, Visual IVR, and Microservices strategy.

Telkom South Africa

Senior Enterprise Architect South Africa

Senior Enterprise Architect for retail and wholesale. Creating and evolving Enterprise Architecture meta-models and standards using TOGAF/TM Forum. Architected end-to-end mobile solutions for prepaid and postpaid markets.

France Telecom (Sofrecom)

Senior Business/Functional Architect France

Leading integration projects across EPC product modelling, Fulfilment, Assurance, Payment Solutions, Fraud & Credit Vetting, B2B, B2C, EBU, and Wholesale. Established the EA Centre of Excellence.

Andersen Consulting

Lead Consultant Mauritius

Lead consultant in telecoms and media across the African region, focusing on integration, digitalisation, and customer experience.

Certifications & Skills

Industry-recognised certifications and deep technical expertise across the technology stack.

AWS Certified Solutions Architect

Amazon Web Services

Salesforce Certified Architect

Salesforce

GenAI Certification

NVIDIA / Lex

AI Certification

EITCI Institute

Technical Skills

Enterprise Architecture
OSS/BSS
TOGAF
TM Forum
Microservices
Cloud Architecture
Middleware
Integration
Order Management
Mediation Billing
API Design
Data Architecture
AI/ML
IoT Architecture
ERP Integration
Product Modelling
Event-Driven Architecture
Zero-Touch Provisioning

Languages

English Native / Bilingual
French Professional Working

Let's Work Together

Have a project or transformation programme in mind? Let's discuss how I can help architect your next success.

Location

Rotterdam, Netherlands

Web

tolmai.uk

I typically respond within 24 hours. For urgent matters, please reach out via phone or direct email.