Telecom Integration Solution Designer

Required Skills:

HLD LLD Design Execution

Integration Design & Delivery

Telecom Domain Application

Application Integration Architecture

System Integration SI architecture or design

HLD to LLD conversion and technical design documentation

Hands-on with: APIs (REST SOAP) microservices

Integration patterns (event-driven batch synchronous asynchronous)

Telecom Experience

Experience in telecom OSS BSS environments

Exposure to at least one area: Wireless usage billing (CDR rating) inventory provisioning systems

HLD LLD Design Execution:

Convert high-level architecture into detailed LLD artifacts

Integration flows

Sequence diagrams

Interface specifications and data mappings

Ensure clarity for development and testing teams

Integration Design & Delivery; must design and document:

API integrations (REST SOAP)

System-to-system data flows

Event-driven or batch integration patterns Support integration across telecom systems such as: CRM Order Management Billing Usage systems OSS and Inventory platforms

Telecom Domain Application Work across one or more areas:

Wireless usage

CDR

Billing flows

Inventory

Provisioning systems

Apply understanding of:

OSS

BSS interactions

End-to-end service lifecycle (order usage billing)

Error Handling & Data Integrity; must design and document:

Error handling and retry mechanisms

Data validation and reconciliation approaches Ensure reliability of integration flows

Collaboration & Delivery Support with:

Solution Architects

Development and QA teams

Business and domain stakeholders

Support design clarifications issue resolution and delivery timelines

Design & Documentation; ability to produce:

LLD documents integration flows and interface designs

Strong communication and documentation skills

Good to Have:

Experience across both usage and inventory domains

Exposure to TM Forum (eTOM SID Open APIs)

Experience with Canadian telecom clients (Bell Rogers TELUS)