Job Description: Principal Solution Architect

Overview

We are looking for a Principal Solution Architect to lead the design and delivery of complex, end-to-end telecom BSS solutions. You will set the technical direction for integration, platform engineering, and AI-enabled capabilities, and work closely with business stakeholders, delivery teams, and client leadership. The role combines deep hands-on architectural expertise with the influence to shape strategy and standards across programs.

Responsibilities

Key Responsibilities

• Own the end-to-end solution architecture for telecom BSS programs spanning order management, charging, billing, product catalog, and customer lifecycle processes.
• Define target architectures, integration patterns, and non-functional requirements (scalability, resilience, security, performance) for large-scale transformation initiatives.
• Lead solutioning and pre-sales engagements, including architecture reviews, estimation, and technical proposals for client stakeholders.
• Design event-driven and API-led integration between BSS/OSS systems and external partners using Kafka, Camunda, and WSO2.
• Guide engineering teams on microservices design, REST API standards, and service decomposition across Java Spring Boot, Node.js, and C# stacks.
• Establish CI/CD, code quality, and observability standards using GitLab, SonarQube, and the ELK stack.
• Evaluate and introduce AI capabilities, including Microsoft Copilot adoption across Office 365 and Teams, and RAG and LLM-based solutions with MLflow for model lifecycle tracking.
• Mentor solution and technical architects, and act as an escalation point for critical design and technical risk decisions.
• Translate complex technical trade-offs into clear recommendations for executive and non-technical audiences.

Requirements

Required Skills

Telecom BSS Domain

• Deep experience with EPC, CIM, CPQ, PI, OM, Charging, Billing, SOM, SIMS, and NUMS
• Understanding of end-to-end telecom order-to-cash, product lifecycle, and subscriber management flows

Integration & Middleware

• Hands-on architecture experience with Kafka, Camunda, and WSO2

Engineering

• Strong background in microservices architecture and REST API design
• Proficiency in at least one of Java Spring Boot, Node.js, or C#, with working familiarity with the others

DevOps & Observability

• Experience with GitLab pipelines, SonarQube quality gates, and ELK-based monitoring and logging

AI & Productivity

• Experience designing RAG and LLM-based architectures
• Working knowledge of MLflow for experiment tracking and model management
• Familiarity with Microsoft Copilot deployment in Office 365 and Teams environments

Preferred Qualifications

• Telecom industry certifications or vendor certifications in BSS platforms
• Experience leading architecture for multi-vendor telecom transformation programs
• Cloud platform certifications (AWS, Azure, or GCP)
• Experience in regulated or large enterprise environments