System Technical Architect

Publication date : Jun 30, 2026, 12:00AM

About us

Join us at Orange Business!

We are a network and digital integrator that understands the entire value chain of the digital world, freeing our customers to focus on the strategic initiatives that shape their business.

Every day, you will collaborate with a team dedicated to providing consistent, sustainable global solutions, no matter where our customers operate. With over 30,000 employees across Asia, the Americas, Africa, and Europe, we offer a dynamic environment to develop and perfect your skills in a field filled with exciting challenges and opportunities.

About the role

Context

In the scope of developing new IoT offerings, Orange aims to design and operate a dedicated Mobile Core platform tailored for IoT applications. This platform primarily comprises a 4G/5G mobile core network, an IMS solution, and an SMSC platform, all built upon a cloud-native Kubernetes infrastructure. The platform will support 4G/5G data, voice, and SMS services.

Within this framework, we are seeking a System Technical Architect to serve as the end-to-end solution implementation leader. The incumbent will be responsible for defining, implementing, and maintaining the detailed architecture at the execution level.

Main Responsibilities

In collaboration with the Solution Architect (responsible for High-Level Design), the Telco Cloud Infrastructure team, and the Telecom & IT Engineering teams, the System Technical Architect will:

• Translate high-level architecture and system requirements into detailed, implementable Low-Level Designs (LLD), including:
  • Overall Kubernetes infrastructure design, encompassing:
    • CNF deployment patterns
    • Namespace and isolation strategies
    • Networking configurations
    • Security policies and RBAC implementation
  • Application-level configurations for telecom components such as:
    • Data core network
    • IMS
    • SMSC functions
    • Signaling and roaming functions
• Develop flow matrices, network diagrams, IP addressing plans, and security policies for the entire architecture, ensuring proper interworking with external networks and systems.
• Manage capacity planning based on traffic forecasts.
• Ensure system observability and traceability by designing low-level monitoring and observability solutions, including tracing tools, in collaboration with relevant experts.
• Guarantee security by design, working closely with the security team to incorporate security best practices into the architecture.
• Oversee solution delivery by:
  • Collaborating with infrastructure teams responsible for Kubernetes cluster deployment and operations.