Principal AI Architect: Azure Foundry & Enterprise AI

Fusion5; Sydney; On-site; AUD 250,000 - 380,000; Full time

Job summary

Fusion5 is seeking a rare technologist to architect enterprise AI systems, lead from the front, and earn trust with client CTOs in ANZ. You’ll own the technical direction of agentic AI engineering on the Microsoft platform, with Azure Foundry at the core and the full Azure stack as the execution surface for reliable production systems.

You’ll stay hands-on across the lifecycle—design, delivery, and implementation—while setting standards, guiding teams, and partnering with client executives to

Qualifications

• Proven track record as a senior technical decision authority on complex enterprise engagements.
• Hands-on expertise with Azure AI Foundry (Agent Service, orchestration, grounding, governance).
• Production experience with Azure stack components (Durable Functions, Logic Apps, App Service).
• Able to name failure modes and design for reliability and governance.

Responsibilities

• Make and defend critical architecture decisions across orchestration models and data flow.
• Lead design of agent orchestration, grounding, and evaluation strategies.
• Provide hands-on leadership across the Azure application stack in production environments.
• Engage directly with client CTO/CIO level to scope, discover, and co-design solutions.
• Build trust through transparent communication on feasibility, scope, and trade-offs.
• Develop reusable reference architectures and accelerators to scale the practice.

Skills

Technical leadership

Executive stakeholder management

Hands-on engineering

Communication with CTO/CIO

Architectural design

Reliability engineering

Tools

Azure AI Foundry

Functions

Logic Apps

App Service

Container Apps

API Management

Cosmos DB

Service Bus

Job description

Fusion5 is seeking a rare technologist to architect enterprise AI systems, lead from the front, and earn trust with client CTOs in ANZ. You’ll own the technical direction of agentic AI engineering on the Microsoft platform, with Azure Foundry at the core and the full Azure stack as the execution surface for reliable production systems.

You’ll stay hands-on across the lifecycle—design, delivery, and implementation—while setting standards, guiding teams, and partnering with client executives to