Lead AI Architect – Agentic Enterprise Solutions (Oceania)

EY; Adelaide; On-site; AUD 134,000 - 195,000; Full time

Benefits offered by this job

Career development

Flexible work arrangements

Wellness incentive

8 weeks flex leave per year

Parental leave

Job summary

EY in Australia seeks a Lead AI Architect to own solution architecture for Oceania agentic initiatives. You will modernize and integrate multiple products used in professional services delivery, aligning with EY’s global Tax and Client Technology strategy.

You will drive end-to-end architecture for agentic capabilities, ensure security, scalability and production readiness, and collaborate with product, engineering, data and regional teams to deliver pragmatic solutions at scale.

Qualifications

• Must have Microsoft Azure cloud architecture knowledge including integration, identity, networking, security, monitoring and production operations.
• Experience with Azure AI Foundry and Azure OpenAI model consumption, governance, evaluation and cost-aware usage.
• Knowledge of Generative AI and agentic architecture patterns, including agent orchestration, tool calling and workflows.
• Familiarity with Retrieval Augmented Generation (RAG), vector indexing and semantic search.
• Ability to ensure secure AI/data architecture with RBAC/ABAC, privacy, auditability and data protection.
• Proficiency in enterprise integration architecture, including REST APIs, event-driven integration and API management.
• Experience with Observability for AI-enabled solutions, telemetry, cost tracking and dashboards.
• Ability to create architecture documentation (architecture decision records, diagrams, roadmaps).

Responsibilities

• Lead the solution and technical architecture for major Oceania agentic initiatives, ensuring pragmatic, scalable and reusable designs.
• Own the target-state architecture for agentic capabilities including orchestration, knowledge retrieval, telemetry and security.
• Translate business needs into clear architecture decisions and implementation patterns.
• Define reusable AI architecture patterns applicable across countries and regions.
• Provide hands-on architectural guidance during design, build, integration and deployment.
• Communicate complex AI/architecture decisions to senior stakeholders and regional teams.

Skills

Azure

AI Architecture

Security

Observability

DevSecOps

Architecture Documentation

Tools

Azure OpenAI

Logic Apps

Service Bus

AKS

Key Vault

Job description

EY in Australia seeks a Lead AI Architect to own solution architecture for Oceania agentic initiatives. You will modernize and integrate multiple products used in professional services delivery, aligning with EY’s global Tax and Client Technology strategy.

You will drive end-to-end architecture for agentic capabilities, ensure security, scalability and production readiness, and collaborate with product, engineering, data and regional teams to deliver pragmatic solutions at scale.