Principal AI & Security Automation Engineer

At Thales, we know technology has the ability to make our world more secure, sustainable, and inclusive – driving this technology are our people.

It takes talented people to build and power the systems and solutions that communities depend on every day. So, we stay curious and make space for diverse points of view.

From manufacturing and engineering to cybersecurity and space, we’re driving progress in some of the world’s most important industries – and working together to build a future we can all trust.

Our Benefits Competitive remuneration + Super + Bonus + Free Medical Insurance Annualised Performance Review Process Thales Flex  – Hybrid work environment

Fitness Passport Discount – Access to a network of Gyms across AUS from $15 P/WEmployee discounts with a number of affiliates (Travel, Car hire, Tech, Medical Insurance)
Modernised Paid Parental Leave Veterans Leave Novated Lease options

Personal & professional training development opportunities

Sonder – Wellbeing & Support Partner We are proud to be endorsed as a Work
180 Employer and recognised as a Family Friendly Employer Our Team Thales delivers cybersecurity products and services that keep people and assets safe, giving organisations confidence in the security of their digital journeys. Our solutions are deployed in 148 countries, helping governments to maintain sovereignty, and organisations to preserve their strategic autonomy. Thales is a global leader in cybersecurity - no.1 in data security - with 6,000+ experts and developers.

We bring trust and resilience to key industries including finance, health, retail and manufacturing, as well as vital sectors such as aerospace, critical infrastructure, defence and space.

Your Role We're looking for a Principal AI & Security Automation Engineer to help shape the future of intelligent security operations. This is a highly technical, hands-on role sitting at the intersection of artificial intelligence, software engineering, cloud technologies, and cybersecurity. You'll design and deliver AI-powered automation solutions that eliminate operational complexity, improve service delivery, and enable security teams to operate king from our Melbourne Office in the World Trade Centre on Wurundjeri land, your role purpose will be:

Design and build AI agents, intelligent automation workflows, and cloud-native platforms that streamline security operations and reduce manual effort

Develop Retrieval-Augmented Generation (RAG) solutions, search architectures, and AI copilots using modern AWS AI services and enterprise data sources

Engineer event-driven integrations and automation pipelines across security platforms, SIEMs, cloud services, and business systems.

Create scalable tooling, Chat Ops solutions, and self-service capabilities that empower analysts, consultants, and operational teams.

Partner with technical, delivery, and sales teams to solve complex customer challenges and accelerate adoption of innovative security services

Drive engineering excellence through modern software development practices, CI/CD, automation, and cloud-native security principles.

Your Experience On day one in this role, we'll expect you to bring the following skills, experience and behaviours:
Extensive experience in software engineering, security automation, cloud platforms, AI/ML engineering, or Dev Sec Ops , with a proven track record delivering enterprise-scale solutions

Strong proficiency in Python development, API integration, automation frameworks, and modern software engineering practices.

Hands-on experience building generative AI applications, AI agents, semantic search solutions, and Retrieval-Augmented Generation (RAG) capabilities

Deep knowledge of AWS cloud services, including AI, serverless, security,…