Shape the Future of Cloud & AI Platforms

We are looking for a Principal Platform Engineer to join a leading enterprise organisation and drive the next evolution of its AWS cloud and AI platform capabilities.

This is a rare opportunity for a highly skilled platform engineering professional to take ownership of platform strategy, architecture, automation, and engineering standards across a modern AWS ecosystem. You'll play a key role in enabling cloud-native development, accelerating AI adoption, and building secure, scalable platforms that empower engineering teams to deliver at speed.

You'll be joining a high-performing technology team working at enterprise scale, leveraging modern cloud, DevOps, Kubernetes, and AI technologies to deliver real business outcomes.

What You'll Be Doing

- Lead the design, implementation, and evolution of enterprise-scale AWS platform capabilities.

- Define platform architecture, standards, and engineering best practices.

- Build and enhance cloud infrastructure using Infrastructure as Code and automation-first principles.

- Drive platform reliability, observability, security, resilience, and operational excellence.

- Enable and support cloud-native application development across engineering teams.

- Champion DevOps, SRE, CI/CD, and Platform Engineering practices.

- Design and implement capabilities that support AI, machine learning, and Generative AI workloads.

- Partner with Architecture, Security, Data, and Engineering leaders to align platform strategy with business objectives.

- Mentor engineers and provide technical leadership across multiple delivery teams.





What We're Looking For
Essential Experience

- Extensive experience in Platform Engineering, Cloud Engineering, DevOps, or Infrastructure Engineering roles.

- Deep AWS expertise across services including:

- EKS

- ECS

- EC2

- Lambda

- IAM

- VPC

- RDS

- Route 53

- S3

- CloudWatch

- Strong hands-on experience with:

- Terraform

- Kubernetes

- CI/CD pipelines

- Infrastructure as Code

- Cloud Security

- Observability and Monitoring

- Platform Automation

- Proven experience designing and operating enterprise-scale cloud platforms.

- Strong stakeholder management and leadership capabilities.

- Ability to influence technical direction and drive engineering excellence.

Highly Desirable

- Experience supporting AI, Machine Learning, or Generative AI platforms.

- Exposure to:

- Amazon Bedrock

- SageMaker

- MLOps

- Vector Databases

- AI Governance Frameworks

- LLM and GenAI Platform Architecture

- Experience with Internal Developer Platforms (IDP) and Site Reliability Engineering (SRE).

- AWS Skilled Certifications.

- Experience operating within large and complex enterprise environments.

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📌 Lead AWS Platform Engineer for Enterprise Cloud & AI (New South Wales)
🏢 Sestra People
📍 New South Wales