Senior Platform Engineer: Cloud Infra, CI/CD & Security

Millell Pty Ltd; Sydney; Hybrid; AUD 180,000 - 240,000; Full time

Benefits offered by this job

Development opportunities

Flexible work environment

Employee discount

Pawrental leave

Wellbeing leave

Volunteer days

Fitness partnership

Job summary

Pet Circle is seeking a Senior Platform Engineer to build and scale its cloud platform on Google Cloud Platform. You will own IaC, CI/CD, observability, and security across engineering squads, enabling rapid, reliable delivery of features.

You will collaborate with Staff Engineers and Tech Leads, embed with squads, and focus on cost efficiency, security, and disaster recovery while working in a hybrid Sydney environment.

Qualifications

• Deep, hands-on Google Cloud Platform experience.
• Strong with Cloudflare (heavy usage in this role).
• Terraform (Pulumi transferable) in production environments.
• CI/CD pipelines deployed by real teams; GitHub Actions (GitLab transferable).
• Docker experience; Kubernetes is optional.
• Knowledge of Python preferred.
• Security and disaster recovery with least-privilege mindset; JumpCloud and CrowdStrike a plus.
• An experienced engineer who builds the platform, not just runs tools.
• Lean team mindset; broad ownership across the platform.
• Clear communication with engineers and non-technical stakeholders.

Responsibilities

• Build Pet Circle's cloud infrastructure on GCP with a focus on scale, reliability and security.
• Drive infrastructure-as-code using Terraform (Pulumi transferable).
• Build, maintain and accelerate CI/CD pipelines.
• Containerise and run services using Docker.
• Own observability, monitoring, alerting and logging.
• Embed with engineering squads and shape a platform roadmap.
• Strengthen security and disaster recovery, including IAM and tested recovery objectives.
• Identify high-risk legacy components and plan removal.
• Prepare CI/CD, observability and security for AI features in the product.
• Support cloud cost efficiency and optimise GCP spend.

Skills

GCP expertise

Cloud architecture

CI/CD automation

Security & DR

Observability

Cost optimization

Python scripting

AI tooling support

Tools

Terraform

Pulumi

Docker

Kubernetes

GitHub Actions

GitLab

Google Cloud Platform

JumpCloud

CrowdStrike

Job description

Pet Circle is seeking a Senior Platform Engineer to build and scale its cloud platform on Google Cloud Platform. You will own IaC, CI/CD, observability, and security across engineering squads, enabling rapid, reliable delivery of features.

You will collaborate with Staff Engineers and Tech Leads, embed with squads, and focus on cost efficiency, security, and disaster recovery while working in a hybrid Sydney environment.