Senior Security Platform Engineer - DevSecOps
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Key skills for this role
Role Overview
Senior Security Platform Engineer responsible for application security engineering and DevSecOps uplift across Optus.
The role embeds secure-by-default practices across the software development lifecycle and improves how teams deliver secure software.
The position provides technical leadership, mentorship, and reusable security controls across development, platform, architecture, and security teams.
Key Skills for This Role
Full Job Posting
Role overview
Senior Security Platform Engineer responsible for application security engineering and DevSecOps uplift across Optus.
The role embeds secure-by-default practices across the software development lifecycle and improves how teams deliver secure software.
The position provides technical leadership, mentorship, and reusable security controls across development, platform, architecture, and security teams.
What you will do
- Lead and enhance DevSecOps and secure software development lifecycle practices.
- Embed security testing into development workflows.
- Automate security, compliance, and software supply-chain controls using Policy as Code.
- Provide security guidance through code reviews, architecture reviews, and developer support.
- Build and maintain secure CI/CD pipelines with automated controls, quality gates, and assurance.
- Drive security automation, platform management, governance, and continuous improvement across cloud and application environments.
What makes you suitable
- Relevant qualification in IT, Computer Science, Software Engineering, or equivalent industry experience.
- At least five years of experience in DevOps, platform engineering, infrastructure automation, and CI/CD pipeline development.
- Strong scripting and automation experience with Python, Bash, PowerShell, APIs, and GitOps.
- Hands-on application security, vulnerability management, and shift-left security experience.
- Proficiency in CI/CD governance, Infrastructure as Code, Policy as Code, repository management, and security compliance automation.
- Strong leadership, communication, collaboration, and problem-solving skills focused on automation and developer enablement.
Workplace
- Flexible working arrangements include three days in the office and two days remote or from home.
Benefits
- Benefits include competitive remuneration, employee discounts, monthly product credit, additional leave days, inclusive paid parental leave, employee networks, and wellbeing counselling services.
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