Principal Platform Security Architect

Full‑Time (35 hours per week) – Temporary to 30 June 2027

Salary Range: $167,165 – $201,105 per annum + superannuation

Location: Parramatta – hybrid working (1–2 office days per week)

About the team

The Service NSW Cyber Security team brings together specialists across security architecture, governance and risk, secure digital delivery, incident response, offensive security, and security awareness. The team works closely with digital product and platform teams to build and operate secure, trusted services used by millions of people and businesses across NSW.

About the role

As Principal Platform Security Architect, you will provide technical and architectural leadership to strengthen security across Service NSW’s cloud platforms and digital environment. You will be instrumental in delivering the Cyber Security uplift programme, working closely with Cyber Security and Digital teams to design practical security solutions and support their implementation.

Key responsibilities

- Design and review secure solution architectures and reusable implementation patterns for cloud and platform environments.
- Develop and maintain architecture diagrams showing the placement of security controls and identifying security gaps.
- Provide technical advice on cloud and infrastructure security, including AWS, container platforms, web application firewalls, firewalls and proxies.
- Review platform, infrastructure and network changes,



assess security risks and recommend practical controls.
- Develop hands‑on proofs of concept and assist technical teams to implement agreed security solutions.
- Work with Cyber Security, platform, engineering and product teams to embed security into digital delivery without creating unnecessary barriers.
- Support the delivery of cyber initiatives that improve security across Service NSW systems and customer‑facing digital services.

To be successful in this role you will demonstrate

- Significant experience designing and implementing security solutions in cloud‑native environments.
- Strong practical experience with AWS and cloud infrastructure security.
- Experience with container platforms, web application firewalls, firewalls, proxies and related infrastructure security controls.
- The ability to produce clear solution designs, architecture diagrams and reusable security patterns.
- Experience assessing technical changes, identifying security risks and recommending practical solutions.
- A hands‑on approach, including developing proofs of concept and working with engineers to support implementation.
- Strong stakeholder skills and the ability to work across Cyber Security, architecture, platform, engineering and product teams.
- An understanding of agile digital delivery and how to embed security controls into fast‑moving technology environments.
- Experience working in Service NSW or a similar large digital service setting would be an advantage.

#J-18808-Ljbffr

📌 Principal Platform Security Architect (City of Parramatta Council)
🏢 Nsw Government
📍 City of Parramatta Council