Next-Gen CIAM Architect — Hybrid & High-Scale Security

Optus; Sydney; Hybrid; AUD 180,000 - 240,000; Full time

Benefits offered by this job

Employee discounts

Flexible work

Parental leave

Learning credits

Counselling services

Notable transport support

Job summary

Optus is seeking a Solution Architect to design and deliver a next-generation Customer Identity and Access Management (CIAM) platform. You will lead architecture decisions from day one, transitioning from the current state and driving feature evolution to enhance customer experience and security across all channels.

You will collaborate with Digital, Marketing, Fraud, and IT to ensure CIAM integrates with the broader Optus customer platform and set security standards for authentication,

Qualifications

• Significant experience in information security with CIAM or consumer authentication platforms at enterprise scale.
• Ability to design and architect CIAM platforms or consumer authentication systems in complex, high-scale environments.
• Hands-on experience with enterprise CIAM platforms (Ping Identity, Auth0, ForgeRock, Okta CIAM, Azure AD B2C).
• Strong knowledge of OAuth 2.0, OIDC, API security, and mobile authentication.

Responsibilities

• Lead the solution architecture and transition delivery for Optus' next-generation CIAM platform.
• Design end-to-end customer identity architecture across registration, authentication, consent, and lifecycle.
• Set enterprise standards for authentication including biometrics, passkeys, WebAuthn and MFA.

Skills

CIAM platforms

Enterprise-scale architecture

OAuth 2.0 / OIDC

API security

Mobile authentication

Fraud prevention

Platform transitions

Education

CS/InfoSec degree

Tools

Ping Identity

Auth0

ForgeRock

Okta CIAM / Azure AD B2C

Job description

Optus is seeking a Solution Architect to design and deliver a next-generation Customer Identity and Access Management (CIAM) platform. You will lead architecture decisions from day one, transitioning from the current state and driving feature evolution to enhance customer experience and security across all channels.

You will collaborate with Digital, Marketing, Fraud, and IT to ensure CIAM integrates with the broader Optus customer platform and set security standards for authentication,