Singtel

Solutions Architect, CIAM

Singtel
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2 months ago
Sydney, AustraliaSenior

Responsibilities

  • Lead the solution architecture and transition delivery for Optus’s next-generation CIAM platform at telecommunications scale.
  • Design end-to-end customer identity architecture covering registration, authentication, consent management, and identity lifecycle across mobile, broadband, and enterprise services.
  • Set enterprise authentication standards covering biometrics, passkeys, WebAuthn, FIDO2, MFA, and social login.
  • Architect protections against SIM swap fraud, account takeover, credential stuffing, and other telecommunications-specific threats.
  • Design privacy-by-design frameworks supporting Privacy Act and Consumer Data Right obligations.
  • Evaluate emerging capabilities such as decentralised identity, continuous authentication, and AI-driven fraud detection.
  • Collaborate with Digital, Marketing, Fraud, and IT to integrate CIAM architecture with the broader customer platform.

Requirements

  • Significant information security experience focused on customer identity, CIAM, or consumer authentication platforms at enterprise scale.
  • Demonstrated experience designing and architecting CIAM platforms or consumer authentication systems in complex, high-scale environments.
  • Hands-on experience with enterprise CIAM platforms such as Ping Identity, Auth0, ForgeRock, Okta CIAM, or Azure AD B2C.
  • Strong working knowledge of OAuth 2.0, OIDC, API security, and mobile application authentication.
  • Understanding of telecommunications fraud prevention, including SIM swap detection, account takeover prevention, credential stuffing, and bot management.
  • Experience leading platform transitions and delivery programs through to implementation outcomes.
  • Relevant tertiary qualification or equivalent practical experience in Computer Science, Information Security, or a related field.

Benefits

  • Competitive remuneration, $80 monthly credit, 25% off Optus products, and retail partner discounts.
  • Flexible working arrangements with three days in the office and two days remote or from home.
  • Office campus with cafes, convenience services, chill-out zones, GP, post office, gym, and on-site childcare.
  • Competitive leave policies, including additional Connected days.
  • Up to 16 weeks of inclusive, carer-neutral paid parental leave.
  • Professional development through Optus U micro-credentials developed with La Trobe and Macquarie Universities.
  • Employee-led diversity and inclusion networks.
  • Free 24/7 counselling and wellbeing support.
  • Free Optus bus service from Macquarie University Metro Station.
  • Full-time role with a hybrid work arrangement; no contract or internship duration is stated.

Categories

Solutions Engineering
Singtel

About Singtel

5,001-10,000 employees

Singtel is a Singapore‑headquartered public telecommunications group founded in 1879 that sells mobile, broadband, and enterprise network services to consumers and businesses across Asia-Pacific. It owns Optus in Australia and operates NCS (regional IT services) and Nxera (data centers), and is expanding into AI infrastructure via its RE:AI GPU‑as‑a‑Service. Its revenue comes from connectivity subscriptions and managed services across networks, cloud, cybersecurity, and digital platforms, with equity stakes in regional operators broadening its reach.

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