
Senior IAM & Security Engineer
- Sydney, NSW
- Permanent
- Full-time
- Lead administration and enhancement of IAM platforms, including Okta, AWS, GCP, and Azure IAM, ensuring secure, least-privilege, and scalable access models
- Architect and implement SSO (SAML, OIDC, OAuth2), signals sharing and global token revocation alongside building policies to strengthen authentication and user verification
- Develop, optimize, and enforce role-based access control (RBAC) models and identity governance workflows to improve access security and audit readiness
- Automate complex identity lifecycle processes (provisioning, deprovisioning, just-in-time access) leveraging Terraform/OpenTofu and Python at scale
- Define and enforce security controls for GitHub repository management, ensuring secure and compliant CI/CD pipeline access
- Lead security design and enforcement across multi-cloud environments (AWS, GCP, Azure) focusing on IAM policies, resource permissions, and access control best practices
- Build and maintain automated security configurations and policy enforcement using Terraform/OpenTofu, CloudFormation, and Python scripting
- Conduct comprehensive cloud security assessments, identifying misconfigurations, excessive privileges, and areas of risk
- Support and enhance network security solutions, including Cloudflare WARP, VDI access controls, and next-gen VPN alternatives
- Manage and improve MDM platforms (JAMF, Workspace ONE, Kolide) and implement advanced device trust policies for macOS, Windows, and Linux endpoints
- Automate continuous compliance monitoring and enforce security baselines for corporate and BYOD devices across the organization
- Lead deployment and evolution of Zero Trust security frameworks integrating device posture signals into IAM policies and access decisions
- Develop, maintain, and optimize security automation workflows using Tines, Python, and PowerShell to reduce manual effort and improve incident response
- Support Splunk SIEM platform administration including log analysis, alert tuning, and building automated incident workflows
- Monitor, investigate, and respond to IAM and cloud security incidents; lead root cause analysis and drive remediation efforts
- 5+ years of hands-on experience in IAM, Cloud Security, or Security Engineering roles with increasing responsibility
- Deep expertise with IAM solutions such as Okta, AWS IAM, GCP IAM, Azure AD, and identity federation technologies
- Strong knowledge of authentication protocols and standards including OAuth2, OIDC, SAML, and MFA best practices
- Proven experience with Infrastructure as Code (Terraform/OpenTofu, CloudFormation) and security automation, preferably Tines, at scale
- Proficiency in scripting languages such as Python, Bash, or PowerShell to build and maintain automation tooling
- Experience managing MDM solutions and designing device security and compliance policies
- Familiarity with SIEM tools (Splunk preferred), endpoint monitoring, and security alerting platforms
- AWS Certified Security Specialty
- Okta Certified Administrator/Consultant
- CISSP or equivalent advanced security certification