Security jobs in Sydney, Australia, August 2026

• Zscaler: Principal AI Security Specialist posted 2026-07-13 apply
• Tenable: Security Engineer posted 2026-07-06 apply
• OpenAI: Security Engineer, Detection and Response FullTime remote posted 2025-09-15 apply
• Anthropic: Country Lead, Data Center Security posted 2026-07-10 closed 2026-08-20