Only for Australia PR/Citizens Job Title: Offensive Security Engineer (Red / Purple Team) Location: Brisbane / Sydney Responsibilities: Runs red and purple team engagements against critical apps, infrastructure and controls Builds and maintains fit-for-purpose red team infrastructure Validates controls, detection and logging; finds gaps and proves they are closed Owns and matures Breach & Attack Simulation Uses AI to scale attack-path analysis and prioritise the gaps that matter Closes the loop: proposes remediation, current detections, log sources and controls; drives findings into the engineering backlog Must-have skills: Hands-on offence: adversary emulation, C2, exploitation, attack-path analysis across cloud / infra / endpoint Detection and logging fluency (the purple half) BAS and ATT& CK Python and automation; tight rules-of-engagement discipline AI coding / agentic tools (GPT-5.5 Trusted Access for Cyber, Codex, Claude Code, Copilot or similar) to find and prove exploitable vulns at repo scale Git Lab Ultimate; standing up AI-assisted code-analysis infrastructure Detection engineering Application / code security experience (SAST, DAST, SCA)