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Atlassian

Builds software for team planning and knowledge

Head of Detection and Response

Security Operations & Incident ResponseConfirmed live in the last 24 hours
Full-time

About the Job

Requirements

  • At least 15 years of security experience, including at least 7 years leading multi-region detection/response or security operations center/incident response organizations at large-scale cloud-first companies.
  • Proven success running high-severity incidents end to end, including executive and customer communications and regulatory readiness.
  • Depth in cloud platforms, identity, modern endpoint detection and response, data security, continuous integration/continuous delivery security, and software-as-a-service telemetry integration.
  • Experience leading threat intelligence fusion or threat hunting teams and integrating MITRE ATT&CK, the diamond model, and purple-team outcomes into detections.
  • Familiarity with privacy-by-design, secure artificial intelligence usage, and evaluation frameworks for machine-learning/large-language-model detection use cases.
  • Executive presence with board-level communication experience and the ability to simplify complex incidents into actionable decisions.

Responsibilities

  • Own the global detection and response strategy, roadmap, and investment plan, tying security outcomes to business risk and customer trust metrics.
  • Lead a multi-layer organization across time zones; build a high-performing leadership bench and succession plan.
  • Establish governance with clear objectives and key results, service-level objectives, and outcome dashboards for executive and board-level visibility.
  • Scale cloud-native detections across identity, data, endpoints, continuous integration/continuous delivery, containers, and software-as-a-service, leveraging telemetry and modern rule engines.
  • Continuously reduce false positives and missed detections through quality gates, purple teaming, and regression testing pipelines.
  • Operate a 24x7 incident response function, including incident management, executive communications, and customer and regulatory readiness.
  • Drive automation and playbooks for rapid containment, eradication, and recovery, and conduct blameless post-incident reviews with durable fixes.
  • Build an intelligence-fusion capability that translates external and internal signals into prioritized detections and preemptive controls.
  • Run hypothesis-driven threat hunting focused on Atlassian-specific tactics, techniques, and procedures, with measurable findings-to-detection conversion.
  • Partner with Trust Engineering to evolve the security data platform and ensure reliable, privacy-aware telemetry and lineage for detections and analytics.
  • Leverage machine-learning/large-language-model-assisted detections, triage, and summarization responsibly; define evaluation frameworks and human-in-the-loop controls.
  • Align with Product Security, Corporate Security, Governance/Risk, and Security Assessments to close systemic risks and meet customer and regulatory commitments.
  • Represent Detection and Response in executive forums, customer escalations, and external audits; build trust through transparency and evidence.

About the Company

Atlassian

Builds software for team planning and knowledge

Atlassian builds software that helps businesses and other organizations coordinate projects, document knowledge and manage technology services. Its Jira and Confluence applications give teams shared spaces for tracking tasks and keeping decisions, plans and reference material connected to work. Software developers also use its tools to manage code, while business and IT teams organize requests and automate routine workflows. Customers pay recurring subscriptions for hosted software or self-managed licenses, with pricing linked to users and selected service levels. Atlassian was founded in 2002 and has its headquarters in Sydney, New South Wales, Australia.

Company size
10,001+
Company stage
IPO
Headquarters
Sydney NSW, Australia
Founded
2002

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