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Senior Analyst - Threat Defence & ResponseOrigin Energy · Brisbane, Queensland, Australia
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Origin Energy

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Senior Analyst - Threat Defence & Response

✓ This company has sponsored visas before. The posting doesn't say so, but it's still worth applying.

🗓️ Posted 2026-08-21 Brisbane, Queensland, Australia Full-time Hybrid ICT
💰 Salary Not shared 📊 Market A$9,000–A$17,000/mo

About the Company

Conduct threat hunting, threat intelligence analysis and vulnerability assessments to identify and m Leverage cutting-edge technologies to detect, investigate and respond to sophisticated cyber threats Brisbane, Sydney or Melbourne based, CBD office Join a team that's All Kinds of Useful At Origin, being useful is more than a tagline - it's how we approach work every day. As a collective, we're a team that thrives on finding better ways, working together, and owning our impact. From powering homes to delivering award-winning internet and helping to lead Australia's energy transition. If you're driven by purpose and excited to be part of something bigger, we'd love to have you on the journey.

About the Role

Join the front line of cyber defence protecting the critical infrastructure that powers millions of Australians every day. As a Senior Cyber Security Analyst at Origin, you'll play a pivotal role in safeguarding one of Australia's most essential energy providers against an ever-evolving threat landscape. Working alongside a talented and passionate team of cyber analysts, threat hunters and security engineers, you'll leverage cutting-edge technologies to detect, investigate and respond to sophisticated cyber threats across cloud and on-premise environments. This is a rare opportunity to make a tangible impact on Australia's energy security while advancing your career within a high-performing Cyber Defence team dedicated to resilience, innovation and operational excellence.

Responsibilities

  • ● Monitor, investigate and respond to cyber security alerts, incidents and emerging threats.
  • ● Conduct threat hunting, threat intelligence analysis and vulnerability assessments to identify and mitigate risks.
  • ● Develop and enhance security monitoring use cases, detections and response capabilities.
  • ● Support the operation and continuous improvement of cyber security technologies including SIEM, EDR, email security and DLP platforms.
  • ● Partner with IT and business stakeholders to strengthen security controls and support remediation activities.
  • ● Contribute to cyber security uplift initiatives and provide subject matter expertise across Cyber Defence operations.

Requirements

  • ● You are a cyber security professional with a passion for threat detection, incident response and continuous improvement. You enjoy solving complex problems, thrive in a fast-paced environment and bring a proactive approach to defending against cyber threats.
  • ● Proven experience in IT security with demonstrated skills in monitoring, incident response and cyber threat analysis.
  • ● Knowledge of SIEM platforms, use case development and security detection engineering.
  • ● Experience with threat intelligence, threat hunting and vulnerability management practices.
  • ● Strong understanding of Windows, Linux and macOS environments.
  • ● Strong understanding of AWS and Azure security services, IAM, logging and monitoring capabilities.
  • ● Knowledge of network security principles, segmentation, firewall policy and traffic analysis.
  • ● Experience with scripting languages such as PowerShell, Python or Bash will be highly regarded.
  • ● Relevant cyber security qualifications or certifications such as GCIH, GCFA, OSCP, CREST, AWS or Azure Security certifications are desirable.