Senior Analyst - Threat Defence & Response
Date: 24 Jun 2026
Location: Brisbane, QLD, AU, 4000
Company: Origin Energy Services Ltd
- 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/Melbourne/Sydney/Adeliade 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.
Key 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.
About You
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.
You'll bring:
- 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.
Origin - Where good change happens
At Origin, we’re powered by people who believe in creating change.
We are committed to fostering a diverse, gender equitable workforce, where everyone is welcome, and all applications are evaluated on merit and potential. We encourage applications from Aboriginal and Torres Strait Islander Peoples, people living with disabilities, culturally diverse people, any stage in life, people with intersex variations and people within LGBTQ+ communities, including trans and gender diverse.
Enjoy a challenging career in an exciting industry where you can grow and explore your potential. If you think you have transferable skills, an appetite to learn and would be a great fit, we’d love to hear from you.
Here's a little about us: https://www.originenergy.com.au/about/careers/
Background checks may be required to determine your suitability for this position as part of the recruitment process and during your employment. These checks may include police checks, AusCheck, medical assessment and/or drug and alcohol testing.
Please note unsolicited CVs from agencies will not be accepted.
Origin recognises Aboriginal and Torres Strait Islander Peoples as the Traditional Custodians of country throughout Australia, and we pay our respects to Elders past, present and future.