Job Description

We are currently looking for a highly skilled and motivated individual to join our Cybersecurity Incident Response Team (CSIRT) as a Senior Cybersecurity Incident Responder. CSIRT provides proactive and reactive expertise to help organisations respond to major cybersecurity incidents.

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In this role you will be responsible for the delivery of digital forensics & incident response (DFIR) engagements, and proactive advisory engagements such as tabletop exercises, compromise assessments, threat hunting, breach readiness assessments, threat intelligence briefings, and threat modelling. You will be expected to lead DFIR engagements across either Australia or New Zealand.

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What You'll Do

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- Conduct thorough investigations into major security incidents, determining root causes, impact, and mitigation strategies, and provide expertise and support to contain, eradicate, and recover from such incidents.
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- Conduct analysis of affected systems utilising forensic techniques to thoroughly examine system events and adversary activities.
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- Utilise security tooling such as EDR, SIEM, XDR, and identity technologies to assist your investigation of confirmed or suspected compromises.
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- Undertake log and correlation analysis and construct a timeline of adversary activities.
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- Identify intrusion vectors and root causes and develop recommendation actions to prevent similar incidents.
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- Collect digital forensics evidence from affected systems in accordance with industry standards for image acquisition and preservation of digital evidence.
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- Produce comprehensive, detailed DFIR reports outlining the investigative steps undertaken, your findings, and recommendations.
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- Support the coordination of containment, eradication, and recovery efforts based on available information and established processes.
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- Analyse incident response effort, with feedback from the customer and third parties as part of Post Incident Reviews (PIRs) and Lessons Learned.
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- Deliver proactive incident response services which include tabletop exercises, threat hunting,



compromise assessments, breach readiness assessments, threat intelligence briefings, and threat modelling.
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- Communicate with senior stakeholders within Datacom and our customers.
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- Work with other members of the CSIRT team to develop the technical capabilities of the CSIRT, including improving the processes and technology to deliver successful outcomes to customers and stakeholders.
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- Participate in an on‐call roster for major incident response.
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- Occasional planned or last‐minute/urgent travel to customer sites will be required for certain customer‐facing engagements, including travel within Australia and New Zealand.
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What You'll Bring

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- Confidence in communicating with a variety of senior stakeholders, including senior leadership teams in difficult or tense situations.
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- Proven experience in responding to high‐profile cybersecurity incidents that have had significant operational or privacy impacts to the affected organisation such as ransomware and data breaches.
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- Experience in digital forensics & incident response (DFIR) with an understanding of key system and digital forensic artifacts and how they are useful in a cybersecurity investigation.
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- Experience using DFIR tools such as EnCase, X‐Ways, Magnet Axiom, Velociraptor, KAPE, and THOR.
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- Proven knowledge and experience of efficiently searching large datasets across multiple log sources and underlying platforms, including XDR/EDR and SIEM products such as CrowdStrike, Microsoft Defender, Splunk, or Sentinel.
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- A strong understanding of current and emerging attacker behaviours, tools, tactics, and techniques.
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- An understanding of various security frameworks and methodologies such as NIST CSF, MITRE ATT&CK;, D3FEND, Unified Kill Chain and OWASP Top 10.
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- Basic scripting or automation skills are desirable (for example PowerShell, Bash, Python, or Ruby).
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- SANS GCFA, GCFE, GCIH, or relevant DFIR certifications are desirable.
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Advantages

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- Social events
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- Chill‐out spaces
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- Remote working
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- Flexi‐hours
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- Professional development courses
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📌 Senior Cybersecurity Incident Responder (New South Wales)
🏢 Datacom
📍 New South Wales