Principal Cyber Security Analyst

Talenza has partnered with the Cyber Defence Centre on their search for a Principal Cyber Security Analyst to join the Cyber Security Unit (CSU) in Brisbane.

You'll play a critical role in protecting Queensland's government and community from cyber harm - working alongside skilled analysts, engaging with agencies and vendors, and helping shape the future of the Government cyber defence capability.

About the role

As Principal Cyber Security Analyst, you'll be a key technical leader across SOC operations, incident response, threat hunting, threat intelligence, and analytics.

You will:

• Take ownership of Whole of Government SOC service delivery, spanning SIEM, External Attack Surface Management, and Vulnerability Management platforms
• Serve as the go-to technical expert when serious or complex security incidents strike
• Guide incidents from first alert through to full resolution, covering detection, containment, eradication, recovery, and lessons-learned reviews
• Dig into suspected intrusions using forensic analysis, malware reverse engineering, and root cause investigation
• Fine-tune and build out detection logic to sharpen threat catching and cut down on noise from false alerts
• Push the SOC's operational maturity forward and put solid Standard Operating Procedures in place
• Turn data trends and metrics into practical recommendations for strategic improvement
• Coach and grow the skills of SOC analysts across the team
• Formulate threat hunting theories and help track down threat actor activity government-wide
• This role involves participation in a set roster/shift work, including on-call duties
• Willingness to undertake and maintain a Baseline/NV1 National Security Clearance

About you and what we are looking for:

You're an experienced SOC professional with strong technical credibility and a track record of leading incident response and uplifting operational maturity.

• Proven experience working in or supporting a Security Operations Centre (SOC)
• Strong hands-on experience with Microsoft Sentinel, including KQL, Analytic Rules, Workbooks, Playbooks, and Microsoft Defender XDR
• Solid understanding of SOC workflows - threat intel sharing, vulnerability management, incident response and investigation
• Proficiency with frameworks such as NIST, MITRE ATT&CK, and D3FEND
• Demonstrated ability to build SOPs and streamline SOC processes

Highly desirable:

• Ability to construct use cases and SIEM playbooks
• Scripting/programming skills (Python or PowerShell)
• Familiarity with forensic tools such as Autopsy, Wireshark, or SANS SIFT
• Experience across Linux/Unix and Windows environments
• Familiarity with the ASD Information Security Manual, Protective Security Policy Framework, NIST SP800-61r3, ISO27000 series, and Information Standard 18
• Postgraduate qualifications in ICT, Information Systems, or Cyber Security
• Relevant professional cybersecurity certifications

Key skills

• Microsoft Sentinel (KQL, Analytic Rules, Workbooks, Playbooks) & Microsoft Defender XDR
• SIEM, EASM, and Vulnerability Management operations
• Digital forensics, malware analysis, and root cause investigation
• MITRE ATT&CK, D3FEND, and NIST frameworks
• Python or PowerShell scripting
• SOC incident response leadership and SOP development
• Threat hunting, threat intelligence, and stakeholder engagement

If you are interested in this position please contact me at andreea.torcetti@talenza.com.au.