Senior Cyber Defense Analyst - Hybrid Sydney

Avant; Sydney; Hybrid; AUD 150,000 - 190,000; Full time

Job summary

Avant, Australia’s leading medical defence organisation, protects over 90,000 medical professionals. This hybrid Sydney CBD role is for a Senior Cyber Security Analyst who will lead threat detection, incident response and security operations to strengthen our cyber defence in a highly regulated environment.

Reporting to the Senior Manager, Cyber Defence, you will manage vulnerability remediation, threat intelligence, automation, and collaboration with external partners to improve detections and

Qualifications

• Minimum 5+ years of experience in Information Security, with at least 2 years in a senior analyst role.
• Experience within regulated industries (e.g. financial services, healthcare) subject to APRA CPS234 or ISO 27001 requirements is strongly preferred.
• Extensive hands-on experience with SIEM platforms, EDR tools and security monitoring technologies to perform threat detection, event correlation and root-cause investigations.
• Deep understanding of incident response methodologies, digital forensics, threat intelligence frameworks (e.g. MITRE ATT&CK, STIX/TAXII). Experience in threat hunting, purple team exercises or red team engagements is advantageous.
• Experience with vulnerability management platforms and exposure management tooling.
• Proven experience with security automation and scripting to support orchestration and response activities.
• Working in cloud environments with understanding of logging, monitoring and security controls.
• Relevant industry certifications highly regarded (GCFA, GCIH, Security+ or equivalent)
• Excellent verbal and written communication skills, with ability to present technical findings clearly to both technical and non-technical stakeholders.

Responsibilities

• Work with the Senior Manager, Cyber Defence as the escalation point for intrusion detection across hybrid on-premises and cloud environments, leading end-to-end incident response, post-incident review (PIR), and root-cause analysis.
• Conduct deep-dive forensic analysis, event and IOC correlation across multiple data sources to identify adversary TTPs and mitigate emerging threats.
• Manage and utilise threat intelligence feeds, incorporating intelligence into proactive threat hunting activities and analytics rules.
• Develop, maintain and continuously refine incident response plans, custom detections and playbooks to strengthen monitoring and response capabilities.
• Leverage scripting and AI enabled automation tools to build resilient detection use cases, accelerate risk reduction efforts and minimise manual operational effort.
• Oversee vulnerability and exposure management activities. Identify, assess and prioritise vulnerabilities across systems, applications and infrastructure.

Skills

Threat detection

Incident response

Security monitoring

Automation scripting

Cloud security

Vulnerability management

Communication skills

Education

GCFA, GCIH, Security+ or equivalent

Tools

SIEM platforms

EDR tools

Threat intelligence feeds

Job description

Avant, Australia’s leading medical defence organisation, protects over 90,000 medical professionals. This hybrid Sydney CBD role is for a Senior Cyber Security Analyst who will lead threat detection, incident response and security operations to strengthen our cyber defence in a highly regulated environment.

Reporting to the Senior Manager, Cyber Defence, you will manage vulnerability remediation, threat intelligence, automation, and collaboration with external partners to improve detections and