Job Overview & Organization Mission

Commonwealth Bank is hiring a Senior Incident Responder in South Eveleigh to detect advanced threats and coordinate major cyber incident containment.

Commonwealth Bank’s Cyber Defense Operations team in Sydney is seeking an experienced Senior Incident Responder. You will analyze high-priority telemetry, hunt for stealthy threat actors across complex hybrid cloud networks, and direct containment and forensic root cause analyses.

As a key member of the team at Commonwealth Bank of Australia in Sydney, NSW, you will play a central role in driving excellence, upholding top-tier Australian industry standards, and contributing directly to the strategic milestones of one of the nation’s premier employers.

Key Duties & Core Responsibilities

In this critical role, your operational duties and key performance responsibilities will encompass:

• Lead technical: Lead technical response and forensic containment during high-severity cyber security incidents.
• Execute hypothesis-driven: Execute hypothesis-driven threat hunting campaigns using CrowdStrike Falcon and Splunk.
• Perform host-based: Perform host-based memory and disk forensic acquisitions (EnCase, FTK, Volatility).
• Develop automated: Develop automated SOAR playbooks and threat detection signatures (YARA, Sigma).

Required Qualifications, Licenses & Experience

To be successful in this position at Commonwealth Bank of Australia, candidates are expected to satisfy the following essential selection criteria:

• Mandatory Qualification: GIAC GCIH, GCFA, or Bachelor of Cybersecurity.
• Relevant Experience: Minimum 5+ Years of verified industry experience in Australia or recognized overseas equivalence.
• 5+ years experience in DFIR, SOC Tier 3, or threat hunting operations.
• GIAC certifications (GCIH, GCFA, GNFA) or equivalent industry credentials.
• Deep understanding of Windows/Linux internals, network packet analysis, and cloud telemetry.

Core Competencies & Key Technical Proficiencies

The successful applicant will possess demonstrated capabilities across the following domain skill sets:

Salary, Compensation & Employee Benefits

At Commonwealth Bank of Australia, we understand that our people drive our achievements. An outstanding remuneration and wellbeing package is provided in line with Australian benchmarks:

• Competitive Remuneration: AU$165,000 – AU$200,000 per year + standard Australian Superannuation (11.5%).
• Competitive salary $165,000 – $200,000 + performance bonus + superannuation.
• South Eveleigh innovation precinct with state-of-the-art cybersecurity command center.
• Comprehensive employee banking benefits and financial discounts.
• Leave Entitlements: 4 weeks annual leave (with 17.5% annual leave loading where applicable) plus 10 days paid personal/carer’s leave.
• Flexible Work: Progressive work-life balance options with supportive corporate culture and leadership development pathways.

About the Employer: Commonwealth Bank of Australia

CBA is Australia’s leading provider of integrated financial services, investing heavily in state-of-the-art cyber defense.

Commonwealth Bank of Australia is deeply committed to building diverse, equitable, and culturally inclusive work environments. We proudly celebrate diversity and welcome applications from all qualified individuals including First Nations Australians, people with disabilities, and candidates from culturally and linguistically diverse backgrounds.

Application Process & Next Steps

Applications for this position are currently open and being reviewed on a rolling basis. Suitable candidates are encouraged to apply as early as possible before the published closing date.

Please prepare an updated Curriculum Vitae (CV) and a tailored Cover Letter highlighting your relevant experience against the key selection criteria outlined above.

To proceed with your application, click the Apply on Employer Site button to access the official Commonwealth Bank of Australia careers gateway.