Associate Director, Credit Validation & Model Risk

NAB; City of Brisbane; On-site; AUD 150,000 - 190,000; Full time

Benefits offered by this job

Enhanced leave options

Wellbeing support

NAB Perks

Career development opportunities

Job summary

NAB is seeking an Associate Director to lead validation of credit risk models within the Risk Frameworks, Execution and Models Team in Australia. You will shape the model risk validation approach, ensuring robust assessment across IRB and IFRS9, while protecting customers.

You will partner with model owners, oversee lifecycle validation, and provide credible challenge to align findings with risk appetite and capital outcomes. The role requires strong coding, communication and strategic thinking.

Qualifications

• Experience in banking/financial services, model development/validation, credit risk, and/or governance.
• Strong statistical and economic modelling skills with coding languages essential (Python, SAS).
• Strong engagement and influencing skills with the ability to work closely with multiple stakeholders, to convey complex ideas clearly and deliver outcomes.
• Understanding of how models affect credit decisions, capital, provisioning, stress testing and scenario analysis.
• Strong written communication skills with the ability to write detailed validation reports to outline findings and model rating outcomes.

Responsibilities

• Lead independent validation of IRB, IFRS9 and credit decisioning models.
• Assess conceptual soundness of rating philosophies, data quality, calibration and performance testing across economic conditions.
• Oversee validation of model performance through the credit life cycle, including portfolio and segment level outcomes.
• Provide credible challenge where outcomes diverge from expectations and risk appetite.
• Ensure validation conclusions are reflected in capital usage and RWA outcomes, credit decisioning frameworks, overlays and monitoring requirements.
• Partner with model owners to ensure findings are remediated appropriately.
• Act as line 2 technical authority on credit model validation matters.
• Support regulatory reviews, deep dives and supervisory engagement relating to IRB models.

Skills

Statistical modelling

Economic modelling

Python

SAS

Stakeholder engagement

Technical writing

Credit risk knowledge

AI tools in credit validation

Tools

Python

SAS

Job description

NAB is seeking an Associate Director to lead validation of credit risk models within the Risk Frameworks, Execution and Models Team in Australia. You will shape the model risk validation approach, ensuring robust assessment across IRB and IFRS9, while protecting customers.

You will partner with model owners, oversee lifecycle validation, and provide credible challenge to align findings with risk appetite and capital outcomes. The role requires strong coding, communication and strategic thinking.