Principal Geologist, QAQC

Job Purpose

The Principal Geologist, QA/QC is responsible for governing, monitoring, and continuously improving geological and analytical data quality across all BMNM operations. The role acts as the corporate technical authority for QA/QC, ensuring that drilling, sampling, assay, and database workflows meet defined standards and are fit for Mineral Resource evaluation, reconciliation, and reporting.

This position centralizes QA/QC accountability within MRM, strengthening technical assurance, audit readiness, and confidence in resource and production decision-making.

Key Accountabilities

QA/QC Framework & Standards

• Define and maintain BMNM-wide QA/QC standards for drilling, sampling, assay, and data handling.

• Ensure consistent application of QA/QC protocols across all sites and projects.

• Establish acceptance criteria, escalation thresholds, and corrective action processes.

Data Quality Control & Monitoring

• Oversee routine QA/QC monitoring for exploration, grade control, and metallurgical datasets.

• Review laboratory performance using standards, blanks, duplicates, and umpire results.

• Identify data quality issues early and drive corrective actions with site teams.

Audits & Assurance

• Lead internal QA/QC audits of geological databases, sampling workflows, and laboratory performance.

• Support external audits and technical reviews related to Mineral Resource reporting.

• Ensure full traceability and audit readiness of all MRM datasets.

Database Governance

• Work closely with the Database Management team to ensure QA/QC rules are embedded within database systems (e.g. Acquire).

• Define validation rules, automated checks, and data integrity controls.

• Approve datasets for use in Mineral Resource estimation and reconciliation.

Cross-Functional Support

• Provide QA/QC assurance to Resource Evaluation, Mine Geology, Geometallurgy, and Reconciliation teams.

• Support investigation of reconciliation issues linked to sampling or data quality.

• Advise on data risk during studies, updates, and reporting cycles.

Capability Building

• Train geologists, technicians, and database staff in QA/QC best practices.

• Develop clear guidelines, templates, and reporting tools for site-level implementation.

• Build long-term internal capability and reduce reliance on consultant-led audits.

Minimum Qualifications, Experience and Competencies

Minimum Qualifications:

 Bachelor’s degree in Geology or Earth Sciences.

 Postgraduate qualifications in geostatistics, data management, or quality systems are advantageous.

 Recognized as (or eligible to be) Competent Person under JORC/CRIRSCO.

Minimum Experience:

 10+ years’ experience in geological QA/QC, database management, or Mineral Resource support roles.

 Strong experience with laboratory QA/QC systems and audit processes.

 Proven involvement in Mineral Resource datasets used for public or corporate reporting.

 Experience supporting internal or external technical audits..

Ma’aden High Performance Competencies:

Skills:

• Deep understanding of sampling theory and QA/QC statistics.

• Strong attention to detail and governance mindset.

• Ability to challenge data quality issues constructively and objectively.

• Clear communication skills with both technical and operational teams.