Precious Metals Lab QA Specialist — ISO 17025 & LBMA

Sgr Sa; Riyadh; On-site; SAR 180,000 - 240,000; Full time

Job summary

Saudi Gold Refinery in Riyadh seeks a Lab QA Specialist to uphold assay integrity and quality systems, ensuring LBMA Good Delivery compliance. You will manage ISO 17025 requirements, conduct data validation, and supervise chain-of-custody and audits in a high-volume refining environment.

The role reports to the Lab Manager and requires discipline, accuracy, and experience with fire assay and instrumental analyses. English documentation and regulatory adherence are essential.

Qualifications

• Bachelor’s degree in Chemistry, Metallurgy or related scientific discipline.
• Five years in a precious metals assay or analytical lab.
• ISO 17025 knowledge for testing and calibration laboratories.

Responsibilities

• Validate daily assay results and finalize purity values for bullion certificates.
• Maintain ISO 17025 Quality Management System and calibrations traceability.
• Oversee chain of custody for samples and reference materials; ensure proper sealing and segregation of duties.
• Conduct internal audits of lab processes, inventories, and waste management; document findings and corrective actions.
• Support external LBMA, SASO, and customer audits with documentation and data; respond to queries.

Skills

Laboratory quality assurance

Statistical analysis

Measurement uncertainty analysis

Technical documentation

English communication

Education

Bachelor's degree in Chemistry/Metallurgy

Master's degree in Analytical Chemistry/Extractive Metallurgy

Tools

ICP-OES

AAS

XRF

Job description

Saudi Gold Refinery in Riyadh seeks a Lab QA Specialist to uphold assay integrity and quality systems, ensuring LBMA Good Delivery compliance. You will manage ISO 17025 requirements, conduct data validation, and supervise chain-of-custody and audits in a high-volume refining environment.

The role reports to the Lab Manager and requires discipline, accuracy, and experience with fire assay and instrumental analyses. English documentation and regulatory adherence are essential.