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Sample Preparer

Confidential

Rustenburg, North West permanent

Posted: March 5, 2026

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Quick Summary

Prepares samples according to Sample Preparations procedures whilst complying with SHEQ procedures.

Job Description

WHAT IS ON OFFER

Alfred H Knight has an exciting opportunity for Three Sample Preparers to join the team in Rustenburg. The position is responsible for effectively preparing all received samples timeously as per Sample Preparations procedures to ensure a high degree of precision and accuracy is achieved from subsequent analytical procedures whilst complying with all SHEQ procedures.  

ABOUT US

Alfred H Knight is a totally independent, family owned business spanning five generations. A global network of strategically placed offices and laboratories enable global trade by providing independent inspection, analysis and consultancy services to the metals and minerals, solid fuels and agriculture industries.

We have honed and carefully crafted our reputation. Delivering knowledge and professionalism in all aspects of weighing, sampling and analysis. We thrive by continuing to re-invest in our facilities, technology and people. Click here to find out more about AHK.

DO YOU HAVE WHAT IT TAKES?

To be successful at Alfred H Knight the incumbents will need to display the following:

REQUIRED KNOWLEDGE AND WORK EXPERIENCE

Responsibilities

Receiving, Identification and registration of samples immediately per client sample submission request in a traceable manner

Preparation of all samples for analyses including filtration, screening, drying, homogenising, splitting, crushing, milling and moisture determination as per Standard Operating Procedures

Safe handling and operation of sample preparation equipment

Reporting any incidents on shift to the Shift Chemist within 12 hours of the incident

Performing instrument checks, balance verifications and recording all relevant data and faulty equipment being brought to the attention of the Shift Chemist.

Carrying out instructions from the Shift Chemist to meet sample preparation deadlines and escalate any problems to the Shift Chemist.

Perform assigned additional tasks according to established priorities and procedures

Updating all the records and logbooks throughout the process of sample preparation and ensuring that they are clearly and easily auditable and traceable.

 Ensuring at all times that a high degree of accuracy and precision is applied to sample preparation through verification of balances and scales

Ensuring that agreed daily work schedules and targets are met at all times

Implementation of the ISO17025:2017 quality management system within the Sample preparation section under the guidance of the Shift Chemists

 Ensuring the confidentiality of all results at all times.

Ensuring that excellent housekeeping is maintained at all times within the Sample Preparation Section and that samples are stored correctly at all times and are easily retrievable when required.

Carrying out other ad hoc duties as may be requested by the Sample Preparation and Fire Assay Supervisor from time to time

Required Competencies

Ability to follow instructions accurately.

Good timekeeping and Attention to detail.

Effective interpersonal skills.

Ability to perform duties under pressure.

Ability to work as part of a team.

Computer Literacy – Microsoft Office.

Honest, Sober Habits, Adaptable and Flexibility.

Must be able to speak, read and write English fluently.

No criminal record

Safety-conscious and compliant with PPE and lab protocols

Willingness to learn and adapt to changing priorities

Required Qualifications

Grade 12 (with Maths and Science)

Required work experience

Minimum of 3 years working in a Sample Preparation or Laboratory environment (advantageous)

BENEFITS

We are offering an excellent opportunity with a salary and benefits package to match

Alfred H Knight is committed to creating a diverse & inclusive environment and hence welcomes applications from all sections of the community in line with our Employment Equity Plan.

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