Our experienced team is always available to assist you with your global inspection and analysis requirements.


Laboratory Technician

What is on offer?

We have an exciting opportunity for a Laboratory Technician to join the AHK team based in Rustenburg


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 and solid fuels industries.

We have honed & 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.



The successful candidate will be responsible for the NiS collection 6E PGM analysis at the Rustenburg branch.  Day to day duties will include:

  • Registration of 6E samples received on LabCreate and preparing samples for fire Assay
  • Weighing and fluxing of all samples for 6EPGM analysis
  • Fusion of samples in according to standard operating procedures
  • NiS button preparation for subsequent leaching
  • Carrying out milled NIS button leaching, precipitation, filtration and dissolution in preparation of ICP-OES analysis
  • Carrying out 6E instrumental analysis to a high degree of accuracy and precision as per standard method and operating procedures and applying good laboratory practice
  • Ensuring that work throughput is followed in accordance to documented methods and procedures. It is the post holder’s responsibility to address and also inform the Senior Chemist – Production of any failure in compliance to documented methods
  • Implement the first line maintenance of equipment and measuring instruments in order to identify sources of unwanted contamination and malfunctions that affect accuracy by ensuring that daily equipment checklists/verifications are completed as required in respective SOPs and faulty equipment being brought to the attention of the Senior Chemist – Production
  • Preparing reagents, instrument calibration standards and performing instrument calibrations when required, routinely performing instrument checks and recording all relevant data
  • Operationally responsible to always perform duties in a manner that adheres to the company Health and Safety procedures, Environmental practices
  • Undertake other duties of an appropriate nature in consultation with the Senior Chemist – Production
  • Assisting with the maintaining of records and laboratory data such that work is clearly and easily auditable and traceable
  • Alerting the Senior Chemist – Production of low stock levels or specialised materials formally before stock levels dry up
  • Perform assigned additional tasks according to established priorities and procedures as may be assigned by the Senior Chemist – Production


Do you have what it takes?

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


Required Knowledge, Skills and Behaviours

  • Must be able to read, write and speak English with fluency
  • Being a SANAS 17025:2017 Technical Signatory will be an added advantage.
  • Must be medically fit and adhere to strict safety procedures
  • Must be computer literate – MS Office
  • Must have sober habits and no criminal record


Required Work Experience

  • Minimum 5 years’ experience in a production analytical chemistry laboratory with proven track record of NiS collection fire assay (6E PGM), classical wet chemistry, ICP-OES and good understanding of ISO17025 system implementation.


Required Qualifications

  • Matric (with Maths or Science)
  • Analytical Chemistry Diploma or other appropriate Tertiary Qualification


What are the benefits?

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

Apply Now