Job Opportunity: Treatment Plant Operator 3
Location: Johannesburg, South Africa
Reference Number: REF73392D
Position Type: Permanent | Entry-Level
Closing Date: 30 September 2025
Paterson Grade: Not specified
Company Overview
De Beers Exploration, part of the globally recognized De Beers Group, is at the forefront of diamond discovery and resource development. Focused on innovation, environmental responsibility, and sustainability, De Beers is committed to upholding high standards in all operational areas.
As part of its mission to identify and evaluate diamond-bearing kimberlite systems, the organization operates a highly specialized Sample Treatment Centre within its Indicator Mineral Laboratory. The Centre plays a key role in the analysis of geological samples critical to exploration projects.
Position Summary
We are currently looking for a Treatment Plant Operator 3 to join our Johannesburg-based team. This position supports laboratory operations by carrying out the safe, accurate, and efficient processing of geological samples in accordance with predefined procedures and quality standards.
The successful candidate will ensure that all processing is compliant with ECOHS (Environmental, Community, Occupational Health and Safety) protocols, maintain detailed operational records, and actively contribute to continuous improvement efforts in sample treatment processes. If you’re process-driven, safety-oriented, and have a high attention to detail, this role offers a unique opportunity to be part of a team shaping the future of diamond exploration.
Key Responsibilities
1. Sample Treatment and Quality Control
-Execute approved procedures to process geological samples and extract heavy (indicator) mineral concentrates.
-Apply rigorous Diamond Control protocols to ensure sample integrity and security throughout treatment stages.
-Accurately capture and record treatment data using the Laboratory Information Management System (LIMS).
-Perform tracer tests and regularly monitor plant performance through assessments like tromp curves.
-Report any deviations or non-conformances in process performance to the relevant technical leads.
-Undertake scheduled and ad-hoc plant decontamination procedures to avoid sample contamination or cross-over.
2. Plant Operation and Maintenance
-Operate across all core process units, including:
-Crushing
-Wet and dry screening
-Dense media separation (DMS)
-Magnetic and electrostatic separation
-Heavy liquid separation
-Aliquoting for analysis
-Complete pre-start equipment checks and assist in executing routine maintenance based on operational schedules.
-Follow safe lock-out and isolation procedures during maintenance or in the event of equipment failure.
-Participate in shutdown activities, ensuring full compliance with safety and procedural standards.
-Collaborate with the Project Metallurgist and Maintenance Team to escalate and resolve plant-related issues.
3. Risk, Governance and Compliance
-Display visible leadership in safety practices, reinforcing De Beers’ culture of zero harm and environmental care.
-Adhere strictly to internal protocols, including:
-ECOHS guidelines
-Risk assessment procedures-
-Diamond security standards
-Sample chain of custody rules
-Conduct risk assessments for all planned and unplanned activities and submit safety observations and incident reports.
-Keep complete and auditable records in line with internal and external quality management and safety systems.
Qualifications and Experience
Minimum Education Requirements
-Grade 12 / Matric is required.
-Mathematics at the matric level is advantageous and may enhance technical understanding.
Technical Skills
-Basic computer literacy, particularly in Microsoft Office (Excel, Word, Outlook).
-Familiarity with LIMS or similar data capture systems is preferred.
-A valid machinery operation license (e.g., Forklift Licence) is not mandatory but will be advantageous.
Relevant Work Experience
-Prior exposure to mineral processing, laboratory operations, or diamond/heavy mineral recovery is highly desirable.
-Experience in field exploration or sample preparation laboratories will be a distinct advantage.
-Candidates with hands-on knowledge of process plants or treatment units are encouraged to apply.
Core Competencies and Attributes
Attention to Detail
-High accuracy in following Standard Operating Procedures (SOPs) and recording data.
-Strong awareness of sample traceability and process integrity.
Integrity and Confidentiality
-Demonstrates trustworthiness when handling confidential samples and proprietary exploration data.
-Understands and upholds the importance of Diamond Control and security protocols.
Safety Consciousness
-Proactively identifies hazards and complies with all ECOHS standards.
-Participates in safety meetings, audits, and corrective actions.
Process-Oriented Thinking
-Strong mechanical aptitude and a systematic approach to equipment operation.
-Able to operate independently but escalate technical problems appropriately.
Teamwork and Communication
-Collaborates effectively with metallurgists, technicians, and lab staff.
-Communicates clearly and respectfully, especially during shift handovers and reporting.
Remuneration and Benefits
-A market-related salary package will be offered, including core benefits (not itemized).
-Opportunities for career development, mentorship, and upskilling within De Beers Group.
-Work in a globally respected diamond exploration and mining company that values sustainability, innovation, and employee wellbeing.
Why Join De Beers Exploration?
-Global Impact: Contribute to high-impact projects in the discovery of the world’s most precious resources.
-Structured Career Pathways: Grow your technical and operational skills through world-class training and exposure.
-Diversity and Inclusion: Be part of a workplace that values representation, inclusivity, and equal opportunity.
-Sustainability Commitment: Join a team aligned with responsible resource development and environmental stewardship.
Employment Equity Commitment
De Beers Group supports the advancement of equity, diversity, and inclusion in the workplace. Preference may be given to:
-Current employees affected by internal restructuring.
-Qualified applicants from designated groups, in alignment with our Employment Equity Plan.
De Beers is also a proud #HeForShe Thematic Champion, advocating gender equality and inclusive leadership in mining.
How to Apply:
Interested candidates should submit their application by no later than 30 September 2025.
Please ensure your application includes:
-A comprehensive CV
-Certified copy of your ID
-Certified qualifications, including Grade 12 certificate and any additional certifications
-Copies of valid licenses (if applicable)
Only shortlisted candidates will be contacted. If you do not receive communication within 21 days post-closing, please consider your application unsuccessful.
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