Process Engineer (Zinc Concentrator), Kimberley

Role Purpose The Process Engineer is responsible for providing metallurgical and process engineering support to ensure safe, stable, efficient and cost‑effective operation of the zinc concentrator. The role drives process stability, recovery improvement, concentrate quality, reagent optimisation and operating discipline across crushing, grinding, flotation, thickening, filtration, water and tailings interface systems. The position supports commissioning, ramp‑up and steady‑state production while embedding metallurgical discipline and ensuring alignment with safety, environmental and operational performance standards.

Key Responsibilities Process Optimisation&Control

Monitor and optimise plant performance across crushing, grinding, flotation, thickening and filtration circuits.

Define, implement and maintain operating windows for key process parameters.

Analyse metallurgical performance and identify improvement opportunities.

Identify process bottlenecks and implement sustainable improvements.

Support control philosophy improvements and drive process stability.

Monitor ore variability and its impact on plant performance.

Drive short‑interval control and corrective actions.

Metallurgical Performance

Maximise zinc recovery and concentrate quality.

Minimise dilution, losses and re‑circulating loads.

Track and reduce zinc losses to tailings.

Drive metallurgical accounting discipline and sampling integrity.

Support concentrate quality control.

Work with geology and mining teams on ore variability and blending.

Data Analysis&Reporting

Collect, analyse and interpret plant data.

Perform mass and water balances.

Develop trend‑based reporting.

Prepare performance reports.

Track KPIs and leading indicators.

Translate data into operational actions.

Test Work&Continuous Improvement

Design and execute test work programmes.

Evaluate reagents and technologies.

Support debottlenecking initiatives.

Implement continuous improvement practices.

Process Safety, Health&Environment

Ensure compliance with MHSA and site standards.

Identify and manage risks.

Support SOPs, risk assessments and MOC.

Ensure environmental compliance.

Operational Support

Provide technical support to operations.

Troubleshoot plant issues.

Support shutdowns and ramp‑ups.

Work with maintenance and reliability teams.

Participate in production meetings.

Drive metallurgical discipline on shift.

Projects&Commissioning

Support commissioning (C3‑C5).

Provide input into projects and modifications.

Review PFDs, P&IDs and control philosophies.

Support performance testing and handover.

Liaise with OEMs and consultants.

Training&Knowledge Transfer

Train operators and supervisors.

Develop SOPs and manuals.

Promote process understanding.

Qualifications&Experience

Degree in Metallurgical, Chemical or Process Engineering.

3–6 years' experience in mineral processing.

Strong flotation knowledge.

Strong analytical capability.

Desirable

Experience in zinc/base metals.

Mine‑to‑mill exposure.

Control systems/APC exposure.

Postgraduate qualification.

Skills&Competencies

Analytical thinking

Process knowledge

Data interpretation

Communication

Safety focus

Operational effectiveness

Key Performance Indicators (KPIs)

Zinc recovery and grade

Tailings losses

Throughput and stability

Grind size and flotation stability

Reagent efficiency

Filtration performance

Metallurgical accounting accuracy

Operating window compliance

Safety and environmental compliance

Improvement implementation

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