Instrument Technician

To maintain, calibrate, troubleshoot, and repair instrumentation and control systems within a coal wash plant, ensuring optimal plant performance, accuracy of measurement systems, and compliance with safety and operational standards.

• Maintain and calibrate plant instrumentation, including:
• Belt scales and weighbridges
• Density meters, flow meters, level and pressure instruments
• Ensure accurate measurement and reporting of production data
• Conduct routine inspections and preventative maintenance

• Maintain and troubleshoot:
• PLC systems (Programmable Logic Controllers)
• HMI systems (Human Machine Interfaces)
• SCADA interfaces (where applicable)
• Assist with control logic fault finding and system optimisation
• Support plant automation and process improvements

• Maintain and repair:
• Variable Speed Drives (VSDs)
• Motor control circuits
• Plant electronic control panels
• Diagnose faults in electrical and electronic systems

• Install, maintain, and troubleshoot:
• Proximity Detection Systems (PDS)
• Two-way radio communication systems
• GPS and telemetry systems (if applicable)
• Ensure all safety systems are fully operational and compliant

• Perform advanced fault finding on plant instrumentation and control systems
• Respond to breakdowns and minimise plant downtime
• Conduct root cause analysis and implement corrective actions

• Maintain and repair:
• Solenoid valves
• Pneumatic control systems
• Ensure proper operation of actuated valves and control loops

• Ensure compliance with mining regulations and safety standards
• Adhere to lock-out and isolation procedures
• Maintain high housekeeping and safety standards

• Complete maintenance reports, job cards, and calibration records
• Maintain asset registers and instrument databases
• Track and report recurring faults and system performance

• National Diploma / N6 / Trade Test in:
• Instrumentation Engineering OR
• Electrical Engineering (Process Control / Light Current preferred)

• Minimum 4–6 years’ experience in:
• Coal processing / wash plant environment
• Instrumentation and control systems
• Proven experience with:
• Belt scales and weighbridges
• PLCs and HMIs
• VSDs and plant electronics
• PDS and radio systems
• Solenoids and pneumatic systems

• Strong fault-finding and diagnostic capability
• Knowledge of:
• PLC programming (advantageous)
• Instrument calibration procedures
• Process control systems
• Electrical schematics and loop diagrams
• Familiar with test equipment (multimeters, calibrators, communicators)

• Valid driver’s license
• Medically fit for mining environment