Control and Instrumentation Technician

22 hours ago

Witbank, South Africa Humelela Full time

Key Responsibilities
- Install, repair and maintain instrumentation on conveyor belt systems (pull-key switches, belt drift switches, speed sensors, rip detection, scale systems, etc.).
- Calibrate and maintain sensors, transmitters, gauges, flow meters, pressure instruments, temperature devices and vibration sensors.
- Install and terminate instrumentation cabling, junction boxes, marshalling panels and field equipment.
- Perform loop checks, functional testing and assist with commissioning of automation and control systems.
- Conduct advanced fault-finding on PLC systems, SCADA, VSDs, MCCs, and plant control networks.
- Read and interpret C&I drawings:

- Piping & Instrumentation Diagrams (P&IDs)
- Control loop drawings
- Instrument location plans
- Cable block diagrams & cable schedules
- Panel and wiring diagrams
- Network/communication architecture
- Troubleshoot communication protocols (Profibus, Modbus, Ethernet/IP, 4-20mA, HART).
- Support maintenance activities and planned shutdowns on conveyor systems and plant areas.
- Perform preventative maintenance according to maintenance schedules.
- Ensure compliance with SANS standards and mine SHEQ requirements.
- Complete job cards, inspection reports, calibration documentation and handover packs.

Minimum Requirements
- National Diploma / N6 / Trade Test in Instrumentation or Control & Instrumentation.
- 3-5 years experience in mining, heavy industrial or plant environment.
- Strong experience with C&I systems on conveyor belts and material-handling equipment.
- Ability to confidently read and interpret C&I drawings, MCC panels, protection devices and control circuits.and implement accordingly.
- Proficiency with PLCs and SCADA systems (Siemens, Rockwell, Schneider, ABB).
- Solid knowledge of VSDs

*

**Job Type**: Temporary
Contract length: 6 months

Work Location: In person

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