Senzo Thwala

Instrument Technician specializing in Process Instrumentation and Control Systems

Rosettenville, City of Johannesburg Metropolitan MunicipalityMember since February 20, 2026

Reliable, punctual and detail-orientedStrong problem-solving and continuous improvement mindsetEffective communication skills (verbal and written)Ability to work independently and under pressureWillingness to work overtime, shifts, and standby dutiesAdaptable to hot and noisy industrial environmentsMaintenance and fault-finding of PLCs (Siemens S7-300, S7-400), SCADA, HMIs, andCalibration and configuration of sensors and field instruments

About

I am an instrument technician specializing in Process Instrumentation and Control Systems, currently working as an Instrument Technician at Ardagh Glass Packaging. Experienced in maintenance, fault-finding, calibration, and optimization of PLCs, SCADA, HMIs, and VSD/VFD systems in heavy industrial FMCG environments. Skilled in root cause analysis, predictive maintenance, and SHE compliance, with a strong commitment to continuous improvement and reliability.

Seeking to contribute expertise to Sasol's Secunda Operations as a Technician I Instrument & Control.

Experience

Instrument Technician - Ardagh Glass Packaging

(2025-06)

Focused mostly on Glass Manufacturer and Packaging (Palletizer).

Perform fault finding and diagnostics on Siemens PLCs, sensors, transmitters, and control panels.
Conduct calibration, installation, and troubleshooting of plant instrumentation and field devices.
Apply predictive maintenance processes to minimize breakdowns and ensure plant reliability.
Collaborate with production and maintenance teams to implement technical solutions and reduce variability.
Conduct Failure Trend Analysis (FTA) and Root Cause Analysis (RCA) for recurring issues.
Ensure strict compliance with health, safety, and environmental (SHE) standards.
Work with servo and induction motors, palletizer, shuttle car, and shrouder systems.

Graduate Instrumentation Internship - Resolution Circle

(2024-02 - 2025-02)

Installation, repair, troubleshooting, and maintenance of electrical equipment and components.
Worked with Siemens LOGO, CODESYS, and Allen Bradley PLC systems.
Investigated and solved issues related to pneumatics, measuring instruments, and relay logic.
Delivered technical reports, documentation, and presentations.
Strict adherence to OHS Act Section 14 and PPE compliance.