Thandeka Nobesuthu Makhubo
Delmas
Summary
Highly skilled Laboratory Technician with experience in conducting and analyzing laboratory assays, as well as maintaining strict quality control standards. Possess a strong understanding of laboratory equipment operation, troubleshooting, and preventive maintenance. Demonstrated ability to maintain compliance with safety procedures, contributing to the successful completion of projects. Showcased exceptional teamwork skills, often assisting colleagues in complex research procedures.
Overview
2
2
years of professional experience
1
1
Certification
Work History
Quality Control Analyst
Africa sun oil
Nasrec
03.2024 - Current
- Conducted quality checks on raw materials and finished products to ensure alignment with product specifications and food safety standards.
- Performed testing using lab instruments and followed standard operating procedures to support production quality assurance.
- Collaborated with the quality manager to document non-conformances, investigate root causes, and implement corrective actions.
- Maintained accurate lab logs and assisted in compiling analytical reports and audit-ready documentation.
- Participated in waste analysis and contributed to the continuous improvement of lab operations and product consistency.
- Supported shift-based work, adapted well under pressure, and consistently met deadlines in a fast-paced production environment.
- Evaluated customer complaints related to product or service quality ensuring timely resolution of all issues raised.
- Performed visual inspections of finished products.
- Received and inspected raw materials.
Lab Analyst Trainee
Umzamo Analytical Services
Witbank
02.2023 - 02.2024
- Conducted laboratory analysis of coal samples in an ISO/IEC 17025 accredited lab, including sample preparation, moisture content, ash, volatile matter, and calorific value testing.
- Operated and maintained laboratory equipment such as bomb calorimeters, XRF, pH meters, moisture analyzers, and balances.
- Ensured strict adherence to safety protocols and laboratory procedures to produce reliable and accurate results aligned with waste classification standards.
- Logged sample information, recorded analytical data, and maintained equipment usage records.
- Calibrated instruments regularly and verified performance for quality assurance.
- Contributed to the housekeeping of laboratory areas and ensured proper stock levels by monitoring and ordering laboratory supplies.
- Participated in internal audits and supported quality documentation for compliance with ISO standards.
Education
National Diploma - Analytical Chemistry
Vaal University of Technology
Delmas 09-2024
Matric -
Hoërskool Delmas
Delmas 12-2020
Skills
- Ultraviolet-visible spectroscopy
- Hazardous materials handling
- Spectrophotometry
- Gas chromatography
- Chromatography techniques
- Equipment calibration
- Quality control
- Sampling
- XRF
- Bomb Calorimeter
- pH Measurement
- ISO 17025
- Troubleshooting
- Teamwork
Accomplishments
- Top Achiever: First-Year Faculty of Applied Sciences; awarded for academic
excellence. - Obtained 13 distinctions for the overall analytical chemistry course
- Recognized as the most hardworking in-service trainee, consistently
Certification
- ISO 17025: Laboratory Management Systems
- Code 10 drivers licence
Languages
English
First Language
Afrikaans
Proficient (C2)
C2
Isizulu
Proficient (C2)
C2
Competencies
- Proficient in sample preparation, logging, and handling of waste samples
- Skilled in conducting laboratory analysis using GCMS, XRF, bomb calorimeter, pH meters, moisture analyzers, EC meters, and scales
- Accurate in recording analytical data, maintaining lab logs and equipment records
- Knowledgeable in ISO/IEC 17025 laboratory quality systems
- Strong understanding of waste classification, landfill disposal, and effluent treatment requirements
- Experienced in calibrating and maintaining lab instruments to ensure reliable results
- Able to follow SOPs and safety procedures rigorously
- Competent in identifying non-conformances and supporting root cause analysis and corrective actions
- Proficient in Microsoft Office and data-capturing systems
References
References available upon request.
Timeline
Quality Control Analyst
Africa sun oil
03.2024 - Current
Lab Analyst Trainee
Umzamo Analytical Services
02.2023 - 02.2024
National Diploma - Analytical Chemistry
Vaal University of Technology
Matric -
Hoërskool Delmas