Lloyd Hadebe
Laboratory Supervisor/Chemist: Laboratory Analyst | Quality Control & Assurance Specialist
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About
Analytical Chemistry professional with over 15 years of progressive experience in Quality Control, Quality Assurance, and Laboratory Analysis within chemical, water treatment, and FMCG industries. Skilled in analytical method validation, GMP and ISO compliance, process optimization, and team supervision. Proven record of maintaining high QA/QC standards, supporting production quality, and driving continuous improvement initiatives.
Experience
Laboratory Supervisor/ Chemist
(2022-07)
- Directed daily laboratory activities by coordinating analysts’ workloads, shift schedules, and operational priorities to ensure efficient service delivery.
- Established, monitored and reviewed individual Key Performance Indicators (KPIs) to drive performance and accountability.
- Planned workforce schedules, managed attendance, overtime, leave and staffing requirements to maintain continuous laboratory operations.
- Processed monthly timesheets and coordinated payroll information for laboratory personnel.
- Administered the Laboratory Quality Management System by maintaining SOPs, work instructions, quality records, supplier MSDS and controlled documentation in compliance with GLP, GMP, ISO standards and company requirements.
- Controlled laboratory inventories, including chemicals, consumables, glassware and equipment.
- Coordinated the calibration, verification, maintenance and service schedules of laboratory instruments to ensure reliable analytical performance.
- Procured laboratory materials and equipment to support uninterrupted testing activities.
- Supported internal and external quality audit by preparing documentation, conducting Root Cause Analysis (RCA).
- Evaluated staff competency through observations and performance assessments, identifying training needs while coaching and mentoring laboratory personnel.
- Streamlined laboratory processes and analytical methods to improve efficiency and reduce turnaround times.
- Verified sample integrity, reviewed analytical data for accuracy and communicated results promptly to Production and Quality Management.
- Maintained retention samples and ensured compliance with regulatory, customer and company requirements.
- Ensured accurate recording, review and traceability of laboratory data within the Laboratory Information Management System (LIMS) and controlled quality records.
- Led investigation into laboratory deviations, out-of-specification (OOS) and out-of-trend (OOT) results, implementing corrective actions and preventive measures to improve performance.
- Promoted a safe working environment by enforcing Environment, Safety and Quality (EHSQ) requirements, PPE compliance, chemical handling procedures and 5S workplace standards.
Laboratory Chemist / Laboratory Analyst - Innovative Water Care (Solenis SA Holdings)
(2015-05 - 2022-06)
- Perform raw material-, in process- and final product analysis according to sampling schedule and utilizing the approved method of analysis,
- Ensure that all routine samples according to sample schedule are analyzed, within allocated time frame.
- Ensure that all tasks receive the required focus.
- Apply concepts of gravimetric and titration methods.
- Ensure sample integrity is maintained throughout the preparation and testing process.
- Ensure accurate calculation of analytical results.
- Accurate recording & prompt reporting of results into the LIMS & paper based quality control sheet & ensuring that light system is activated to indicate product status to Production
- Communicate to the Supervisor/Quality Manager if any deviations occur
- Maintain retention samples as required.
- Maintenance and cleaning of laboratory glassware, equipment & work area (using 5S)
- Perform all special analysis deemed necessary from day to day to assist in plant operations.
- Maintain all relevant aspects of the Quality Management System.
- Comply with all relevant Environmental, Health and Safety policies, procedures and practices.
Lab Analyst - Sasol Operations
(2014-04 - 2015-04)
- Conducted quality testing using gravimetric, titration, and chromatographic methods.
- Applied Good Laboratory Practice (GLP) and ISO compliance procedures in analytical work.
- Performed data interpretation and supported deviation investigations and safety inspections.
QC Lab Analyst - Colgate Palmolive South Africa
(2012-08 - 2014-03)
- Developed laboratory sampling, retention, and testing programs for raw materials and finished products.
- Performed routine analysis using HPLC, GC-FID, NMR, and potentiometric titration methods.
- Supported calibration, validation, and maintenance of laboratory equipment to ensure analytical accuracy.
Senior Laboratory Technician - Anglo American Research
(2011-08 - 2011-12)
- Conducted elemental analysis using ICP, HPLC, and XRF instruments.
- Handled sample preparation, data logging, and results reporting via STARLIMS.
Laboratory Operator - ALS Chemex Minerals
(2011-03 - 2011-08)
- Performed multi-method sample digestion using hazardous reagents (HF, HCl, HNO3, and HClO4).
- Trained new laboratory staff in digestion techniques and sample management.
Chemistry Trainee (In-service Training) - Rustenburg Platinum Mine Amandelbult – Assay Lab
(2009-07 - 2009-12)
- Conducted analysis for COD, TSS, TDS, and Fire Assay sample preparation for XRF analysis.
Trainee (Vacation Work) - Rustenburg Base Metal Refinery (RBMR – Anglo Platinum)
(2008-11 - 2009-01)
- Worked with UV, AAS, and ICP instruments for quality analysis and testing.
Education
Bachelor of Technology (B-Tech) - Chemistry - Tshwane University of Technology (2010)
National Diploma - Analytical Chemistry - University of Johannesburg (2009)
Matriculation (Distinctions in Biology and Mathematics) - Falesizwe Senior Secondary School (2001)
