Vuyolwethu Majikijela
Port Elizabeth
Summary
A competent and qualified analytical chemistry graduate with almost 2 years of experience as a LIMS administrator. Configured different workflows in Labware 8 such as environmental monitoring, stability protocols, lot management etc. Possess a strong background and expertise in analytical chemistry techniques such as chromatography, spectroscopy, and titration methods with a success rate of 90% in developing new methods for analyzing complex samples
Overview
7
7
years of professional experience
1
1
Certification
Work History
Quality Control LIMS Administrator
Fresenius Kabi
Port Elizabeth, Eastern Cape
05.2023 - 12.2024
- Analyzed troubleshooting data within LIMS which resulted in an increase in accuracy while improving overall operational workflows by 90%
- Led collaborative efforts with Quality Assurance (QA) and Quality Control (QC) teams to update technical specifications, thereby minimizing data discrepancies, resulting in a 20% increase in overall data accuracy
- Configured analytical tests such as Assay, Reducing Sugars, Stability Tests, HPLC, and ecosystem in LIMS as per EP, USP, and BP pharmacopoeia
- Created master data such as item codes, sample plans, product specifications, inventory data and instruments to generate a Certificate of analysis (CoA) for end-users
- Maintained global documentation related to the systems in scope (e.g
- SOPs, WIs, user guides, etc) for laboratory operational support
- Initiated and completed change control and master data modification requests
- Reviewed and analyzed Product Quality Reviews (PQRs) by verifying statistical values (P-tests and QSTAT), to update control limits in LIMS ensuring quality trends and regulatory compliance
Research and Development Chemist
Human Sciences Research Council
Port Elizabeth, Eastern Cape
09.2019 - 08.2021
- Optimized HPLC, GC, and TLC methods for the analysis of nanoparticles, and reduced run times by 20%
- Administrated logistics of distributing reagents, solutions, glassware and gas cylinders to 50+ students, reducing setup time by 40% and increasing student satisfaction by 25%
- Researched and developed methods for the reduction of sulfur compounds in diesel fuel
- Collaborated with the R&D team to characterize nanoparticles by use of GC, HPLC, FTIR, ICP, flame photometer and UV/VIS
- Extracted sulphur compounds from diesel by solid-phase extraction technique using iron oxide nanoparticles as selective sorbents
- Performed stability tests such as related substances, assay and dissolution to monitor product performance
- Assessed the certification and calibration of specialized laboratory equipment, resulting in the successful completion of 3 major projects and prevention of defects/ faulty equipment
Chemical Analyst Graduate Intern
Willard Batteries
Port Elizabeth, Eastern Cape
05.2018 - 04.2019
- Tested daily water samples with pH meter, recorded analysis results on a logbook and maintained a compliance record of 100% for 12 consecutive months
- Performed routine and non-routine analysis of components, raw materials, in-process samples, and final product as per customer requirements
- Conducted OOS investigations to determine root causes and implement corrective actions, improving process product quality for 50+ samples tested monthly
- Conducted qualitative and quantitative analysis and ensured compliance to ISO 17025 and SANAS
- Tested lead alloy metals by use of XRF, FTIR and AA spectroscopy according to standard operating procedures (SOPs)
- Executed housekeeping by adhering to industry quality and regulatory requirements such as safe handling, proper storage and waste disposal of lab chemicals
Education
Advanced Diploma - Analytical Chemistry
Nelson Mandela University
04.2018
Skills
- Laboratory Information Management System (LIMS)
- Calibration and Verification of Laboratory Equipment
- Customer Service
- Project Management
Operation and Maintenance of HPLC, FTIR, UV-VIS
- Good Manufacturing Practices (cGMP)
- Equipment Integration in LIMS
- Knowledge of Enterprise Resource Planning (ERP) software
- Knowledge of Pharmaceutical Manufacturing Processes
Certification
- Labware LIMS Training, Fresenius-Kabi
- ISO 9001: Quality Management System, Alison
Timeline
Quality Control LIMS Administrator
Fresenius Kabi
05.2023 - 12.2024
Research and Development Chemist
Human Sciences Research Council
09.2019 - 08.2021
Chemical Analyst Graduate Intern
Willard Batteries
05.2018 - 04.2019
Advanced Diploma - Analytical Chemistry
Nelson Mandela University