Open To Work
MUELELWA MBANGISENI
Naturena,Gauteng
Summary
Motivated and adaptable Honored Biological Scientist professional with a strong passion for Microbiology and Biochemistry. Enthusiastic about applying theoretical knowledge to real industry environments and contributing to high-quality laboratory production. Demonstrates strong attention to detail, effective communication, and the ability to work both independently and collaboratively. Fully computer literate with proficiency in MS Office, and committed to continuous learning, professional growth, and supporting organizational laboratory safety and quality objectives
Overview
5
5
years of professional experience
Work History
Microbiologist Operation Support
Johannesburg Water
Johannesburg, Gauteng
08.2024 - Current
- Conduct microbiological testing of water samples, including drinking water and wastewater for E. coli and Total coliforms, per Johannesburg Water SOPs and standard methods.
- Perform parasitological/helminth tests, including slide preparation and microscopic examination.
- Perform toxicity hands on training to assess sample toxicity levels and interpret unacceptable water quality results and trends.
- Prepare and sterilize culture media, reagents, and consumables, verifying autoclave cycles for assured sterility.
- Execute daily verifications of room temperature, incubators and balances, documenting results for ISO/IEC 17025 traceability.
- Assist with internal and external audits, nonconformance investigations, SOP updates, and controlled document management.
- Maintain clean microbiology laboratory, manage hazardous waste disposal, sample disposal and enforce SHEQ, GLP, and safety protocols.
- Conducted microbiological analyses on water samples to ensure compliance with health standards.
- Developed and optimized laboratory procedures to enhance testing accuracy and efficiency.
- Collaborated with environmental scientists to assess water quality improvements and contamination sources.
- Trained junior staff on microbiological techniques and laboratory safety protocols.
- Monitored laboratory equipment performance, ensuring proper calibration and maintenance for reliable results.
- Assisted in research initiatives focused on innovative water treatment solutions and microbial risk assessment.
- Implemented quality control measures to maintain consistency in testing methodologies and outcomes.
- Prepared detailed reports on microbiological findings, supporting regulatory compliance and public health initiatives.
- Scheduled and trained technical staff members.
- Reduced contamination risk by maintaining a sterile laboratory environment and adhering to safety protocols.
- Provided technical support for the implementation of cutting-edge molecular diagnostic tools such as PCR analyses.
- Optimized lab workflow by training junior staff members on proper equipment usage, sample handling, and data recording practices.
- Ensured compliance with regulatory standards by maintaining detailed records of laboratory procedures and results.
- Conducted experiments related to cell culture.
- Interpreted research findings and summarized data into reports.
- Designed and executed robust experiments to investigate the effects of various environmental factors on microbial growth patterns.
- Increased accuracy of test results through meticulous attention to detail during data analysis and interpretation.
- Assisted in the development of new laboratory protocols, resulting in increased efficiency and cost savings.
- Assisted in the discovery of novel microorganisms through isolation techniques and advanced molecular biology methods.
- Operated genetic analyzer to sequence DNA.
- Conducted routine environmental monitoring surveys to assess microbial presence in manufacturing facilities, ensuring product safety and quality control.
- Completed melt curve analysis for genotype and bacteria identification.
- Carried out quality control assessments for DNA analysis software.
- Generated dual thermal calibrator used in high resolution DNA melting.
Laboratory Assistant
University of Limpopo
Polokwane, Limpopo
03.2023 - 06.2024
- Maintain sterile laboratory conditions, manage hazardous waste disposal, and upheld housekeeping standards for safe research activities.
- Review undergraduate methodology, laboratory reports and troubleshooting equipment to minimize operational downtime.
- Collaborate with interdisciplinary teams to optimize workflows, enforce safety protocols, and assist with test marking and invigilation.
- Compile experimental reports, summarizing findings for senior staff review and academic documentation.
- Train and mentor students in laboratory techniques, research practices, and HACCP principles under beer production contexts.
- Prepare 20+ weekly samples with meticulous recordkeeping to support undergraduate experiments and improve data retrieval efficiency.
- Polokwane
Laboratory Assistant
University of Venda
Thohoyandou, Limpopo
01.2021 - 12.2021
- Assist lab demonstrators with biochemistry, microbiology, and general biology labs experiments.
- Maintain sterile lab conditions, manage hazardous waste, and upheld housekeeping standards for safe undergraduate practical and research.
- Prepare 20+ weekly samples with precise records to support undergraduate data analysis and reduce processing delays.
- Collaborate with teams to optimize undergraduate lab workflows and enforce safety protocols during practical activities.
- Supervise undergraduate lab sessions, guiding 15-20 students per class through protocols to ensure safe and effective experiment execution.
- Demonstrate core techniques like pipetting, dilution series, and microscopy.
- Conduct daily equipment verifications and quality control on balances and pipettes to ensure accuracy for undergraduate experiments.
- Train and mentor undergraduate students in lab techniques to build their research competencies.
Education
Bachelor of Science (Masters) - Biochemistry
University of Johannesburg
03.2026
Bachelor of Science (Honors) - Microbiology
University of Limpopo
01.2024
Bachelor of Science - Biochemistry and Microbiology
University of Venda
01.2022
National Senior Certificate (Bachelor Pass) - undefined
Denga Tshivhase Secondary School
01.2018
Skills
- Quality auditing
- Product inspection
- Product grading and sorting
- Portion control and batch release
- Non-compliance feedback
- Data capture
- Experimental design and execution
- Data analysis and interpretation
- Sampling
- Food safety and hygiene
- HACCP knowledge
- COAs (Certificates of Analysis)
- Waste reduction
- SOP review and document control
- Project planning and coordination
- Equipment scheduling and maintenance logs
- Internal audits assistance
- RNA sequencing and analysis
- Real-time PCR
- Microbial identification and analysis
- Laboratory analysis
- Method validation
- Sample preparation and sterilization
- Equipment calibration and maintenance
- Laboratory equipment verification
- Laboratory safety and chemical handling
- SHEQ compliance and hazardous waste management
- ISO/IEC 17025 compliance
- Good Laboratory Practice (GLP)
- Good Documentation Practice (GDP)
- Laboratory Information Management Systems (LIMS)
- Risk assessment
- Lab report writing and results presentation
- Quality control (QC) and assurance
- Microsoft Office
Personal Information
- Driving License: Code 10 (C1)
Work Preference
Work Type
Full TimePart TimeContract WorkInternshipLocation Preference
RemoteOn-SiteHybridTimeline
Microbiologist Operation Support
Johannesburg Water
08.2024 - Current
Laboratory Assistant
University of Limpopo
03.2023 - 06.2024
Laboratory Assistant
University of Venda
01.2021 - 12.2021
Bachelor of Science (Masters) - Biochemistry
University of Johannesburg
Bachelor of Science (Honors) - Microbiology
University of Limpopo
Bachelor of Science - Biochemistry and Microbiology
University of Venda
National Senior Certificate (Bachelor Pass) - undefined
Denga Tshivhase Secondary School