Laboratory Officer - A*STAR (AMPL)
(2025-07 - 2026-01)
- Daily temperature recording of refrigerators, freezers, ovens
- pH meter calibration
- Tissue trimming
- Paraffin embedding
- Cryo embedding
- Cryotomy
- Microtomy
- Immunohistochemistry
- Special staining
- H&E staining
- Cover-slipping
- Maintenance and calibration of equipment
Research Assistant - Hwa Chong Institute
(2025-02 - 2025-07)
- Assisted in conducting scientific experiments and investigations under the guidance of lecturers and researchers.
- Prepared laboratory setups, including calibration and maintenance of lab equipment (e.g., spectrophotometers, microscopes, balances).
- Supported data collection, entry, and analysis for student research projects and school science initiatives.
- Maintained cleanliness and organization of lab spaces, ensuring safety compliance and proper chemical storage.
- Prepared reagents, buffers, and standard solutions according to lab protocols.
- Monitored laboratory inventory and assisted in procurement of consumables and supplies.
- Provided technical support to students during practical lessons, helping them understand lab procedures and use of instruments.
- Documented experimental results and contributed to report writing and presentation preparation.
- Ensured adherence to safety protocols and proper disposal of biological and chemical waste.
- Assisted in the planning and execution of science fairs, workshops, and inter-school competitions.
QA/Microbiologist - ICM Pharma
(2023-06 - 2025-01)
- Conducted routine microbiological testing on raw materials, in-process samples, and finished products to ensure compliance with regulatory standards.
- Performed environmental monitoring (air, surfaces, personnel) in cleanroom and laboratory settings.
- Executed and documented sterilization validation, including media fills and bioburden testing.
- Reviewed and approved batch manufacturing records, lab results, and deviation reports in line with QA protocols.
- Investigated out-of-specification (OOS) and out-of-trend (OOT) results, ensuring timely root cause analysis and CAPA implementation.
- Maintained and calibrated laboratory instruments according to SOPs and manufacturer specifications.
- Ensured adherence to GMP, GLP, and ISO standards in all laboratory operations and documentation.
- Participated in internal and external audits, including preparation of audit responses and documentation review.
- Supported quality control by developing and updating microbiological testing protocols and risk assessments.
- Prepared detailed technical reports, including microbiological trends and environmental monitoring data.
- Performed routine analysis following methods such as APHA, ISO, or local regulatory standards.
- Maintained accurate records of sample logging, test results, and quality control checks.
- Prepared and sterilized media, reagents, and sampling equipment used in microbiological testing.
- Analyzed food samples for pathogens such as Salmonella, Listeria, and Staphylococcus aureus, and indicators like total plate count and yeast/mold.
- Prepared serial dilutions, plating, incubation, and colony counting using pour/spread/plate methods.
- Ensured compliance with ISO 17025, HACCP, and food safety standards in all lab activities.
- Performed quality control on media and reagents; documented batch records and result logs.
- Prepared, sterilized, and quality-tested culture media (broth, agar) according to SOPs and QC requirements.
- Performed pH checks, sterility testing, and growth promotion tests on each batch of media.
- Managed inventory of raw materials, media components, and lab consumables.
- Operated and maintained autoclaves, media preparators, and dispensing systems.
Lab Technician - Setsco Services
(2020-06 - 2023-04)
- Performed routine analysis following methods such as APHA, ISO, or local regulatory standards.
- Maintained accurate records of sample logging, test results, and quality control checks.
- Prepared and sterilized media, reagents, and sampling equipment used in microbiological testing.
- Analyzed food samples for pathogens such as Salmonella, Listeria, and Staphylococcus aureus, and indicators like total plate count and yeast/mold.
- Prepared serial dilutions, plating, incubation, and colony counting using pour/spread/plate methods.
- Ensured compliance with ISO 17025, HACCP, and food safety standards in all lab activities.
- Performed quality control on media and reagents; documented batch records and result logs.
- Prepared, sterilized, and quality-tested culture media (broth, agar) according to SOPs and QC requirements.
- Performed pH checks, sterility testing, and growth promotion tests on each batch of media.
- Managed inventory of raw materials, media components, and lab consumables.
- Operated and maintained autoclaves, media preparators, and dispensing systems.
