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Quality Assurance Scientist

Design, implement, and manage quality systems in science-based industries — ensuring products, processes, and services consistently meet regulatory, safety, and customer quality standards.

ModerateHigh demand Global career
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Quality assurance (QA) scientists design and manage the systems, processes, and documentation that ensure consistent product quality and regulatory compliance across science-based industries. While quality control (QC) tests individual batches, QA builds the systems that prevent quality failures from occurring in the first place: standard operating procedures, training programmes, document control, audit systems, change management, and supplier qualification. QA scientists work in pharmaceutical manufacturing, food and beverage production, medical device manufacturing, laboratory diagnostics, cosmetics, and biotechnology. Sri Lanka's pharmaceutical manufacturing sector (which includes companies such as CIC Holdings, Hemas, and Norbrook Lanka) requires QA scientists to maintain GMP (Good Manufacturing Practice) compliance and achieve international export certifications. The food sector requires FSSC 22000, BRC, and SQF certification. As Sri Lanka develops its pharmaceutical and high-value food export industries, QA scientists who understand both the technical and regulatory dimensions of quality management are among the most sought-after professionals in the country's manufacturing sector.

What a Quality Assurance Scientist does daily

  • Design and implement quality management systems (QMS) compliant with ISO 9001, ISO 22000, GMP, or GLP
  • Write and maintain standard operating procedures (SOPs), specifications, and master batch records
  • Conduct internal quality audits and prepare for regulatory and customer third-party audits
  • Manage supplier qualification and vendor quality assessment programmes
  • Investigate deviations, non-conformances, and product complaints — conducting root cause analysis
  • Manage change control: evaluating and approving changes to products, processes, and systems
  • Train production, QC, and management staff on quality system requirements
Why this matters: Product quality failures in pharmaceuticals can kill patients; in food they cause illness outbreaks; in medical devices they produce misdiagnosis. QA scientists are the professionals who prevent these failures by building the systems that make consistent quality achievable and verifiable. Sri Lanka's ambition to grow pharmaceutical and food exports depends on maintaining internationally recognised quality certifications — ISO, GMP, BRC, FSSC 22000 — which are gatekeeping requirements for market access.

Step-by-Step Career Roadmap

What to do
  • Research what quality control means in products you use: medicines, food, and electronics
  • Study how a product is made: process flow, raw materials, and inspection steps
  • Learn about food safety incidents: contaminated food recalls and their causes
  • Research what GMP (Good Manufacturing Practice) means and why it matters
  • Conduct a simple quality experiment: measure the consistency of identical products
Key subjects
ScienceMathematicsEnglishICT
Skills to build
Process thinking: understanding inputs, process steps, and outputsMeasurement: accurate observation, recording, and comparisonQuality concepts: specification, tolerance, and non-conformanceDocumentation basics: why records are kept and how to make them accurate
Suggested activities
  • Measure the weight of 20 identical food products and calculate the variation
  • Research a food product recall in Sri Lanka or internationally
  • Research what GMP means for a pharmaceutical factory
  • Draw a process flow diagram for making a simple product
Important notes
  • Quality management is a systems discipline — develop systematic thinking habits early
  • English writing skills are critical: all QA documentation is written in technical English
💡 Backup / alternative options
Food science for more technical product development focusChemistry for laboratory analysis emphasis rather than quality systems
⚠️ Important: Career paths and admission requirements change. Always verify the latest university entrance criteria, professional body requirements, and A/L subject combinations with official sources before making final decisions.