Rayan Jarjes
Experienced Chemist and Quality Assurance professional with 10+ years of laboratory, biotechnology, cosmetics, pharmaceutical, nutraceutical, medical-device, and manufacturing expe
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About
Experienced Chemist and Quality Assurance professional with 10+ years of laboratory, biotechnology, cosmetics, pharmaceutical, nutraceutical, medical-device, and manufacturing experience. Strong background in analytical chemistry, QC/QA, GMP/cGMP, GLP, laboratory testing, stability studies, SOPs, OOS investigations, technical documentation, and process improvement. Returning to the workforce with a strong commitment to reliability, quality, safety, and professional growth.
Experience
Chemist - Marlyn Nutraceutical Inc. - Tempe, Arizona
(2018-10 - 2019-06)
- Prepared chemical reagents, buffers, standards, and laboratory solutions.
- Tested raw materials, in-process samples, and finished products according to established SOPs.
- Performed analytical testing in GMP/GLP laboratory environments and accurately documented results.
- Assisted with OOS investigations and quality-improvement activities.
- Operated UV/Vis, FT-IR, Karl Fischer, pH meters, dissolution testers, viscometers, centrifuges, and analytical balances.
Chemist - Syntron Bio Research - United States
(2016-08 - 2018-10)
- Prepared laboratory buffers, reagents, standards, and samples for analysis.
- Performed analytical testing and product characterization.
- Maintained SOPs, laboratory records, and validation documentation.
- Supported manufacturing investigations and quality-related activities.
QA Technician - Clarity Design Inc. - United States
(2015-10 - 2016-08)
- Inspected electronic medical devices for quality and compliance.
- Documented inspection results and verified products against established specifications and procedures.
- Supported continuous quality and process-improvement activities.
Chemist - Hamol Company for Cosmetics - Syria
(2008-04 - 2012-08)
- Performed quality-control testing of cosmetic raw materials and finished products.
- Conducted GC, FT-IR, Karl Fischer, pH, and viscosity analyses.
- Assisted with product formulation and stability studies.
- Maintained GMP laboratory records and supported manufacturing and quality-control operations.
Chemist - Oubari Pharmaceutical Company - Aleppo, Syria
(2006-03 - 2008-04)
- Performed pharmaceutical quality-control testing.
- Prepared reagents, standards, buffers, and samples for laboratory analysis.
- Conducted assay, dissolution, disintegration, and stability testing.
- Operated UV/Vis, FT-IR, GC, and analytical balances.
- Maintained accurate GMP/GLP laboratory documentation.
Education
Bachelor of Science - Chemistry - University of Mosul, College of Science (1997)
