Piryashnee Tharmaraja

Experience

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  Jabatan Kimia Malaysia ǀ Department of Chemistry Malaysia

  Jun 2017 - Sept 2017

  Chemist

  1) Conducted an individual research on effects of homogeneity and stability of pesticide standards in samples on the validation of proficiency testing 2) Involved in routine work such as performing quality control test on samples to ensure it meets the required specifications and also prepared QC samples and solutions 3) Trained in calibrating and handling lab instruments such GC-FPD that was used in the analysis. 4) Experienced using MS Excel for statistical data entries and calculations in which I was routinely updating test data and producing test results using Cochran’s Test, ANOVA, Linear Regression and two sample t-tests. 5) Managed to propose a few pesticide standards which are suitable/ unsuitable for proficiency testing with proper reasoning and justification6) Added significant data to the company’s current records and managed to complete it with minimum supervision Show less

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  ALS Life Sciences

  Jan 2018 - Jul 2018

  Chemist

  1) Experience in working with GC-MS to test for volatile compounds in various samples in accordance to ISO17025. 2) Operate gas chromatography- mass spectrometry (GC-MS)3) Prioritize and schedule samples testing to ensure deadline is met2) Present analytical data results in report with clear details of test results and analysis based on chemistry knowledge

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  Carsem

  Aug 2018 - Oct 2022

  Material Development Engineer at Carsem Technology Centre (CTC)

  1) Material sourcing and development• Collaborate effectively and keep dateline with internal and external stakeholders to find new market opportunity, support on technical matters regarding identification, development, and mechanical characterization of new materials (mold compound). Frequently have discussion sessions with semiconductor material supplier. • Monthly update development progress to General Manager and submit presentation package• Lead internal assessments, evaluations, and qualifications on new materials as per product reliability and customer requirements, e.g., AEC Q100, AEC Q006 • Involve in Pilot Line Front-of-line and End-of-Line processes for package assembly and product performance data collection. Subject samples to reliability testing and interpret data obtained. • Plan, design and execute Design-of-Experiment for material and process improvement activities • Setup, handle, and buyoff new technology transfer/compression molding machine2) Lab management • Perform failure analysis of internal and external customer returns to identify root cause of failures via surface profiling and cross-sectioning and provide recommendations for product reliability improvements. • Provide lab support for the quality, yield and cycle time improvement projects utilizing JMP software and statistical analysis. Show less

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  Ams OSRAM

  Jul 2022 - now

  R&D Senior Engineer (Material Development)