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Yeremi Cavin Purba
Looking for a jobLaboratory Assistant, Ceramic Materials
Materials and metallurgical engineering graduate with INALUM smelting experience and research on MXene for supercapacitors.
IndonesiaLaboratory Assistant, Ceramic Materials at Institut Teknologi Sepuluh Nopember (ITS)
Experience
Laboratory Assistant, Ceramic Materials
Prepared ceramic and glass batches and supported melting, cooling, and sintering activities. Assisted with material characterization and evaluation of density, porosity, and mechanical properties.
Ceramic ProcessingSinteringMaterial CharacterizationDensity TestingPorosity TestingMechanical Testing
Mechanical Workshop Intern
Compared GTAW filler metal options for SS410 gas turbine compressor blade repair and assessed weld metal composition using chromium and nickel equivalents. Developed a 14-step repair control process scheme covering welding procedures and heat treatment considerations.
GTAWWelding And MetallurgySchaeffler DiagramDilution CalculationsProcess Development
Director of Human Resource
Led a team of 10 members in managing human resource programs, team coordination, and performance evaluation. Coordinated recruitment and selection processes involving more than 100 staff candidates.
Team LeadershipRecruitmentPerformance EvaluationHR Management
Laboratory Assistant, Heat Treatment
Guided laboratory testing of steel grades including normalizing, quenching, hardness testing, and Jominy end-quench testing. Applied ASTM standards for hardness testing, hardenability assessment, and metallographic preparation.
Heat TreatmentHardness TestingJominy End Quench TestingMetallurgyASTM
Smelter Reduction Operation Intern
Observed Hall-Héroult reduction cell operations and investigated ramming paste cracking during baking by evaluating material parameters. Assessed corrective measures involving heating rate control and paste density to improve lining integrity.
SmeltingHall Héroult ProcessMaterials AnalysisRamming PasteProcess Improvement
Staff of Research and Professionalism (RnP)
Supported research and professional development activities related to materials engineering. Assisted in organizing technical programs to enhance members' knowledge and professional competencies.
Research SupportProfessional DevelopmentEvent Organization
Staff of Human Resource
Supported recruitment, member development, and human resource administration. Assisted in coordinating organizational programs and monitoring member participation.
RecruitmentMembership DevelopmentHR AdministrationProgram Coordination
Education
Institut Teknologi Sepuluh Nopember
Pursuing a Bachelor of Materials and Metallurgical Engineering with a GPA of 3.22/4.00. Thesis investigates the effect of urea-to-MXene mass ratio on nitrogen-modified Ti3C2Tx MXene for supercapacitor applications.
Radhiant Academy
Completed Microsoft Excel Fundamentals training covering formulas, IF, and VLOOKUP.
PT Inter Trada Solutrindo
Completed Integrated Management System Training covering ISO 9001, ISO 14001, ISO 45001, and SMK3.
Completed Integrated Management System Training covering ISO 9001, ISO 14001, ISO 45001, and SMK3.
DynEd International
Earned an English Language Certificate at CEFR B1 level.
Department of Materials and Metallurgical Engineering, FTIRS-ITS
Completed First Aid Training as a participant.
Department of Materials and Metallurgical Engineering, FTIRS-ITS
Completed Laboratory Safety Training as a participant.