Karla Karmala

Experience

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  Laboratorium Fisika Terapan FT UNTIRTA

  May 2017 - Jul 2019

  Physics Laboratory Assistant

  Applied Physics Laboratory facilitates physics practicum activities (mechanics, electronics, thermodynamics, wave physics, and optics) at the Faculty of Engineering, Universitas Sultan Ageng Tirtayasa.• Instructed experiment procedures for 8-16 students per week.• Planned timelines for laboratory activities for 500+ students, developed and revised 12 modules, and established standardized technical parameters within the Division of Experiment.• Designed recruitment strategies and provided mentoring for a team of 9 co-assistants. Show less

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  PT. Pindad (Persero)

  Jan 2018 - Feb 2018

  Quality Control Intern

  PT Pindad (Persero) is an Indonesian state-owned enterprise specializing in the manufacturing of military and defense products. I completed an internship in the Forging, Casting, and Railway Equipment Division.• Observed the Disamatic process (capacity of 200 moldings/hour) for cast iron railway components.• Performed quality control inspections at 6 production stages to meet industry standards.• Conducted failure analysis investigations to identify and address 4 casting defects.

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  Advanced Materials and Tomography Laboratory, Universitas Sultan Ageng Tirtayasa

  Aug 2018 - Sept 2019

  Materials Science Research Assistant

  Advanced Materials and Tomography Laboratory is a research facility focused on advanced materials (using zinc oxide and graphene semiconductors as sensor materials) and tomography technology (Electrical Capacitance Volume Tomography and Magnetic Induction Tomography). • Optimized the flexible ZnO-Ag semiconductor sensor for detecting ethylene gas, resulting in a 3x improvement in sensor performance.• Conducted supplier research and procured laboratory equipment, achieving a 15% cost reduction.• Provided daily reports on research activities and supported administrative tasks actively. Show less

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  CTech Labs

  Jan 2019 - Sept 2019

  Visiting Researcher

  CTech Laboratories EdWar Technology is a research institute based on sensor and tomographic technology. It has successfully developed low-level energy source diagnostic modalities for medicine, geophysics, NDT, and industrial processes.• Presented weekly research progress updates in concise 5-minute presentations, effectively communicating key findings and outcomes.• Utilized data analysis to develop innovative solutions, resolving 5+ complex research problems.

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  PT Adhi Tobelweg Mining

  Oct 2020 - Nov 2024

  Metallurgical Engineer

  PT Adhi Tobelweg Mining primarily engages in consulting, scientific research, and providing integrated laboratory services for the mining and mineral processing industries.• Characterized material properties with 7+ methods to optimize production processes.• Executed metallurgical tests on 10 metals per Society of Mining, Metallurgical, and Exploration guidelines and safety standards to ensure the product meets industry requirements.• Analyzed issues and enhanced metallurgical processing technologies, reducing costs by 29%.• Scheduled production and estimated costs with risk assessment, ensuring 90%+ recovery rate through quality control in mineral processing and extraction using mass and water balance calculations.• Managed project contracts and resources, and coordinated with on-site teams in 5 provinces.• Led cross-functional teams to resolve metallurgical issues, resulting in a 39% cost savings.• Authored 40+ technical reports and 30+ presentations for multinational clients. Show less

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  Molycop

  Dec 2024 - now

  Molycop Indonesia (PT Commonwealth Steel Indonesia) operates a manufacturing facility specializing in grinding ball media production and is currently enhancing its capabilities with high-chromium products at its new plant in Cikande.• Leading QC for Hi-Cr Steel Balls• Overseeing testing and reporting activities• Conducting research and development for casting products• Managing QC personnel and equipment• Coordinating with other QC teams

  • Foundry Technical Leader

    Mar 2025 - now

  • Quality & Method Leader

    Dec 2024 - Jul 2025