Lakas Poncatara

Experience

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  Universitas Pembangunan Nasional Veteran Yogyakarta

  Jul 2014 - Dec 2016

  Analyzed the slope stability using both primary and secondary data of a coal mine using the limitequilibrium as its numerical method (Rocscience Slide) in BEK coal project Kutai Barat, EastKalimantan. Provided the practical course in MS&C laboratory to students that were being sued to understandand practice how to design the mine plan project using Mine Software. Assist the academic activity at mapping laboratory, which is supervised the student to use the GISsoftware.

  • Assistant Project

    Jan 2016 - Dec 2016

  • Lab Assist Mine Simulation & Computation laboratory

    Jun 2014 - Dec 2016

  • Lab Assist Mapping Laboratory

    Jul 2014 - Dec 2014
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  PT Agung Bara Cemerlang

  Dec 2015 - Mar 2016

  Internship Program
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  Institut Teknologi Nasional (ITN) Yogyakarta

  Jun 2016 - Jun 2017

  Assistant Lecturer

  1. Supervised and give the practical guidelines on mining class to guide the students on mine plandesign. 2. Lead the field excursion to collect the raw data for mining project

• 

  Vyntech Training Center

  Oct 2016 - Mar 2017

  Professional Trainer

  Train the participants and guide the practical use to generate and interprete the geological andtopographical maps using ArcGIS software.

• 

  Weda Bay Nickel

  Jun 2023 - now

  Mine Engineer

  • Responsible for reporting Short Term SPT and conducting data reconciliation betweenmodels, Run-of-Mine (ROM), and plant feeders, as well as preparing and presentingcomprehensive weekly and monthly progress reports to support 3MRP by comparingexisting plans with actual conditions, identifying deviations, and providing actionableinsights to ensure alignment and continuous improvement.• Conducted periodic reserve estimations to serve as a basis for long-term mine planning• Optimized block models to ensure target plans align more closely with realistic scenarios• Analyzed short-term mine plans to adjust parameters for better alignment with actualconditions used in long-term plans.• Designed final pit layouts, including platforms and supporting facilities, consideringgeotechnical and hydrological aspects.• Created production schedules and simulations for mine planning throughout the mine'slifespan.• Developed mine reclamation and closure plans as a basis for AMDAL documents and othergovernment permits.• Provided technical support for life-of-mine planning, ensuring reserve calculations andextraction methods aligned with long-term economic and environmental sustainabilitygoals.• Gathered supporting data and prepared government-required documentation, such asQuarterly Reports, AMDAL, Reclamation 5 years plan, Feasibilty Studies, and more.• Collaborated with cross-functional teams (e.g., geologists, environmental engineers, andfinancial analysts) to update reserve estimates and adjust mining strategies to optimizeoperational performance.• Contributed to drafting and improving SOPs for the Mining Engineer Department incompliance with ESDM standards and in collaboration with ERAMET expatriates.• Ensuring implementation and supervising of HSE and Risk aspect proceed to achieve thetarget of production with zero harm Show less