RESOURCE DEV SR PROJECT GEOLOGIST

Archi Indonesia; Pinenek; On-site; IDR 240,000,000 - 420,000,000; Full time

Job summary

Archi Indonesia is seeking a Senior Geologist to support mine resource development and provide geological interpretation and reporting in line with LOM plans. You will collaborate with geology, project teams, and stakeholders to ensure robust resource estimation and compliant practices.

The ideal candidate has a Bachelor’s in Geology, 5–8 years in mining geology (underground or open pit), and hands-on experience with geological modelling, pXRF data, and industry software applications.

Qualifications

• Bachelor’s Degree in Geology is required.
• 5–8 years of professional mining geology experience, underground or open pit preferred.
• Experience with geological modelling, resource estimation, and mineral resource development.
• Familiarity with pXRF equipment and field data collection is advantageous.

Responsibilities

• Implement and ensure HSE standards across all operational activities.
• Support execution of Resource Development programs per mine strategy and LOM plan.
• Conduct geological interpretation, modelling, drill targeting, and data management.
• Plan and monitor RC and DD drilling to support resource estimation.
• Collaborate with geology, project teams, and stakeholders on modelling and evaluations.
• Prepare geological reports, reconciliations, and technical documentation.

Skills

Geology

Resource estimation

Geological modelling

Data analysis

Communication

Education

Bachelor’s Degree in Geology

Tools

Micromine

Leapfrog

Surpac

acQuire

pXRF

Microsoft Excel

Job description

Duties

• Implement and ensure compliance with Health, Safety, and Environment (HSE) standards across all operational activities.
• Support the execution of Resource Development programs in line with the mine resource development strategy and Life of Mine (LOM) production plan.
• Conduct geological interpretation, geological modelling, drill targeting, and geological data management, including data collection, processing, and analysis.
• Plan, coordinate, and monitor Reverse Circulation (RC) and Diamond Drilling (DD) programs to support resource estimation in accordance with applicable resource classification standards.
• Collaborate with the geology team, project team, and corporate stakeholders in geological modelling, resource estimation, and technical evaluations.
• Conduct geological studies, resource evaluations, and technical analyses to provide recommendations for mine resource development.
• Prepare geological reports, reconciliation reports, technical documentation, and presentations to support evaluation and decision-making processes.
• Provide technical guidance and share knowledge with junior geology team members.
• Perform any other duties as assigned.

Requirements

• Bachelor’s Degree in Geology.
• Minimum 5–8 years of professional experience in mining geology, including experience in Underground mining operations and/or Open Pit.
• Proven experience in geological modelling, resource estimation, and mineral resource development.
• Knowledge of resource estimation techniques for both Underground mining operations and Open Pit is an advantage.
• Good verbal and written communication skills in both Bahasa Indonesia and English.
• Proficient in Microsoft Office applications, particularly Microsoft Excel.
• Experience with mining and geological software such as Micromine, Leapfrog, and/or Surpac.
• Familiarity with geological database systems, particularly acQuire.
• Experience in using Portable X-Ray Fluorescence (pXRF) equipment, as well as field data collection, validation, and management.
• Awareness of company safety and environmental standards.