Underground Hydrology Engineer – Field Oversight & Analytics

PT Freeport Indonesia Inc.; Tangerang; Hybrid; IDR 180,000,000 - 360,000,000; Full time

Job summary

PT Freeport Indonesia Inc. is seeking a Geo Engineering - Eng., UG Hydrology professional to supervise hydrology programs for underground block cave mining operations.

You will evaluate surface water, groundwater, and mine water systems to identify risks and support safe mining conditions. Responsibilities include leading safety in hydrology field activities, coordinating data collection, analyzing piezometer and water quality data, and delivering technical recommendations to stakeholders.

Qualifications

• S1 degree in Geology or Mine Engineering with ≥2 years in Hydrology/Hydrogeology.
• S2 in hydrogeology or groundwater engineering preferable.
• Underground mining experience is advantageous.
• Strong data analysis and reporting skills.

Responsibilities

• Lead and reinforce safety practices in hydrology field activities.
• Coordinate field programs and ensure compliance with standards.
• Interpret piezometer, flowmeter, pumping, and water quality data.
• QA/QC hydrology data to ensure reliable datasets for analysis.
• Prepare and review hydrology reports for stakeholders.
• Coach and supervise technicians in daily hydrology activities.

Skills

Leadership

Project Management

Analytical Thinking

Self-motivated

Team oriented

Education

Bachelor's degree Geology or Mine Engineering

2+ years Hydrology/Hydrogeology

Master's in hydrogeology (preferred)

Tools

VULCAN

MINESIGHT

AutoCAD

Microsoft Office

Job description

PT Freeport Indonesia Inc. is seeking a Geo Engineering - Eng., UG Hydrology professional to supervise hydrology programs for underground block cave mining operations.

You will evaluate surface water, groundwater, and mine water systems to identify risks and support safe mining conditions. Responsibilities include leading safety in hydrology field activities, coordinating data collection, analyzing piezometer and water quality data, and delivering technical recommendations to stakeholders.