Lead Hydrology Engineer - Underground Mining Operations

PT Freeport Indonesia Inc.; Tangerang; Hybrid; IDR 180,000,000 - 320,000,000; Full time

Job summary

PT Freeport Indonesia Inc. is seeking a Geo Engineering - Eng., UG Hydrology specialist to supervise hydrology programs for underground block cave mining. You will oversee surface water, groundwater, and mine water systems, assess risks, and support safe operations.

Responsibilities include field supervision, data QA/QC, analysis of piezometer and water quality data, and coordination with Operations, Engineering, and Contractors. English proficiency and strong teamwork are essential.

Qualifications

• S1 Degree in Geology or Mine Engineering with hydrology/hydrogeology experience in underground mining.
• S2 in hydrogeology or groundwater engineering is preferable.

Responsibilities

• Lead safety practices in hydrology field activities and ensure compliance with standards.
• Supervise hydrology field activities: monitoring, sampling, data collection, and reporting.
• Interpret data from piezometers, flowmeters, pumping, and water quality datasets; QA/QC of hydrology data.

Skills

Hydrology

Hydrogeology

Data analysis

Excel

PowerBI/Tableau (adv)

VULCAN

MINESIGHT

AutoCAD

Microsoft Office

English (written)

Education

Geology or Mine Engineering (S1)

Hydrogeology or groundwater engineering (S2) prefered

Tools

VULCAN

MINESIGHT

AutoCAD

Microsoft Office

Job description

PT Freeport Indonesia Inc. is seeking a Geo Engineering - Eng., UG Hydrology specialist to supervise hydrology programs for underground block cave mining. You will oversee surface water, groundwater, and mine water systems, assess risks, and support safe operations.

Responsibilities include field supervision, data QA/QC, analysis of piezometer and water quality data, and coordination with Operations, Engineering, and Contractors. English proficiency and strong teamwork are essential.