Senior Geologist: Nickel Exploration Lead (On-Site)

PT. Excellen Silo Leaching; Sulawesi Tengah; On-site; IDR 700,000,000 - 1,100,000,000; Full time

Job summary

PT. Excellen Silo Leaching in Central Sulawesi seeks a Senior Geologist to lead exploration programmes, interpret geological data, and guide mineral resource estimation.

The role requires nickel laterite expertise, field mapping, logging, data management, and cross-functional collaboration with mining, processing, and regulatory teams. You will mentor junior geologists, develop exploration strategies, assess geological risks, and translate findings into practical mining solutions while upholding

Qualifications

• Bachelor's degree in Geology or Geological Engineering.
• Experience in nickel mining (nickel laterite) is essential.
• 5+ years in mineral exploration with nickel deposits, incl. limonite/saprolite/bedrock; minimum 2 years in senior role.
• Experience with exploration programme design, execution, and data interpretation.

Responsibilities

• Lead and direct geological exploration programmes, including field mapping and sampling; evaluate mineral prospects in nickel mining areas.
• Perform core/rock logging, sampling, and geological interpretation.
• Analyze and interpret geological data to develop and implement exploration strategies aligned with company objectives.
• Manage and interpret geological datasets, including drilling programmes, geochemical analysis, and geophysical surveys to support exploration, mine planning and investment decisions.
• Conduct resource estimation and mineral reserve calculations following Indonesian reporting standards.
• Coordinate with Mining, Exploration, Production, and Smelter teams on ore quality and characteristics.
• Prepare comprehensive geological reports and technical documentation for management and regulators.
• Mentor junior geologists and staff; foster professional development.
• Translate geological insights into practical mining and processing solutions with other teams.
• Assess geological risks and provide mitigation recommendations; ensure safety and efficiency.
• Maintain knowledge of industry trends and regulatory requirements in Indonesia.
• Support feasibility studies with expert input and technical assessments.

Skills

Nickel mining

Geology data interpretation

Field geology

GIS

3D modelling

Leadership

Communication

English fluency

Team management

Problem solving

Education

Bachelor's degree in Geology

Tools

3D modelling software

GIS software

Database management

Job description

PT. Excellen Silo Leaching in Central Sulawesi seeks a Senior Geologist to lead exploration programmes, interpret geological data, and guide mineral resource estimation.

The role requires nickel laterite expertise, field mapping, logging, data management, and cross-functional collaboration with mining, processing, and regulatory teams. You will mentor junior geologists, develop exploration strategies, assess geological risks, and translate findings into practical mining solutions while upholding