# PT Amman Mineral Internasional Careers: Join a Premier Global Energy and Mining Leader
Finding a career that combines professional growth with a commitment to environmental stewardship and operational excellence is rare in today's industrial landscape. PT Amman Mineral Internasional (AMMAN) offers exactly this balance, operating as the second-largest copper and gold mining enterprise in Indonesia. Managing the world-class Batu Hijau mine on Sumbawa Island, the company is recognized for its adherence to top-tier international standards in corporate governance, environmental preservation, and social responsibility.
Driven by a transformative vision to build a lasting, positive legacy, AMMAN consistently pursues operational breakthroughs. By maximizing cost efficiencies and maintaining rigorous financial discipline, the organization remains highly resilient across all market cycles, securing its position as a sustainable industry leader.
To support its rapid industrial expansion, AMMAN is currently seeking highly motivated and skilled professionals to join its world-class team across several key operational departments.
## Technical and Operational Career Opportunities at PT Amman Mineral Internasional
A. Smelter Plant Division
The Smelter Plant is at the heart of AMMAN's downstream processing operations. The company is recruiting specialized engineering, metallurgical, and technical talent to ensure seamless production cycles and optimal plant performance.
Open Positions:
* Senior Engineer – Steam Systems & Utilities
* Metallurgist – Metal Accounting
* Specialist – PI System
* Supervisor Refractory – Anode Plant / Precious Metal Refinery
* Supervisor Refractory – Flash Smelting Furnace (FSF) / Flash Converting Furnace (FCF) (Shift-based)
* Metallurgist – Production Planning
* Supervisor – Powerhouse and Utilities
* Lead Tapper & Tapper – Flash Smelting Furnace (FSF)
* Lead Tapper & Tapper – Flash Converting Furnace (FCF)
* Metallurgist Engineer
* Operator – FSF, FCF, & Anode Furnace
* Senior Operator – Powerhouse
* Operator – Utilities
* Control Room Operator – Anode Furnace, Flash Smelting Furnace (FSF), Powerhouse, and Utilities
Candidate Requirements:
* A formal academic degree (Bachelor’s, Diploma, or recognized Technical Trade Certificate) in a relevant engineering or science field.
* A minimum of 2 to 10 years of hands-on professional experience within heavy industries such as mining, mineral processing, smelting, petrochemicals, oil and gas, cement manufacturing, or renewable energy.
* Strong English communication skills and advanced computer literacy are highly preferred.
* Willingness to work on a rotational roster schedule.
* A comprehensive technical understanding of mining processes, mineral refinement, and industrial safety protocols.
* For specific operator and trade roles, a minimum of a high school diploma with extensive practical experience is required.
B. Precious Metal Refinery (PMR), Electro Refinery, & Laboratory
This division focuses on high-precision refining and quality assurance, utilizing state-of-the-art laboratory systems to verify and maximize product purity.
Open Positions:
* Supervisor – Electro Refinery (Shift-based)
* Supervisor – PMR (Shift-based)
* Supervisor – PMR (Day-based)
* Specialist – PMR (Day-based)
* Operator – PMR (Shift-based)
* Senior Operator – PMR (Shift-based)
* Helipad Ground Staff (Shift-based)
* Superintendent – Central Laboratory
Candidate Requirements:
* A relevant Bachelor’s degree, Associate Diploma, or specialized Technical Trade Certification in chemical engineering, chemistry, metallurgy, or a related discipline.
* Between 2 to 10 years of direct work experience in a refinery, laboratory, mineral processing, or related heavy industrial environment.
* Proficiency in written and spoken English, alongside strong digital and data literacy.
* Flexibility to adapt to shift-based work and standard rotational rosters.
* Deep technical knowledge of metal extraction, laboratory safety standards, and analytical chemistry.
C. Mechanical, Electrical, & Instrumentation Division
To maintain uninterrupted operations, AMMAN relies on robust engineering support. This division oversees critical maintenance, plant automation, power distribution, and instrumentation accuracy.
Open Positions:
* Superintendent – Mechanical Maintenance
* Senior Supervisor – Mechanical Maintenance
* Senior Supervisor – Mechanical Maintenance Planning
* Specialist – Mechanical
* Superintendent Instrumentation – SAP/Utilities/Slag Concentrator
* Senior Supervisor Instrumentation (Shift-based)
* Field Engineer Instrumentation (Day & Shift-based)
* Manager – Electrical
* Superintendent Electrical – ER / PMR / Substation
* Superintendent Electrical – SAP / Utilities / Slag Concentrator
* Senior Supervisor Electrical
* Specialist Electrical
* Field Engineer Electrical (Day & Shift-based)
Candidate Requirements:
* An academic degree (Bachelor’s, Diploma, or Trade Certification) in Mechanical, Electrical, or Instrumentation Engineering.
* At least 2 to 10 years of professional experience managing complex electrical systems, mechanical maintenance, or plant automation.
* Excellent problem-solving capabilities, high computer literacy, and strong English communication skills.
* Willingness to work within a dynamic, roster-based schedule.
* In-depth familiarity with asset management systems (such as SAP), automation systems, and high-voltage power grids.
D. Gas Cleaning Plant (GCP), Sulphuric Acid Plant (SAP), & Slag Concentrator (SC)
This segment is vital for both environmental compliance and byproduct optimization, focusing on emissions control, byproduct processing, and sustainable waste management.
Open Positions:
* Field Technician – GCP & SAP (Shift-based)
* Senior Supervisor – SC Technical Cell
* Metallurgist Technical Cell – Slag Concentrator
* Senior Supervisor – Slag Concentrator (Day & Shift-based)
* Senior Supervisor – Effluent Treatment Plant (ETP) (Day-based)
* Senior Field Technician – ETP (Shift-based)
* Field Technician – Slag Concentrator (Shift-based)
* Field Operator – ETP (Shift-based)
* Field Engineer – Slag Concentrator (Shift-based)
* Control Room Engineer – Slag Concentrator (Shift-based)
Candidate Requirements:
* A relevant degree, diploma, or technical qualification in environmental engineering, chemical engineering, metallurgy, or a related field.
* A minimum of 2 to 10 years of experience in industrial water treatment, gas processing, acid manufacturing, or slag processing.
* Solid English communication capabilities and computer competency.
* Adaptability to rostered work schedules, including night shifts where necessary.
* A profound understanding of environmental safety regulations, chemical handling, and closed-loop process monitoring.
## Why Choose a Career with AMMAN?
Working with PT Amman Mineral Internasional means joining an progressive organization that prioritizes human capital development. Employees are equipped with advanced tools, continuous training, and competitive compensation packages designed to foster long-term career growth. By joining this pioneering team, professionals directly contribute to responsible mining practices that set new standards on both a national and global scale.