MTLH/VIII/26

PT Archi Indonesia Tbk; Indonesia; On-site; IDR 167,400,000 - 279,000,000; Full time

Job summary

PT Archi Indonesia Tbk is seeking a Metallurgy Laboratory Supervisor to coordinate daily lab activities, supervise technicians, and ensure safe, accurate testwork and timely reporting. The role provides technical support to Operations and requires strong leadership and lab experience, with a focus on gold processing operations.

Ideal candidates have 2+ years in mineral processing, proficiency in sampling, analysis, and metallurgical testing, and strong English and Bahasa Indonesia communication

Qualifications

• Minimum 2 years of experience in mineral processing with exposure to gold processing.
• Experience in metallurgical laboratory activities, sampling, analysis and testwork.
• Strong leadership and team coordination abilities.
• Good command of English and Bahasa Indonesia.
• Familiarity with HSE and environmental regulations.

Responsibilities

• Coordinate daily activities in the Metallurgy Laboratory including sampling, preparation, analysis and testwork.
• Supervise Metallurgy Technicians to ensure safety, accuracy and procedural compliance.
• Ensure sample integrity, accuracy of results, and timely reporting to Metallurgy and Operations teams.
• Provide technical support to Operations for process activities and data collection.
• Coordinate use of lab equipment, reagents, and consumables.
• Liaise with the Assay Laboratory on sample submission and results.
• Develop and coordinate metallurgical testwork to support process optimisation.
• Provide training, mentoring, and performance monitoring for Metallurgy Technicians.
• Develop and maintain SOPs, training materials and competency matrices.
• Ensure compliance with safety, environmental standards, housekeeping and company policies.

Skills

Leadership

Team coordination

Problem solving

Time management

Communication

Process improvement

Education

Diploma (D3) or Bachelor’s Degree in Metallurgy or related field

Job description

Duties

• Coordinate daily activities within the Metallurgy Laboratory, including sampling, sample preparation, analysis, and metallurgical testwork.
• Supervise and provide guidance to Metallurgy Technicians to ensure work is carried out safely, accurately, and in accordance with procedures.
• Ensure sample integrity, accuracy of analytical results, and timely reporting to the Metallurgy and Operations teams.
• Provide technical support to Operations in process activities and the collection of metallurgical performance data.
• Coordinate the use of laboratory equipment, reagents, consumables, and other operational requirements.
• Liaise with the Assay Laboratory regarding sample submission and analytical results.
• Conduct and coordinate metallurgical testwork to support process optimisation.
• Provide training, mentoring, and performance monitoring for Metallurgy Technicians.
• Develop and maintain SOPs, training materials, and competency/skill matrices.
• Ensure compliance with safety, environmental standards, housekeeping requirements, and Company policies.
• Perform other assigned duties as needed.

Requirements

• Minimum Diploma (D3) or Bachelor’s Degree (S1) in Metallurgy, Chemical Engineering, Mineral Processing, or a related field.
• Minimum 2 years of experience in mineral processing, with significant exposure to gold processing operations.
• Experience in metallurgical laboratory activities, sampling, analysis, and metallurgical testwork.
• Proven leadership and team coordination skills.
• Previous experience in a gold processing laboratory is an advantage.
• Good command of written and spoken English and Bahasa Indonesia.
• Good understanding of HSE, environmental requirements, SOPs, and statutory regulations.
• Ability to evaluate test results, metallurgical data, and KPIs.
• Strong problem-solving, time management, communication, and process improvement skills.
• Honest, disciplined, proactive, self-motivated, and able to work effectively within a multinational team.
• Willing and ready to be assigned to the Toka Tindung Site.
• Awareness of company safety and environmental standards.