Site Supervisor

AHK Group Ltd; Balikpapan; On-site; IDR 167,400,000 - 234,360,000; Full time

Job summary

Alfred H Knight, through its Indonesia entity PT AHK Testing Indonesia, is seeking a Laboratory Supervisor to lead the site laboratory in Balikpapan. You will oversee day-to-day testing, ensure safety, accuracy, and timely turnaround, and optimize workloads while guiding a team of laboratory personnel.

The role requires strong knowledge of analytical techniques, QC/QA, and ISO/IEC 17025, plus fluency in English and Bahasa Indonesia.

Qualifications

• Advanced knowledge of laboratory analytical techniques, QA/QC principles.
• Proficient with XRF, ICP-OES/ICP-MS, AAS, Carbon & Sulfur Analyzer, and wet chemistry.
• Solid understanding of ISO/IEC 17025 and quality management systems.
• Strong data interpretation, investigation of abnormal results, and corrective actions.
• Excellent written and verbal communication in English and Bahasa Indonesia.
• Minimum 5 years in an analytical lab; supervisory/leadership experience.
• Ability to balance resources, budgeting, and cross-department collaboration under pressure.

Skills

Analytical testing

Quality control

Quality assurance

Data interpretation

Troubleshooting

Lab safety

ISO/IEC 17025

English language

Bahasa Indonesia

Education

Bachelor's degree in Chemistry / Analytical Chemistry / Chemical Engineering / Metallurgy

Tools

XRF

ICP-OES/ICP-MS

AAS

Carbon & Sulfur Analyzer

Wet chemistry

Job description

WHAT IS ON OFFER

Alfred H Knight has an exciting opportunity through its Indonesia entity, PT AHK Testing Indonesia, who is looking for a Laboratory Supervisor to join our team. PT AHK Testing Indonesia provides independent analysis and inspection services to the metals, minerals, and solid fuels industries. We have a well‑earned reputation for our knowledge and professionalism in all aspects of weighing, sampling, and analysis.

The Laboratory Supervisor is responsible for supervising the day‑to‑day operations of the site laboratory, ensuring analytical testing is performed safely, accurately, and within agreed turnaround times. This role focuses on leading laboratory personnel, optimizing workloads, verifying data before release, and maintaining compliance with quality standards and HSE requirements. If you are a proactive leader with a commitment to continuous improvement and developing team capabilities in a high‑performance environment, this could be the right fit for you.

ABOUT US

Alfred H Knight is a totally independent, family‑owned business spanning five generations. A global network of strategically placed offices and laboratories enable global trade by providing independent inspection, analysis and consultancy services to the metals and minerals, solid fuels and agriculture industries.

We have honed & carefully crafted our reputation. Delivering knowledge and professionalism in all aspects of weighing, sampling and analysis. We thrive by continuing to re‑invest in our facilities, technology and people.

DO YOU HAVE WHAT IT TAKES?

To be successful at Alfred H Knight you will need to display the following:

REQUIRED KNOWLEDGE AND WORK EXPERIENCE

Essential

• Advanced, strong knowledge of laboratory analytical techniques, quality control, and quality assurance principles.
• Good understanding of laboratory instrumentation, including XRF, ICP-OES/ICP-MS, AAS, Carbon & Sulfur Analyzer, and wet chemistry techniques.
• Deep knowledge of laboratory safety practices, HSE requirements, risk assessments, and safe work practices.
• Solid understanding of quality management systems and laboratory documentation (e.g., ISO/IEC 17025).
• Strong ability to interpret analytical data, investigate abnormal results, troubleshoot equipment, and implement corrective actions.
• Effective written and verbal communication skills in English and Bahasa Indonesia.
• Strong problem‑solving, decision‑making, and organizational capabilities to balance resource planning and budgeting.
• Proactive, adaptable mindset, with the ability to build collaborative relationships across departments under pressure.
• Commitment to leading by example with integrity, professionalism, and accountability.

Required Work Experience

• Minimum 5 years of experience operating within an analytical laboratory.
• Proven experience in a supervisory or team leadership role, managing personnel, allocating workloads, and monitoring performance.
• Hands‑on experience troubleshooting analytical issues and implementing corrective actions.
• Previous experience within mining, minerals, metallurgical, or commercial testing laboratories is highly preferred.
• Experience supporting 24/7 laboratory operations is considered an advantage.

Required Qualifications

• Bachelor's Degree in Chemistry, Analytical Chemistry, Chemical Engineering, Metallurgy, or a related scientific discipline.