Senior Engineer - Water and Wastewater Treatment

PT Amman Mineral Nusa Tenggara; Nusa Tenggara Barat; On-site; IDR 492.368.000 - 984.737.000; Full time

Job summary

A leading mining company in Indonesia seeks a Senior Engineer specialized in Water and Wastewater Treatment. The role involves overseeing daily operations, ensuring compliance with safety standards, and enhancing system reliability. Candidates should have 8-10 years of experience in the field and possess a relevant engineering degree. Proficiency in water treatment principles and effective communication skills are essential.

Qualifications

• 8-10 years of experience in Water and Wastewater Treatment, preferably in Mineral Processing.
• Solid understanding of water cycles and distribution networks.
• Thorough grasp of major components within water and wastewater treatment systems.

Responsibilities

• Lead and oversee daily water and wastewater treatment operations.
• Analyze data to improve system efficiency and reliability.
• Develop and implement regular monitoring programs for water quality.

Skills

Water and wastewater treatment principles

Chemical dosing systems

Process Flow Diagrams (PFDs)

Fluid dynamics

Team collaboration

Education

Bachelor or Master's degree in Chemical / Mechanical / Chemistry

Job description

Senior Engineer - Water and Wastewater Treatment

Overview: Ensure the efficient, safe, and reliable operation of Amman Mineral Industri’s water and wastewater treatment systems to maintain quality, support plant operations, and comply with environmental and safety standards. This role is crucial in securing adequate quality and quantity of raw and treated water to meet operational needs, particularly for critical equipment such as cooling towers, boiler feedwater, and other process requirements.

Responsibilities

• Lead and oversee the daily operation of the Water and Wastewater Treatment System, including key processes such as coagulation, flocculation, filtration, and disinfection.
• Analyze operational data to identify opportunities for improving the efficiency and reliability of water and wastewater treatment systems. Conduct technical troubleshooting for issues related to water\'s chemical and physical processes.
• Ensure the quality and quantity of raw and treated water are adequate to meet the plant\'s operational needs for critical equipment like cooling towers, boiler feedwater, and other process requirements.
• Develop and implement a regular water and wastewater quality monitoring program. Analyze water samples, review lab reports, and take corrective action for any deviations.
• Supervise the use and availability of chemicals for water and wastewater treatment processes. Ensure the dosage and type of chemicals used are efficient and meet established standards.
• Coordinate with the maintenance team to schedule and supervise repairs on water and wastewater treatment equipment (e.g., pumps, filters, and instrumentation).

Qualifications

• Bachelor or Master degree of Engineering in Chemical / Mechanical / Chemistry.
• Experience in Water and Wastewater Treatment System in Chemical, Petrochemical, Oil and Gas, preferably in Mineral Processing for 8-10 years.
• Possess a solid understanding of water and wastewater treatment principles, water cycles, and the dynamics of water distribution networks. Be able to interpret Process Flow Diagrams (PFDs) and Piping and Instrumentation Diagrams (P&IDs) specific to water and wastewater treatment systems. Grasp the fundamentals of water chemistry, hydraulics, and fluid dynamics as applied to water flow and pressure regulation.
• Have a thorough understanding of major components within a water and wastewater treatment system, including various types of filtration, pumps, chemical dosing systems, pH, and conductivity instrumentation. Understand the operation of process valves, actuators, and control valves within a water and wastewater treatment system.
• Capable of monitoring operational parameters (e.g., pH, turbidity, flow rates, water levels) and assisting with adjustments to maintain optimal water and wastewater quality and quantity. Familiar with basic start-up, shutdown, and emergency procedures for water and wastewater treatment systems. Understand alarm management and response related to system deviations.
• Communicate clearly and transparently, both verbally and in writing, and be proactive in listening to diverse perspectives and accepting feedback.
• Actively engage in team collaboration, contribute to achieving shared goals, and effectively resolve disputes.
• Capable of making effective decisions to resolve daily and operational issues.

Notes

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About Amman Mineral International (AMMAN): AMMAN is the second-largest copper-and-gold mining company in Indonesia, operating the Batu Hijau mine on the island of Sumbawa. The corporate vision is to be a transformative organization creating a legacy of best, achieving excellence in operational aspects, and maintaining cost of production below sales revenue even during challenging market cycles. AMMAN encourages brave thinking from all employees, evaluating innovative ideas without prejudice and implementing those found useful to improve welfare of local communities and environmental stewardship.