Process Engineer Downstream Assistant Manager

PT Unilever Oleochemical Indonesia; Sumatera Utara; On-site; IDR 600,000,000 - 900,000,000; Full time

Job summary

PT Unilever Oleochemical Indonesia is seeking a Process Engineer Downstream Assistant Manager to drive process optimization across downstream manufacturing operations in Sei Mangkei, North Sumatra. You will lead improvement initiatives, troubleshoot manufacturing challenges, and partner with Production, Maintenance, Quality, R&D, and SHE teams to ensure safe, reliable, high‑quality products.

The role emphasizes process capability, safety compliance, and cost optimization through SPC and

Qualifications

• Bachelor's degree in chemical engineering or related engineering discipline.
• 3+ years as a Process Engineer, Production Engineer, or similar in oleochemical, petrochemical, chemical, refining, or related process manufacturing.
• Strong understanding of process engineering, manufacturing operations, and optimization methodologies.
• Experience in process troubleshooting, production data analysis, and continuous improvement projects.
• Fluent in English (written and spoken).
• Strong analytical thinking and problem‑solving skills.
• Excellent communication and stakeholder management abilities.
• Willing to be based in Sei Mangkei, Simalungun Regency, North Sumatra.

Responsibilities

• Analyze process and production data to identify improvement opportunities and drive continuous improvements.
• Lead troubleshooting activities and provide technical solutions to resolve process issues and improve plant performance.
• Develop, maintain, and optimize process recipes, operating parameters, and process conditions for safe, efficient operations.
• Collaborate with Production teams to improve operational efficiency, stability, and performance.
• Partner with R&D on product development, validation, and scale‑up activities.
• Work with Quality teams to drive product quality using SPC and data‑driven analysis.
• Collaborate with Maintenance to improve equipment reliability, plant availability, and effectiveness.
• Conduct root cause analysis and implement corrective actions for deviations and gaps.
• Support process safety initiatives and ensure compliance with quality, safety, and environmental standards.
• Lead and participate in operational excellence and cost optimization projects across downstream operations.
• Identify and implement best practices to improve productivity, yield, quality, and overall plant performance.

Skills

Process engineering

Data analysis

Troubleshooting

Cross-functional collaboration

English proficiency

Education

Bachelor's degree in chemical engineering

Tools

SPC

RCA

Lean Manufacturing

Six Sigma

Job description

Process Engineer Downstream Assistant Manager

Unilever Oleochemical Indonesia is looking for a highly motivated and analytical Process Engineer Downstream Assistant Manager to drive process optimization, manufacturing excellence, and continuous improvement across our downstream manufacturing operations.

This role is responsible for improving process performance, enhancing operational efficiency, and ensuring the consistent delivery of safe, reliable, and high‑quality products. The successful candidate will lead process improvement initiatives, troubleshoot manufacturing challenges, and collaborate with cross‑functional teams to optimize plant performance and support business growth.

Working closely with Production, Maintenance, Quality, R&D, and SHE teams, this position plays a critical role in strengthening operational excellence, improving process capability, and ensuring compliance with quality and process safety standards throughout downstream operations.

Responsibilities

Analyze process and production data to identify improvement opportunities and drive continuous improvement initiatives.

Lead troubleshooting activities and provide technical solutions to resolve process‑related issues and improve plant performance.

Develop, maintain, and optimize process recipes, operating parameters, and process conditions to ensure safe and efficient operations.

Collaborate with Production teams to improve operational efficiency, process stability, and manufacturing performance.

Partner with R&D teams on product development, product validation, and process scale‑up activities.

Work closely with Quality teams to drive product quality improvement through Statistical Process Control (SPC) and data‑driven analysis.

Collaborate with Maintenance teams to improve equipment reliability, plant availability, and operational effectiveness.

Conduct root cause analysis and implement corrective actions to address process deviations and performance gaps.

Support process safety initiatives and ensure compliance with applicable quality, safety, and environmental standards.

Lead and participate in operational excellence and cost optimization projects across downstream manufacturing operations.

Identify and implement best practices to improve productivity, yield, quality, and overall plant performance.

Accountabilities

Drive continuous improvement in process efficiency, product quality, plant reliability, and operational performance.

Ensure downstream manufacturing processes consistently meet safety, quality, production, and compliance requirements.

Maintain process documentation, operating standards, and technical specifications.

Deliver process optimization initiatives that contribute to productivity improvement and cost savings.

Support successful implementation of new products, technology improvements, and process modifications.

Ensure compliance with process safety, quality management systems, and regulatory requirements.

Promote a culture of operational excellence, innovation, and continuous improvement.

Qualifications

Bachelor's degree in chemical engineering or another relevant Engineering discipline.

Minimum 3 years of experience as a Process Engineer, Production Engineer, Production Lead, or similar role within oleochemical, petrochemical, chemical, refining, or other process manufacturing industries.

Strong understanding of process engineering, manufacturing operations, and process optimization methodologies.

Experience in process troubleshooting, production data analysis, and continuous improvement projects.

Fluent in English, both written and spoken.

Strong analytical thinking and problem‑solving skills.

Excellent communication and stakeholder management abilities.

Willing to be based in Sei Mangkei, Simalungun Regency, North Sumatra.

Preferred Qualifications

Experience in downstream oleochemical manufacturing processes.

Knowledge of Statistical Process Control (SPC), Root Cause Analysis (RCA), Lean Manufacturing, Six Sigma, or Operational Excellence methodologies.

Experience supporting product development, process validation, and commercialization activities.

Familiarity with process safety management and manufacturing quality systems.

Experience driving cross‑functional improvement projects in a manufacturing environment.

Proven track record of improving process performance, yield, quality, or plant reliability.

Strong communication and influencing skills.

Highly analytical, data‑driven, and detail‑oriented.

Strong problem‑solving and troubleshooting capabilities.

High integrity, accountability, and professional discipline.

Positive attitude with a continuous improvement mindset.

Collaborative team player who thrives in a cross‑functional environment.

Unlock job insights

Hirer responsiveness Salary match Number of applicants

PT. Unilever Oleochemical Indonesia (UOI) was established on January 3rd, 2012 and is wholly owned by Unilever Netherland.

UOI is one of the biggest Olechemical factories in the world and has been built on an area of 18 hectares, located in Special Economic Zone (KEK) Sei Mangkei, Blok M, N, R, S Huta VI District of Bosar Maligas, Simalungun, North Sumatra, Indonesia, where 30% of equipment manufacturers using domestic products, the plant is designed to process CPKO (Crude Palm Kernel Oil) and 95% of the products will be used by Unilever factories around the world.

PT. Unilever Oleochemical Indonesia (UOI) was established on January 3rd, 2012 and is wholly owned by Unilever Netherland.

UOI is one of the biggest Olechemical factories in the world and has been built on an area of 18 hectares, located in Special Economic Zone (KEK) Sei Mangkei, Blok M, N, R, S Huta VI District of Bosar Maligas, Simalungun, North Sumatra, Indonesia, where 30% of equipment manufacturers using domestic products, the plant is designed to process CPKO (Crude Palm Kernel Oil) and 95% of the products will be used by Unilever factories around the world.