Downstream Process Engineer & Optimization Lead

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

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