Job Description

Why are we proud of what we do at allnex? We create coatings, products which help protect the world for all nex>t generations – and that’s exactly what you can do joining us!

Imagine how fast your smartphone would become scratched-up, ugly and unusable without a coating. Or an e-bike, the cabin of a train, a beautiful wooden floor, and countless other things in life.

Making objects and their surfaces more attractive and longer-lasting means making them more sustainable, and that’s a huge part of what working at allnex is about. No matter which role you step into, you’ll become part of a global team of passionate people who care deeply about the chemistry, quality, and global impact of coatings.

You’ll also join a highly multicultural and diverse team of more than 4,000 employees in four regions who – as part of one of the world’s leading coating resins companies – serve customers in over 100 countries across the globe.

Click here to see why we are proud of what we do in allnex!
For a sneak peek into life at allnex site, don’t miss our manufacturing Operator Movie!

Join allnex as Process Engineer in Rayong, Thailand and this is a key technical contributor responsible for driving safe, reliable, and high-performance manufacturing operations. Positioned at the heart of production, this role offers the opportunity to apply engineering expertise to optimize batch processes, enhance process control performance, and deliver measurable improvements in quality, efficiency, and cost.

The Process Engineer provides hands-on production support, strengthens DCS-based automation and control systems, and collaborates cross-functionally to improve process stability, safety, and operational excellence. With strong exposure to process optimization, automation, continuous improvement, and project execution, this is a highly visible role that enables meaningful impact on plant performance while offering solid professional growth within a technically driven manufacturing environment.

If you are ready to solve complex process challenges in a live plant environment, and taking ownership of continuous improvement initiatives, this is the perfect role for you!

Responsibilities

Process Engineering & Production Support

• Provide real-time engineering support to Production for process troubleshooting, deviation investigation, and corrective actions.
• Monitor and analyze process performance data to improve yield, product quality, throughput, and process stability.
• Identify and implement process optimization opportunities to enhance safety, efficiency, and reliability of batch manufacturing operations.

Process Control & DCS

• Maintain, optimize, and support DCS/PLC-based process control systems, including batch recipes, control logic, automation strategies, and alarm management.
• Support control system modifications and improvements to ensure consistent and safe plant operation.
• Collaborate with Production and Automation teams to improve process control performance.

Continuous Improvement

• Lead and support continuous improvement initiatives using Lean, Six Sigma, root cause analysis, and data-driven methodologies.
• Drive sustainable improvements in production efficiency, cost, waste reduction, and operational excellence.
• Participate in digitalization initiatives related to process data analysis and performance monitoring.

Project & CAPEX Support

• Support or lead process-related CAPEX and improvement projects from concept through commissioning.
• Prepare technical documentation including process scopes, PFDs, P&IDs, and operating philosophies.
• Coordinate with cross-functional teams and external vendors during project execution.

Process Safety & Compliance

• Participate in Process Safety Management activities including HAZOP, PHA, MOC, and risk assessments.
• Ensure process changes comply with internal engineering standards, regulatory requirements, and safety policies.
• Support environmental and compliance documentation when required.

Training & Knowledge Sharing

• Provide technical guidance and training to operators and junior engineers on process fundamentals, control logic, and best practices.
• Support knowledge transfer and standardization of process documentation.

Required skills and experience

• 5 - 7 years of experience as a Process Engineer or in a similar engineering role within chemical, petrochemical, or batch manufacturing environments.
• Strong experience in production process support and process improvement.
• Hands-on exposure to DCS / PLC systems, batch automation, and process control principles.
• Proven ability to analyze process data and apply structured problem-solving techniques.
• Solid understanding of process safety management practices (e.g. HAZOP, MOC, PHA).
• Experience supporting or executing engineering projects in an operating plant environment.
• Proficiency in English (spoken and written) with the ability to communicate effectively across functions.
• Good communication and influecing skills.
• Solid cross-functional collaboration to build strong working relationships and fosters trust.
• Demonstrates a proactive, safety first mindset and process safety awareness.

Qualifications

• Bachelor’s Degree in Chemical Engineering (Master’s Degree is an advantage).
• Lean Six Sigma certification (Green Belt or equivalent) is preferred.
• Knowledge of ISO management systems (ISO 9001, ISO 14001, ISO 45001, ISO 50001) is an advantage.
• Energy management or automation-related certifications are a plus.

We offer

We are proud to offer an international working experience with a tight-knit network of employees, making it easy to connect and learn from people all across our different functions. On top of that we are a truly innovative company with a strong team spirit, openness to new ideas, and great opportunities to grow and develop your career.

Equal Employment Opportunity
allnex is proud to be an equal opportunity employer. We celebrate diversity and are committed to an environment where all colleagues contribute for the benefit of our employees, our products, and our communities.

Find out how you can make an impact!
Check out our careers page for available opportunities. We look forward to hearing from you.

www.allnex.com