Position Summary

The Senior Process Engineer is responsible for leading and managing process engineering activities throughout the project lifecycle, including conceptual studies, FEED, detailed engineering, construction support, commissioning, and project handover.

The incumbent serves as the technical authority for process engineering, ensuring engineering quality, project compliance, and adherence to company standards and international engineering codes. The role requires close collaboration with EPC contractors, engineering consultants, licensors, vendors, and multidisciplinary engineering teams to successfully deliver refinery, petrochemical, and energy transition projects.

In addition to providing technical leadership, the Senior Process Engineer mentors junior engineers and contributes to the continuous improvement of engineering standards and best practices.

Key Responsibilities

1. Process Engineering Review & Technical Governance

• Lead and oversee process engineering activities throughout the project lifecycle for refinery and energy transition projects.
• Prepare, review, and approve process engineering deliverables, calculations, and simulations to ensure safe, reliable, and efficient designs.
• Review and approve engineering deliverables from EPC contractors, consultants, licensors, and vendors to ensure compliance with company standards, project specifications, regulatory requirements, and international engineering codes.

2. Project Execution, Contractor Management & Process Safety

• Provide process engineering leadership throughout project execution by coordinating multidisciplinary teams and managing technical interfaces.
• Act as the technical focal point for EPC contractors, consultants, licensors, and vendors, supporting technical bid evaluations, engineering reviews, technical queries, FAT, commissioning, and startup activities.
• Participate in process safety and design reviews (e.g., P&ID, HAZOP/HAZID, and SIL) to ensure engineering solutions comply with company HSE requirements and applicable codes and standards.

Qualifications

Education

• Master's Degree in Chemical Engineering from an accredited university (minimum GPA of 3.00/4.00 or equivalent).

Experience

• Minimum 12 years of progressive experience in process engineering within the refinery, petrochemical, or energy industry, covering conceptual studies, FEED, detailed engineering, and project execution.
• Demonstrated experience working with EPC contractors, engineering consultants, or owner engineering organizations, including leading multidisciplinary engineering teams and reviewing EPC engineering deliverables.
• Professional Engineer (PE) License or equivalent certification is an advantage.

Technical Competencies

• Strong knowledge of refinery and petrochemical process units (e.g., CDU, VDU, FCC, Hydrotreater, Hydrocracker, Hydrogen, SRU, and Utilities & Offsites).
• Knowledge of energy transition technologies, including SAF, HVO, Hydrogen, CCUS, and decarbonization projects.
• Proficient in Aspen HYSYS, Aspen Plus, Petro-SIM, Flarenet, and Microsoft Office. Knowledge of digital engineering tools is an advantage.
• Good understanding of international engineering codes and standards, including API, ASME, ANSI, NFPA, IEC, ISO, and company engineering standards.

Core Competencies

• Technical leadership and sound engineering judgment.
• Strong analytical, problem-solving, communication, stakeholder management, and project management skills.
• Coaching, mentoring, teamwork, and a continuous improvement mindset.

Working Conditions

• Based in Bangkok with regular travel to the Sriracha Refinery and other project locations, as required.
• Occasional support during commissioning, startup, shutdown, and emergency engineering activities.