Materials and Corrosion Engineer (Integrity and Inspection)

Job Description

Materials and Corrosion Engineer (Integrity and Inspection)

Posting Start Date:  27/02/2026

Job Function:  Engineering & Maintenance

Company:  PTT Global Chemical Plc.

Work Location:  Rayong

Job Summary

Oversee materials and corrosion of all PTTGC group both routine operation and project works as follow

• Materials Selection (BDR: Basic Design Review)

• Corrosion review/clinic

• Expert technical advise (materials and corrosion)

• RBI (Risk Based Inspection) assessment

• IOW (Integrity Operating Window) setup/review

• Fitness for Service (FFS) assessment

• Technical Integrity Assessment in term of materials and corrosion management system

Job Description

1.    Provide expertise technical consultancy on the following:
      1.1.    Corrosion engineering which comprises of 2 main components
                1.1.1.    Materials selection (Basic Design Review – BDR)
                1.1.2.    Design corrosion control system
      1.2.    Corrosion management strategy which comprises of 4 stages
                1.2.1.    Integrity process review based on 2 approaches of Corrosion Risk Assessment (CRA) and Integrity Operating Window (IOW)
                1.2.2.    Execute and continuously improve Corrosion Management Strategy based on 3 approaches of Risk Based Inspection (RBI) program, monitoring program and corrosion mitigation Program
                1.2.3.    Implementation and Analysis – To ensure that all actions identified in corrosion management strategy are carried out as required. Once significant failure is found, root cause of failure analysis shall be determined to prevent similar failure in the future.
                1.2.4.    Review and Improvement – 
                             Partial review shall be performed once there are significant changes in operating conditions (MOC), or inspection findings of significant changes.
                             Fully reviewed after major turnaround (TA) or major revamp. An outcome from reviewing, corrosion monitoring and lesson learnt from incident and failure analysis are considered for improving in terms of “corrosion engineering” and “corrosion management strategy”.
2.    Provide assessment function on asset integrity (AIA) to all PTTGC plants and affiliates.
3.    Implement staff competency in-line with EPS (Engineering Progression Scheme) or EM (Engineering and Maintenance) family and maintain/ enhance learning and knowledge sharing session – Expert House.
4.    Contribute and enhance technical knowledge to engineer, operation and related staff in the COE/ COP workshop/ conference and training program.
5.    Participate in technical review, update and development on company standards (GCEP) and Recommend practices (GCRP).

Education

•  Bachelor’s Degree or Master’s Degree in Mechanical, Metallurgy, Welding, Materials Engineering with attitude for Materials and Corrosion

•  Certified Professional Engineer or Adjunct Engineer according to the Thai Laws

•  Certified API510 Pressure Vessel Inspection (Optional)

•  Certified API 571 Damage Mechanisms Affecting Fixed Equipment in the Refining Industry (Optional)

•  Certified API580 Risk Based Inspection (Optional)

Experience

Minimum Year - Experience in - 3-10 years Corrosion and inspection in refinery or petrochemical.

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