QA/QC Engineer Qualifications Typically Required Bachelor’s degree in Mechanical Engineering (or discipline‑specific for the role). 15+ years of QA/QC experience in refineries or petrochemical plants. Strong knowledge of QMS and Root Cause Analysis (RCA), which Petro Rabigh explicitly requires. Experience in revamp, shutdown, or brownfield projects. Familiarity with Saudi Arabia refinery standards and work culture. […]