Pre-Commissioning Technician

Job Description - Pre-Commissioning Technician JOB DESCRIPTION – PRE-COMMISSIONING TECHNICIAN Project: Saudi Aramco – Fadhili Gas Increment Program Department: Pre-Commissioning / Commissioning Reports To: Pre-Commissioning Foreman / Supervisor Job Purpose Responsible for executing chemical cleaning, steam blowing, pipeline pigging/scraping, nitrogen services, and associated pre-commissioning activities, ensuring safe and efficient execution in compliance with Saudi Aramco standards, approved procedures, and project requirements. Key Responsibilities Perform daily chemical cleaning and pre-commissioning activities under the direction of the Foreman or Supervisor. Execute chemical cleaning, steam blowing, pipeline pigging/scraping, and nitrogen services in accordance with approved procedures. Install, operate, dismantle, and maintain temporary piping, hoses, manifolds, pumps, chemical tanks, and associated equipment. Assist in chemical circulation, flushing, degreasing, pickling, passivation, neutralization, and system drying activities. Support pipeline pig launching, receiving, scraping, cleaning, and associated operations. Monitor and record operating parameters, including pressure, temperature, flow, chemical concentration, pH, and equipment performance. Perform chemical preparation, mixing, dosing, sampling, and handling under authorized supervision and approved procedures. Assist in steam blowing, nitrogen purging, inerting, leak testing, and system preservation activities. Read and interpret basic P&IDs, piping isometric drawings, cleaning circuits, and approved method statements. Identify and report equipment malfunctions, circulation problems, leaks, and abnormal operating conditions. Support QA/QC inspections, chemical sampling, testing, cleaning verification, documentation, and system reinstatement. Ensure compliance with Saudi Aramco PTW, JSA, LOTO, chemical safety, SDS requirements, and applicable HSE procedures. Qualifications & Experience Requirement Minimum Criteria Education Diploma in Chemical / Mechanical Engineering, B.Sc. Chemistry, ITI, or other relevant technical qualification Total Experience Minimum 3–5 years of relevant experience in industrial chemical cleaning and pre-commissioning activities Aramco Experience Experience in oil & gas, refinery, petrochemical, or industrial projects. Previous Saudi Aramco project experience preferred Technical Skills Chemical cleaning, steam blowing, pipeline pigging/scraping, nitrogen purging, and system flushing Chemical Knowledge Basic understanding of chemistry, chemical reactions, pH measurement, chemical concentration, neutralization, and safe chemical handling Equipment Knowledge Hands-on experience with chemical cleaning pumps, circulation systems, chemical tanks, dosing equipment, compressors, nitrogen units, manifolds, and temporary piping Pipeline Cleaning Practical knowledge of pig launching/receiving, pipeline scraping, flushing, and cleaning operations Drawing Interpretation Ability to read basic P&IDs, piping isometrics, cleaning circuits, and approved procedures Troubleshooting Ability to identify and report circulation problems, equipment malfunctions, leaks, and operational abnormalities Safety Knowledge Familiarity with Saudi Aramco PTW, JSA, LOTO, chemical handling, SDS, nitrogen hazards, and pressure-related safety requirements Multitasking Flexible and capable of performing different pre-commissioning activities across multiple work fronts Physical Fitness Good physical condition and strength, with willingness to work overtime and extended site shifts Communication Ability to speak, read, and write English, with good interpersonal and communication skills Computer Skills Basic knowledge of daily activity reports, operating logs, and testing documentation Certification Relevant technical certifications and project-specific approvals, where required Show more Show less