Job Purpose The Pre-Commissioning & Commissioning Field Instrument Supervisor is responsible for supervising and executing all field instrumentation activities during the pre- commissioning and commissioning phases of a major process facility. The role ensures that instrumentation systems are installed, tested, calibrated, loop-checked, and commissioned safely, efficiently, and in accordance with project specifications and international standards. Key Responsibilities PreCommissioning Phase Supervise field instrumentation activities, including installation checks, calibration, testing, and reinstatement Review and execute pre commissioning procedures, check sheets, and test records Coordinate loop checking, functional testing, and punch listing/clearance Ensure correct installation and readiness of instruments, control valves, analyzers, and associated systems Verify compliance with project specifications, drawings, and approved vendor documentation Commissioning Phase Support cold and hot commissioning activities for instrumentation systems Coordinate with Commissioning Engineers, Operations, Electrical, and DCS teams Troubleshoot instrumentation issues during system startup and stabilize operations Support logic checks, cause & effect testing, and system handover to operations Ensure timely closure of punch items related to instrumentation HSE & Quality Enforce strict compliance with HSE policies, procedures, and permit to work systems Conduct toolbox talks and ensure safe execution of site activities Ensure all commissioning documentation is completed accurately and submitted on time Coordination & Reporting Supervise and guide technicians and subcontractors in the field Report daily progress, constraints, and technical issues to commissioning management Interface with construction, QA/QC, and client representatives as required Qualifications & Experience (Must Have) Diploma or Bachelor's degree in Instrumentation, Control Engineering, or equivalent Minimum 8-12 years of experience in field instrumentation, with strong exposure to precommissioning and commissioning Prior experience on large oil & gas, LNG, petrochemical, or process plant projects Hands-on experience with: Field instruments (pressure, temperature, flow, level) Control valves and actuators Analyzers and packaged units Loop checking and functional testing Strong understanding of commissioning procedures, system turnover, and punch management Certifications & Technical Skills Valid HSE certification (e.g., IOSH, NEBOSH, or equivalent) - preferred Familiar with international standards (IEC, ISA, API) Ability to read and interpret P&IDs, loop diagrams, hookups, and wiring diagrams Experience working with DCS/PLC systems in a commissioning environment Soft Skills & Attributes Strong leadership and field supervision skills Excellent coordination and communication abilities Problem-solving mindset with strong troubleshooting capability Able to work under pressure in fast paced commissioning environments Willingness to work extended hours and rotational site schedules.
