PreCommissioning & Commissioning Field Instrument Supervisor

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.