Job Description

The Instrument Supervisor is responsible for the supervision and execution of all field instrumentation installation, testing, and pre-commissioning activities during the offshore EPC construction phase.

The role ensures that all instrumentation and control systems including transmitters, control valves, panels, junction boxes, and cabling are installed, loop-tested, and commissioned safely and in compliance with project specifications, drawings, and international standards.

Reports to: E&I Superintendent / Construction Manager / Commissioning Manager

Interfaces with: Instrumentation Technicians, QA/QC Inspectors, Electrical Team, and Client Representatives

Key Responsibilities

1. Supervision of Field Activities

• Supervise all instrumentation installation works
  including cable pulling, termination, tubing, junction box mounting, and panel wiring.
• Ensure activities are performed in accordance with IFC drawings, method statements, and ITPs (Inspection Test Plans).
• Coordinate daily work assignments for instrument fitters, technicians, and subcontractors.
• Oversee the installation and calibration of transmitters, sensors, control valves, analyzers, and fire & gas devices.
• Ensure proper segregation of signal, control, and power cabling systems.

2. Quality and Technical Compliance

• Verify that all instrumentation works conform to project quality requirements and international standards (IEC, ISA, API, ISO).
• Review calibration certificates and ensure all instruments are within specified tolerances.
• Witness functional tests, loop checks, and pre-commissioning activities with the QA/QC and commissioning teams.
• Support preparation and closure of punch lists during mechanical completion (MC) and pre-commissioning (PC).
• Maintain and verify as-built drawings and loop folders for handover.

3. Coordination & Interface

• Coordinate with electrical, mechanical, and process teams to ensure multidisciplinary work fronts are aligned.
• Interface with the commissioning team to plan for energization and loop testing.
• Communicate effectively with engineering and construction management to resolve field queries and design deviations.
• Liaise with client representatives for inspections and work progress approvals.

4. HSE & Compliance

• Enforce Permit to Work (PTW), lock-out/tag-out (LOTO), and isolation procedures in all work areas.
• Conduct daily toolbox talks and ensure compliance with offshore safety rules.
• Verify proper use of PPE, lifting gear, and certified tools for hazardous area operations.
• Participate in HSE audits, hazard identification, and incident investigations as required.

5. Reporting & Documentation

• Maintain daily reports on manpower, progress, material consumption, and site conditions.
• Prepare work completion checklists, test reports, and red-line mark-ups.
• Track instrument installation and testing progress in coordination with the project control team.
• Support preparation of turnover dossiers for client handover.

Qualifications & Experience

• Diploma or Bachelors Degree in Instrumentation, Electrical, or Control Systems Engineering.
• Minimum 12 years EPC oil & gas project experience, with at least 4 years in offshore environments
  (platforms, topsides, or subsea).
• Proven background in instrument installation, calibration, and loop testing.
• Familiar with DCS/ESD/F&G systems integration.
• Understanding of hazardous area classifications (Ex/ATEX) and offshore safety practices.
• Good communication and leadership skills in a multicultural workforce.

Preferred Certifications

• BOSIET / HUET / H2S
  (mandatory for offshore assignments).
• ISO 9001:2015 / ISO 45001:2018 awareness training.
• CompEx / ATEX
  certification (preferred).
• Vendor-specific training (e.g., Yokogawa, Emerson, Honeywell, ABB, Siemens) for instrumentation and control systems.

Key Competencies

• Strong technical knowledge in field instrumentation, control systems, and offshore installations.
• Excellent supervisory and coordination ability.
• Focus on safety, quality, and timely execution.
• Analytical and troubleshooting capability during commissioning.
• Effective leadership in multicultural offshore teams.