Lead Process Engineer

Process Technical Authority (Owner s Engineer Role)

Act as Lead Process Authority for:

• IA/PA system design
• Compressor process sizing
• Air quality & reliability requirements

Enforce compliance with:

• ADNOC CoPs
• API / ISO compressor & air treatment standards

Provide final technical approval on all process design deliverables

Air Compressor & IA/PA System Process Design

Perform and review:

• Compressor sizing calculations
• Air demand balance & peak load assessment
• System pressure drop calculations
• Turndown & redundancy philosophy (N+1)

Validate:

• IA vs PA segregation
• Dryer sizing & moisture removal efficiency
• Air quality class suitability for instruments

Brownfield Integration & Offshore Feasibility

Lead process engineering for:

• Tie-ins to live IA/PA headers
• Shutdown & operational constraints
• Temporary air supply philosophy during changeover

Review:

• Laser scan & as-built data
• Brownfield modification method statements

Support:

• SIMOPS planning & execution

Process Safeguarding, PSV & Safety Studies

Lead process input for:

• HAZID / HAZOP / ENVID
• Relieving scenarios & PSV sizing
• Blowdown & vent routing philosophy

Ensure:

• All safeguarding recommendations are implemented in P&IDs & control logic

Interfaces with Other Disciplines

Coordinate closely with:

• Rotating (compressors, performance)
• Piping (headers, drops, pressure classes)
• Static (air receivers, dryers)
• Electrical (motor power demand)
• I&C (control logic & interlocks)

Construction & Commissioning Support

Support:

• Pre-commissioning of IA/PA systems
• Dryer changeover & air quality verification
• Performance testing of compressors & dryers

Provide process acceptance for RFSU

ADNOC-SPECIFIC OFFSHORE SAFETY RESPONSIBILITIES

Enforce:

• ADNOC PTW requirements
• SIMOPS safety for live system tie-ins
• Overpressure and stored energy hazard control

Ensure:

• Emergency blow-off and venting are compliant

SIMPLE DOCUMENTATION & REPORTING

Maintain key process discipline registers, including:

• Process Equipment List
• Compressor & IA/PA Calculation Register
• P&ID Register
• TQ & Deviation Log

Review and approve:

• Process datasheets
• P&IDs
• Cause & Effect diagrams (interface)
• PSV sizing and safeguarding documents

Ensure compliance with:

• ADNOC Document Numbering System
• Project Master Document Register (MDR)

Prepare and submit:

• Weekly Process Engineering Progress Reports
• Monthly Discipline Summary Reports

Verify and approve as-built process documentation for:

• Mechanical Completion (MC)
• Ready for Commissioning (RFC)
• Ready for Start-Up (RFSU)

Desired Candidate Profile

Qualifications

Bachelor s Degree in Chemical / Process Engineering Mandatory.

Minimum 15 years of experience in oil & gas industry with EPC exposure.

ADNOC Offshore project approval experience Strong Advantage.

Chartered Engineer / Professional Engineer Advantage.

Knowledge in software's like Aspen HYSYS / UniSim, AVEVA E3D / PDMS (for review), PSV sizing software.