Lead Mechanical Engineer, Rotating

Emirates Electrical & Instrumentation Company LLC is a proud member of the Ghobash Group. For almost 20 years, we have made vital contributions to the Oil & Gas sector of the UAE, executing both onshore and offshore projects. Abu Dhabi National Oil Company (ADNOC) is one of our main clients along with Tier 1 and Tier 2 EPC contractors in this sector. We have the expertise to carry out full EPC&M services for electrical and instrumentation works and bring our intrinsic knowledge to measure and automate exploration, production, separation, refining processes, and distribution through our localized services.

ROLE PURPOSE

The Lead Rotating Equipment Design Engineer shall act as the focal person for all rotating equipment engineering activities related to the Instrument Air & Plant Air System Upgrade, with primary focus on Air Compressors, ensuring:

• Full compliance with ADNOC Offshore Engineering Standards
• Protection of FEED & Design Basis integrity
• Safe, reliable, and energy-efficient operation of compressor systems on live offshore platforms
• Independent Owner’s Engineer (OE)-level engineering governance

ROTATING EQUIPMENT DISCIPLINE SCOPE (IA/PA PROJECT)

The scope includes, but is not limited to:

• Instrument Air Compressors
• Plant Air Compressors
• Compressor Drivers (Electric Motors) – Interface
• Lubrication Oil Systems
• Aftercoolers & Intercoolers
• Inlet Filters & Silencers
• Control & Protection Systems (Interface with I&C)
• Skid-mounted Compressor Packages

KEY ROLES & RESPONSIBILITIES

Rotating Equipment Technical Authority

Act as Lead Rotating Equipment Authority for:

• • Air compressor selection
  • Driver sizing
  • Performance & efficiency evaluation
  • Reliability and maintainability

Enforce compliance with:

• • ADNOC CoPs
  • API 617 / API 672 / API 618 (as applicable)
  • ISO standards for compressors

Provide final technical approval on rotating equipment design packages

Compressor Package Engineering & Vendor Oversight

Review and approve:

• • Vendor datasheets & performance curves
  • Compressor sizing calculations
  • Power & torque requirements
  • Materials of construction

Validate:

• • Flow, pressure & turndown ranges
  • Inter-stage cooling & moisture control
  • Package layout & maintainability
• Ensure compliance with:
  • ADNOC offshore environmental conditions
  • Noise & vibration limits

Brownfield Integration & Offshore Feasibility

Lead rotating engineering for:

• • Space availability
  • Deck load integration (with Structural team)
  • Maintenance access & lifting envelopes

Review:

• • Laser scan data
  • As-built platform drawings

Support:

• • SIMOPS planning
  • Brownfield installation feasibility

Mechanical Integrity, Reliability & Condition Monitoring

Ensure:

• • Proper bearing selection
  • Lube oil system reliability
  • Vibration monitoring philosophy
  • Redundancy & standby philosophy

Support:

• • Commissioning vibration baseline
  • Reliability & availability review with ADNOC Ops

Interfaces with Other Disciplines

Coordinate closely with:

• • Electrical (motor, VSD, power)
  • I&C (control logic, trips, alarms)
  • Piping (suction/discharge/nozzle loads)
  • Structural (skids, lifting)
  • OEM Vendors

Construction & Commissioning Support

Review:

• • Installation method statements
  • Alignment & grouting procedures
  • Pre-commissioning check sheets

Witness:

• • No-load and load test runs
  • Performance testing

Support final RFSU approval for compressor systems

ADNOC-SPECIFIC OFFSHORE SAFETY RESPONSIBILITIES

Enforce:

• • ADNOC PTW requirements
  • SIMOPS safety
  • Dropped object prevention

Validate:

• • Noise control
  • Guarding
  • Emergency access routes

SIMPLE DOCUMENTATION & REPORTING

Maintain key rotating equipment discipline registers, including:

• • Compressor Equipment List
  • Vendor Datasheet & Drawing Register
  • TQ & Deviation Log

Review and approve:

• • Vendor datasheets
  • GA & layout drawings
  • Test certificates
  • Pre-commissioning & commissioning records

Ensure compliance with:

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

Prepare and submit:

• • Weekly Rotating Engineering Progress Reports
  • Monthly Discipline Summary Reports

Verify and approve as-built rotating equipment documentation for:

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

• Bachelor’s degree in mechanical engineering
• API rotating equipment certification – Advantage
• ADNOC Offshore project approval experience – Strong Advantage

• Minimum Experience: 15+ Years (Oil & Gas EPC Projects)
• Offshore Experience: Mandatory (Brownfield Platform Projects Preferred)

CORE COMPETENCIES (ADNOC FOCUS)

• Offshore Air Compressor Package Engineering
• Brownfield Rotating Equipment Integration
• ADNOC Engineering Standards Compliance
• Vendor & OEM Technical Management
• Reliability & Maintainability Engineering
• Multi-disciplinary Interface Coordination
• Offshore Installation & Commissioning Support