Transportation & Installation Lead (Pre-Commissioning & De-Commissioning)

Hiring: Transportation & Installation Lead (Pre-Commissioning & De-Commissioning)
Location: Qatar Onshore and Offshore
Industry: Oil & Gas / LNG
Contract Type: Long-Term Contract
Work Environment: Offshore (MSV/DSV/Vessels)
Work Schedule
✅ 70% Onshore
✅ 30% Onshore
✅ Rotation: 12 Weeks ON / 2 Weeks OFF
✅ 6 Days per Week
✅ 8–10 Hours per Day

Job Purpose
We are seeking an experienced Transportation & Installation Lead (Pre-Commissioning & De-Commissioning) to lead and supervise offshore pipeline pre-commissioning and de-commissioning activities for greenfield and brownfield projects.
The successful candidate will be responsible for managing the complete lifecycle of pipeline pre-commissioning and decommissioning scopes, from engineering and planning through offshore execution and project closeout. This includes flooding, cleaning, gauging, hydrotesting, dewatering, nitrogen purging, pipeline isolation, subsea cutting, spool removal, abandonment, and recovery operations.
The role requires offshore leadership onboard installation vessels and close coordination with Operations, Marine, Diving, ROV, HSE, and Contractor teams to ensure safe and efficient execution.

Key Responsibilities
Pre-Commissioning Activities

• Lead offshore pipeline pre-commissioning activities including:
  • Flooding
  • Cleaning
  • Gauging
  • Hydrostatic Testing
  • Inline Inspection
  • Dewatering
  • Drying
  • Nitrogen Purging
• Review and approve contractor execution methodologies, philosophies, and procedures.
• Verify hydrotest calculations, pigging configurations, flow rates, drying criteria, compressor capacities, and temporary equipment requirements.

De-Commissioning Activities

• Lead offshore de-commissioning of live and inactive subsea pipelines.
• Chair risk screenings and formal risk assessments.
• Obtain required stakeholder approvals.
• Manage activities including:
  • Pipeline Isolation
  • Depressurization
  • Flushing & Cleaning
  • Subsea Pipeline Cutting
  • Pipeline Recovery
  • Abandonment In Place
  • Grouting & Capping
  • Spool Removal
  • Subsea Tie-In Disconnections
• Ensure safe subsea isolation using technical plugs and decommissioning tools.

Offshore Execution & Coordination

• Monitor marine vessel mobilization and offshore execution.
• Coordinate with Operations, VMT, Diving, ROV, Marine and HSE teams.
• Manage technical queries, punch lists, non-conformances and change requests.
• Support offshore teams with troubleshooting and recovery plans.
• Ensure compliance with SIMOPS, HSE, environmental and marine requirements.

Requirements
Education
✅ Bachelor's Degree in Mechanical Engineering, Subsea Engineering, or related Engineering discipline.
Experience
✅ Minimum 8 years of offshore Transport & Installation experience on installation vessels.
✅ Minimum 5 years as Field Engineer or Site Supervisor supporting offshore installation and decommissioning activities.
✅ Strong experience in:

• Pipeline Pre-Commissioning
• Pipeline De-Commissioning
• Subsea Facilities De-Commissioning
• Offshore Installation Operations
• Offshore Vessel-Based Execution

✅ Hands-on experience with:

• Hydrotesting
• Pigging Operations
• Dewatering & Drying
• Nitrogen Purging
• Pipeline Isolation Plugs
• Subsea Decommissioning Tools

✅ Experience with major operators, LNG projects, or EPC contractors preferred.
Technical Knowledge

• DNV-ST-F101
• ASME B31.4
• ASME B31.8
• API Standards
• ISO Offshore & Pipeline Standards
• Client Offshore Engineering Standards

Skills

• Strong offshore leadership capability
• Problem-solving and troubleshooting expertise
• High-pressure project environment experience
• Effective stakeholder management
• Strong communication and team collaboration skills
• Microsoft Office proficiency
• Fluent English

With over 90 years' combined experience, NES Fircroft (NES) is proud to be the world's leading engineering staffing provider spanning the Oil & Gas, Power & Renewables, Chemicals, Construction & Infrastructure, Life Sciences, Mining and Manufacturing sectors worldwide. With more than 80 offices in 45 countries, we are able to provide our clients with the engineering and technical expertise they need, wherever and whenever it is needed. We offer contractors far more than a traditional recruitment service, supporting with everything from securing visas and work permits, to providing market-leading benefits packages and accommodation, ensuring they are safely and compliantly able to support our clients.