Lewis Nelson
Offshore Online Surveyor @DOF
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WORK HISTORY
Offshore Online Surveyor @DOF
Online Offshore Surveyor | Oil & Gas IndustryExperienced Offshore Surveyor supporting subsea operations across decommissioning, inspection, maintenance, and repair (IMR) projects within the offshore oil & gas sector. Skilled in high-resolution multibeam sonar surveys, subsea inspection, and integrated positioning systems, delivering accurate and reliable data in complex offshore environments.Key project experience includes:L7CC Rig Decommissioning – Conducted multibeam sonar surveys and subsea visual inspections to support safe and efficient decommissioning operations. Utilised NaviPac survey software for integrated navigation and positioning. Managed both ROV and surface positioning systems to ensure precise data acquisition and operational integrity.Ekofisk field, Norwegian Sector – Performed multibeam sonar survey and inspection activities in a mature offshore field environment, ensuring high-quality seabed mapping and structural assessment in compliance with project specifications.DOF Australia – Gorgon field – Contributed to offshore Inspection, Maintenance, and Repair (IMR) operations, supporting subsea asset integrity through accurate survey data and coordinated offshore execution.Core Competencies: • Multibeam Sonar Operations• ROV & Surface Positioning• Subsea Inspection & Data Acquisition• NaviPac Survey Software• Offshore IMR & Decommissioning Support• Real-time Survey Data Processing
ABOUT LEWIS NELSON
A results driven Offshore Surveyor and Unmanned Systems Specialist, with over 21 years of Royal Navy experience. Now bringing my extensive subsea expertise to DOF Subsea. Skilled in USV, AUV, and ROV operations (AUV: Remus 100 / Iver 3 & 4; ROV: ECA PAP / Seafox / VideoRay Defender) and experienced in offshore survey, positioning, and subsea inspection.Adept at leading teams, training personnel, and executing complex underwater and offshore operations in demanding environments. Proven expertise in survey execution, operational planning, SOP development, and maintenance management. A strong communicator and team leader with DV & SC Clearance and a solid record of mentoring, technical oversight, and operational excellence across both defence and commercial sectors.
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