Subsea Operations Engineer in London

Our client is a global multi-energy company operating large-scale refining and petrochemical facilities. It transforms crude oil into fuels and essential industrial products through highly integrated and technologically advanced operations. The organisation is recognized for its strong HSE culture, operational excellence, and commitment to reducing environmental impact. Joining the company means contributing to complex international projects within a high-performance industrial environment.

Context and environment: The Absheron Conventional Gas & Condensates field is located offshore Azerbaijan Republic in the Caspian Sea in 500 meters depth, at about 100km southeast of Baku, 25km north-east of Shah Deniz field and 34km south of Oil Rocks production and processing facilities. The project aims at supplying natural gas for both domestic market via Sangachal main facilities (condensate) and for international export market via the South Caucasus Pipeline (SCP).

Accountabilities: Throughout the project phases, develop, issue, update and implement the FOPS Subsea philosophy/strategy for all the facilities encompassed within the Project, according to the Project objectives. To define and propose actions to be implemented to apply these strategies. To define all required FOPS contracts/procedure/tools that are required to be implemented during project phase and before RFSU. Ensure that Inspection strategy is implemented in anticipation to the First Gas and subsequent operations. To co-ordinate these actions with other Project activities.

Activities: The job holder responsibilities are:

• Acting as FOPS Technical Authority for all Subsea Production system issues.
• Ensure the FOPS requirements are implemented in the design of all subsea equipment.
• Participate in the design reviews of subsea equipment.
• Participate in Factory Acceptance Testing and System Integration Testing (SIT) to confirm that multi-vendor subsea components physically fit and communicate together.
• Prepare Subsea Operating and Emergency Operating Procedures: Write clear step-by-step procedures for well start-ups, SAPL activities, shutdowns, chemical flushes, and SCSSV operations.
• Support the Maintenance team for the subsea equipment maintenance engineering.
• Acting as CPY representative during offshore operations.
• Map Subsea Asset Hierarchy: Develop the structural framework (Inspection and Monitoring Programs, IMR) for all subsea architecture, including trees, manifolds, templates, flowlines, and umbilical.
• Establish Subsea Reliability Strategies: Run sessions explicitly focused on deepwater failure modes, high-pressure/high-temperature (HPHT) challenges, and marine growth.
• Support Flow Assurance Strategy in the development of operational guidelines to manage hydrate formation, wax deposition, and scale buildup inside the subsea network.
• Create Subsea Control System Protocols: Build the operating and troubleshooting procedures for the Subsea Control Modules (SCM).
• Develop ROV Intervention Tooling Plans: Ensure all subsea equipment is designed with standard ROV interfaces and verify that specialized ROV tools are sourced and ready for future repairs.
• Optimize Subsea Spare Parts Inventory: Identify critical, long-lead subsea spares that must be manufactured and stored onshore.
• Review Umbilical and Flowline Preservation: Oversee the fluid filling, pressurization, and monitoring of umbilical and pipelines while they await final commissioning on the seabed.
• Configure Subsea Data and Alarm Systems: Set up the data acquisition baselines, alarm limits, and real-time monitoring structures for downhole parameters.
• Verify Vendor Handover Documentation: Secure all specialized subsea data books, material certificates, pressure test records, and "as-installed" seabed layouts from the construction team.
• Participate in Operational Readiness Reviews: Collaborate with the wider offshore operations team to ensure the processing facilities are fully equipped to receive and control the subsea production stream.
• Ensure proper handover of SAPL from Project to Operations. SAPL operation, inspection and monitoring scope preparation and execution.

HSE Responsibilities: Support and implement the Project HSEQ management system (plans, procedures and specifications). Adopt and demonstrate exemplary behaviour about HSEQ rules & requirements, as well as Company Ethics & "Code of Conduct" policy. Participate in Project reviews and make recommendations based on relevant experience. Promote HSE culture within the team and ensure HSE related topics are treated as top priorities in the discipline (Derogation, HAZOP, HAZID, HSE action plan, PRs actions, etc.). Ensure HSE standard of Contractors enrolled in maintenance disciplines are in line with TotalEnergies rules & referential. Participate and assist in the development and implementation of Environmental management and Energy efficiency System processes. Authority to suspend activities when there is a potential or actual threat to human life, the installation or the environment, and notify forthwith the responsible supervisor.

Qualifications: Level / Diploma: BA/MA degree in Subsea Engineering or equivalent. Professional Experience: minimum 10 years in Oil and Gas industry including a minimum of 5 years in Subsea Operations. Excellent communication and interpersonal skills: adept at interaction with variety of contracts, including peers within a multi-disciplinary team, management, vendors and industry partners. Other required Competencies: Management of contractors/subcontractors, Strong HSE leadership. Fluent in English. Localization: Europe (Detailed Engineering) and Baku/Site (Execution).

Additional Information: Place of work (City & country): London, UK or Oslo, Norway (Detailed Engineering) and Baku/Site (Execution) after +/- 1 year. Working Schedule: Resident 5 days per week. Starting date: 01/09/2026. Duration of the mission: 12 Months.