Subsea Engineering Lead / Coordinator - Lead and coordinate all subsea engineering activities related to wellhead platform tie-ins, subsea pipelines, manifolds, and Christmas Tree assemblies. - Review and approve engineering deliverables from EPC contractors, including P&IDs, SLDs, interface drawings, 3D models, and installation procedures. - Develop and maintain subsea system specifications, datasheets, and material requisitions for trees, manifolds, jumpers, umbilicals, and control systems. - Coordinate with drilling, production, and facilities teams to define subsea interfaces and operational requirements. - Review engineering calculations related to flow assurance, structural integrity, fatigue, and hydrodynamic analyses of subsea components. - Ensure subsea system design complies with API, ISO, and DNV standards, meeting project performance and safety requirements. - Participate in key project reviews including HYSYS simulations, HAZID, HAZOP, FAT, SIT, and EFAT, ensuring timely closure of actions. - Review and approve vendor documentation for Christmas Tree assemblies, subsea connectors, control modules, and umbilical termination assemblies. - Ensure integration between subsea control systems and topside SCADA/control systems through the umbilical interface. - Oversee fabrication, assembly, testing, and pre-deployment inspections of subsea equipment. - Provide engineering support during offshore installation, hook-up, and commissioning, including troubleshooting of subsea systems. - Ensure subsea equipment and installation methodologies meet HSE, reliability, and operability standards. - Coordinate subsea tie-in and hydrotesting operations with pipeline, installation, and commissioning teams. - Support preparation of as-built documentation and final system handover to Operations. - Act as the main technical interface between Operator/PMC and EPC Contractor for all subsea engineering matters.