Subsea Pipeline Installation Engineer

PES Group was founded in 1979 as an industrial engineering, construction, and maintenance company. Over the years, the company has successfully combined technical expertise in project development and service management at an international level, mainly in the Oil & Gas, Renewable Energy (Geothermal and Wind), Petrochemical, and Automotive sectors.

Currently, PES Group has eight offices in Italy: its headquarters in Rosignano Solvay (LI), Livorno, San Donato Milanese, Florence, Rome, Bari, Vibo Marina (VV), and Gela. It also has a presence in three countries abroad (the United Kingdom, Romania, and Aue).

Join us on a unique journey where you can be part of a team working on exciting projects with a strong focus on innovation and technological development. If you share our passion for technological challenges and are ready to develop your skills to tackle tomorrow's projects, this could be the right opportunity for you.

The Subsea Pipeline Installation Engineer is responsible for engineering, planning, and executing the safe and efficient installation of subsea pipelines in shallow-water offshore environments. The role includes installation method development, marine spread engineering, analysis, offshore support, and multi-discipline coordination.

Installation Engineering & Method Development

• Develop installation methodologies for S-lay/barge lay, shore approach, tie-in spools, and jumpers.
• Perform engineering calculations: catenary, tension, MBR control, stress/strain, on-bottom stability.
• Review metocean limits and operational weather windows.
• Prepare trenching, jetting, and burial methods.

Offshore Execution Support

• Support offshore mobilization, deck setup, welding spread arrangement.
• Monitor real-time installation parameters (tension, layback, speed).
• Coordinate with vessel crew, ROV, and survey teams.
• Resolve offshore engineering issues during operations.

Installation Procedures & Documentation

• Prepare installation procedures, work packs, method statements.
• Develop risk assessments, lifting plans, and touchdown monitoring procedures.
• Review contractor procedures for compliance with project requirements.

Interface & Coordination

• Interface with pipeline design for MBR, loads, coating and free-span limits.
• Interface with subsea structures for tie-in, lifting, and handling requirements.
• Interface with umbilical/FOC and controls teams for routing and combined lay.
• Interface with marine and survey teams for UXO clearance, route verification, and as-built surveys.

Marine Spread Selection & Planning

• Support selection of lay barges, anchor spreads, and marine support vessels.
• Review stinger/roller setups and tensioner capability.
• Plan shallow-water anchor patterns and vessel maneuvering constraints.

Trenching, Protection & Post-Lay Activities

• Review trenching/jetting/ploughing techniques.
• Plan pipeline protection (mattresses, rock dumping).
• Support post-lay survey review and free-span remediation.

HSE & Risk Management

• Participate in HAZID/HAZOP and constructability workshops.
• Develop SIMOPS plans for marine operations.
• Ensure all installation activities comply with HSE and marine assurance requirements.

Technical Requirements

• Knowledge of pipeline installation engineering: catenary, MBR, stability, tension control.
• Understanding of shallow-water constraints and surf-zone challenges.
• Proficiency with OrcaFlex, PipeLay, Offpipe, MathCAD, and route planning tools.
• Knowledge of pipeline materials, coatings, buckle arrestors, and field joints.
• Familiarity with trenching, protection, and tie-in systems.

Qualifications & Experience

• Bachelor’s degree in Mechanical, Marine, Offshore, or related Engineering.
• 8–10 years’ experience in subsea pipeline installation engineering.
• Experience in shallow-water S-lay/barge lay operations.
• Offshore installation support experience preferred.
• Knowledge of DNV-ST-F101, DNV-RP-F109, API RP 1111 standards.

9-Material Engineer

Shallow-Water Subsea Pipeline Scheme

The Material Engineer is responsible for material selection, corrosion control, welding and coating specifications, QA/QC, and technical assurance for subsea pipelines and associated subsea structures in a shallow-water development. The role ensures compliance with industry standards, project requirements, and long-term integrity needs.

Material Selection & Engineering

• Develop material selection reports for linepipe, fittings, PLET/PLEM structures, CRA materials, and flanges.
• Define corrosion allowances, pressure/temperature class requirements.
• Ensure compliance with DNV-ST-F101, API 5L, ISO 13628, and API 17D standards.

Corrosion Engineering & Protection Systems

• Define internal and external corrosion protection strategies.
• Review CP design calculations, anode systems, and coating specifications.
• Evaluate inhibitor/MEG/CI requirements and corrosion risk assessments.

Welding Engineering & Fabrication Support

• Review WPS, PQR, and welder qualifications.
• Support weld overlay, clad systems, and heat treatment requirements.
• Review NDT requirements and weldability evaluations.

Coating & Field Joint Protection

• Define external coating systems and field joint coating (FJC) requirements.
• Review coating procedures, qualification testing, and mechanical protection (CWC, anti-buckle sleeves).

Pipeline Integrity & Technical Assurance

• Review fracture toughness, sour service suitability, fatigue performance, and material traceability.
• Participate in integrity reviews, audits, and resolve NCRs.
• Support failure investigation and root-cause analysis.

Interface Management

• Interface with pipeline, structures, umbilical/controls, fabrication yards, and installation teams.
• Ensure alignment of material specifications across disciplines.

Vendor Qualification & Manufacturing Oversight

• Review linepipe mills, CRA vendors, bends, and coating plants.
• Participate in FAT, mill testing (DWTT, Charpy, CTOD), and coating trials.
• Monitor compliance with ITPs/QCPs and QA documentation.

Technical Competence Requirements

• Strong knowledge of metallurgy (carbon steel, alloy steel, duplex/Super Duplex).
• Expertise in internal/external corrosion and CP design.
• Knowledge of offshore coating and insulation systems (FBE, 3LPE, PP).
• Experience with welding metallurgy, HAZ control, and NDT techniques.
• Familiarity with DNV-ST-F101, API 5L, ISO 15156/NACE MR0175, and API 17D standards.

Qualifications & Experience

• Bachelor’s degree in Materials, Metallurgy, Mechanical, or Corrosion Engineering.
• 12 years’ experience in subsea/offshore materials engineering.
• Experience with linepipe mills, coating yards, and offshore FJC.
• Strong technical communication and QA/QC background.