Senior Geotechnical Engineer – Offshore Cable Projects

Pontoon; Sheffield; On-site; GBP 60,000 - 85,000; Full time

Job summary

Pontoon is seeking a Senior Geotechnical Engineer to join a specialist team delivering major offshore and onshore cable infrastructure projects in the UK. The role focuses on geotechnical data, technical assurance, and collaboration with field teams, consultants, contractors and stakeholders to support design, with no final technical decisions required.

The position covers two projects simultaneously, requiring experience managing multiple priorities and regular site work (2–4 days per week).

Qualifications

• Strong onshore geotechnical engineering experience with practical knowledge of ground investigations.
• Experience interpreting geotechnical data and informing design decisions.
• Experience managing multiple projects simultaneously.
• Willingness to undertake regular site/field work (2–4 days per week).
• Full UK driving licence and access to own vehicle.

Responsibilities

• Provide technical assurance of onshore geotechnical surveys and data.
• Work with field teams undertaking boreholes, trial pits and other ground investigations.
• Review and interpret geotechnical data and laboratory testing results.
• Provide geotechnical input into submarine cable, cable route and substation design.
• Review survey information, reports and contractor/consultant deliverables.
• Work closely with consultants, contractors, stakeholders and project teams.
• Identify issues and provide practical technical recommendations and suggestions.
• Support lessons learned and improvements across projects.

Skills

Geotechnical engineering

Field investigations

Data interpretation

Multi-project management

Communication

Site work

Driving licence

HVDC knowledge

Job description

Pontoon is seeking a Senior Geotechnical Engineer to join a specialist team delivering major offshore and onshore cable infrastructure projects in the UK. The role focuses on geotechnical data, technical assurance, and collaboration with field teams, consultants, contractors and stakeholders to support design, with no final technical decisions required.

The position covers two projects simultaneously, requiring experience managing multiple priorities and regular site work (2–4 days per week).