Senior Consultant, Subject Expert

TGS; Norwich; On-site; GBP 80,000 - 110,000; Full time

Job summary

TGS Marine Consulting, based in Norwich, seeks a Senior Consultant, Subject Expert to lead commercial and technical bids for marine survey and subsea projects across international markets.

You will integrate hydrographic survey, project management and tendering expertise to deliver route surveys, UXO, ROV and construction-support solutions while coordinating stakeholders and providing expert client guidance.

Qualifications

• Extensive experience in marine survey and hydrographic operations.
• Proven track record in managing complex tenders from RFQ to award.
• Strong project management skills with offshore delivery knowledge.
• Deep knowledge of geophysical and geotechnical survey work.
• Experience across interconnectors, offshore wind, cables and UXO.

Responsibilities

• Tender strategy, bid leadership and risk assessment from RFQ to award.
• Coordinate integrated cost, resources and programme development.
• Lead presentations and negotiations with clients and suppliers.
• Ensure compliant, executable submissions with clear basis and assumptions.
• Mentor bid teams and align stakeholders across functions.
• Oversee governance, HSE, legal and financial alignment in bids.

Skills

Marine surveying

Tender leadership

Project management

Geophysics

Geotechnical surveying

UXO knowledge

Client engagement

Risk assessment

Offshore coordination

Bid strategy

Education

FIG/IHO Category A hydrographic qualification

Relevant degree or higher

Tools

Hydrographic data processing tools

Project management software

Job description

TGS provides scientific data and intelligence to the global energy sector, enabling energy for all by unlocking vital, data‑driven solutions and knowledge. Through an extensive and diverse energy data library, advanced analytics, cloud‑based applications, and specialized services, we work in a way that is Passionate, Results‑Driven, Collaborative, and Responsible.

Position Purpose

The Senior Consultant, Subject Expert provides commercial and technical leadership for marine survey and subsea proposals across TGS Marine Consulting’s international markets.

The role connects client requirements with operational reality, combining hydrographic survey, project management and tendering expertise to develop route survey, UXO, ROV, geotechnical and construction-support solutions.

The position is accountable for RFQ assessment, tender strategy, risk review, client interface, supplier coordination and handover into project execution.

Principal Accountabilities

• Tender Strategy and Bid Leadership

  Lead tenders from RFQ receipt through award and project initiation, including:

  • Opportunity assessment: review scope, contracts, exposure and risk.
  • Technical solution: define strategy, vessel spread, resources and deliverables.
  • Commercial coordination: align pricing, schedule, assumptions and suppliers.

• Tender Review and Risk Challenge

  • Challenge tender strategies against capability, safety, schedule, risk and return.
  • Ensure submissions are commercially realistic, technically sound and capable of being delivered safely.
  • Use project lessons learned to strengthen estimating, risk controls and tender quality.

• Compliant and Executable Submissions

  • Develop a clear bid basis, including clarifications, assumptions and qualifications.
  • Coordinate integrated cost, resource and programme development.
  • Manage structured subcontractor and supplier engagement.
  • Support effective handover to finance, operations and project teams.

• Stakeholder Alignment

  • Align commercial, technical, HSE, legal, finance and operations stakeholders.
  • Ensure key decisions, risks and responsibilities are clearly documented and communicated.

• Client Leadership and Stakeholder Management

  • Act as the client interface throughout pre‑qualification, clarification, negotiation and award.
  • Translate client objectives into sound, responsible and operationally achievable solutions.
  • Lead presentations, meetings and negotiations with clients, partners, subcontractors and suppliers.
  • Represent TGS Marine Consulting at industry forums, exhibitions and selected client events.
  • Build relationships that support repeat business, early engagement and cross‑selling across TGS and 4C capabilities.

• Technical Consultancy and Subject Matter Expertise

  • Provide authoritative advice across hydrographic survey, geophysics, cable routes, UXO, ROV and construction support.
  • Guide work from feasibility and survey design through mobilisation, execution, review, reporting and installation support.
  • Review tender documents, methods, data requirements and deliverables for accuracy, compliance and constructability.
  • Advise on vessel selection, survey spread configuration, contractor interfaces and offshore performance risks.

• Team Leadership and Delivery Integration

  • Coordinate multidisciplinary tender teams under deadlines, with clear responsibilities and decision points.
  • Mentor managers and consultants in bid strategy, technical writing, risk assessment and client engagement.
  • Connect tender assumptions with project start‑up so delivery teams understand scope, price, risks and commitments.
  • Improve commercial tools, golden rules, templates and lessons‑learned processes.

• Governance, Commercial Control and HSE

  • Oversee bid approvals, contractual exposure, pricing, margin, contingency, schedule and resources.
  • Ensure proposed operations align with TGS governance, quality, HSE, legal and ethical requirements.
  • Promote transparent risk reporting, documented assumptions, escalation and accountable decisions.

Experience and Professional Background

Essential

• Extensive experience in marine survey, hydrographic operations, subsea engineering, renewables or energy projects.
• Strong record managing complex tenders from RFQ assessment through negotiation, award and handover.
• Project‑management experience covering vessel mobilisation, offshore delivery, budgets, schedules and client deliverables.
• Deep knowledge of geophysical and geotechnical survey, cable routes, UXO, ROV and construction support.
• Experience developing solutions for multi‑vessel, multi‑discipline and time‑critical projects.
• Sound judgement in commercial, contractual, HSE and operational risk assessment.
• Excellent communication with senior clients, operational teams, suppliers and decision‑makers.
• Living in, or willing to relocate to, the Norwich area.

Additional Strengths

• FIG/IHO Category A hydrographic qualification, relevant degree or comparable senior professional expertise.
• Career progression through offshore survey, data processing, assurance, project management and tender leadership.
• Experience across interconnectors, offshore wind, cables, pipelines, UXO and seabed investigation.

Leadership Attributes

• Structured, precise and deadline‑focused.
• Commercially disciplined and risk‑aware.
• Technically credible with clients and delivery teams.
• Calm and decisive under pressure.
• Collaborative across functions and disciplines.
• Practical in translating concepts into plans.
• Accountable and committed to safe delivery.

If you meet the qualifications and are passionate contributing to our team, we encourage you to submit your application by 10/16/2026.