We are seeking a Senior Quantity Surveyor on behalf of a leading Marine and Civil Engineering contractor. This role requires expertise on projects, focusing on cost management, budgeting, and contract administration.Client DetailsTMS are a leading UK Marine and Civil Engineering contractor, with over 30yrs'' experience delivering projects including sea walls, quay piling, dredging, flood defences, and inland waterways.Fully accredited to ISO 9001, 14001, and 45001, and registered with CHAS and RISQS, they combine engineering excellence with a strong commitment to safety, environmental standards, and client satisfaction.With continued growth and new investment driving expansion, this is an exciting opportunity to join a forward-thinking and ambitious team.Description Manage financial performance across marine infrastructure projects, including PandL reporting. Prepare cost estimates, budgets, cash flow forecasts, and conduct CVRs. Identify cost-saving opportunities and implement value engineering strategies. Prepare, negotiate, and administer high-value contracts. Ensure compliance with legal and contractual obligations. Assess and mitigate risks; lead claims, variations, and dispute resolution. Develop and oversee procurement strategies for competitive pricing. Evaluate bids and negotiate optimal terms with suppliers and subcontractors. Maintain robust supply chain management and conduct market analysis. Mentor and develop junior and project quantity surveyors. Drive commerci