Cost Estimator

Are you ready for a new challenge within your career? Are you looking for a dynamic company where you have the freedom to contribute and develop your own personality on the job? Do you see it as a challenge to contribute to the successful day-to-day business of the company? And do you want to work for a fast-growing international solution provider in the Subsea sector?

Then you could be the candidate we are looking for!

We have a vacancy (full time) for a Cost Estimator for our organisation based in Dordrecht (NL).

As a Cost Estimator at N-Sea, you play a key role in preparing comprehensive cost estimates and cashflow forecasts for tenders and ongoing projects. You will support the commercial and project teams by developing detailed and reliable estimates that reflect the full scope of offshore subsea projects across the oil & gas and renewable energy sectors.

Your role is vital in ensuring financial accuracy, transparency, and competitiveness — from initial tendering to project execution. You provide detailed cost variations, risk assessments, and cashflow analysis to support management decisions, while also coaching Junior Cost Estimators and contributing to the continuous improvement of our cost estimation methodologies.

This position offers an excellent opportunity to combine analytical precision with commercial insight, directly contributing to N-Sea’s ability to deliver safe, efficient, and cost-effective subsea solutions worldwide.

Key Responsibilities:

Take part in the tender process of N-Sea, working in line with our ambition and values;

Prepare cost estimates based on the Scope of Work and Work Breakdown Structure;

Identify and quantify risks as part of the cost price calculation and develop corresponding risk budgets;

Prepare cashflow analyses for cost price reviews and provide input during internal cost review sessions;

Take responsibility for cost price calculations and pricing schedules towards the client;

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