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Salary
≈ $72k – $129k per year (Estimated)
Location
In office (Dublin)
Seniority
Senior
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 15, 2026. First seen by Alion on Oct 10, 2026. Winthrop Technologies scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Winthrop Technologies is a Dublin-headquartered data centre contractor that delivers turnkey projects from design through civil, structural, architectural, mechanical and electrical construction to commissioning. Established in 1995 as an MEP contractor, it now employs more than 750 people and is building data centres in seven European countries with over 430 MW of IT load in progress, including projects in Dublin, Amsterdam, Frankfurt, Warsaw, Sweden and Finland. It recruits CSA, electrical and mechanical package managers, supervisors and engineers, estimators, quantity surveyors, quality leads and logistics managers for its sites.

Winthrop Technologies is Europe’s only dedicated data centre delivery partner, offering full turnkey solutions from design through to construction and commissioning. Headquartered in Dublin, we deliver projects across Europe and have become the most trusted name in our sector.

We are pleased to announce that we are currently seeking a Senior CSA Estimator to join our expanding team. This position will be based in our head office in Ballymount, Dublin 22 and reporting to the Estimating Director, offering the opportunity to work on cutting-edge data centre projects and contribute to our continued success.

Responsibilities:

  • Complete & manage large tenders across long duration timeframes.
  • Preparing estimates based on drawings and specifications.
  • Manage quantities and prepare a pricing document.
  • Obtain pricing for elements of the building from Irish and European subcontractors and suppliers.
  • Utilise spreadsheets to compare subcontractor’s bids and quotations, and to demonstrate reasoning for selecting subcontractors.
  • Assist in the maintaining of the cost database.
  • Present the estimate to the Estimating Director, and to the Board of Directors, where and when required.
  • Build relationships with key vendors (subcontractors, suppliers, engineers, etc)
  • Keep informed with developments in the construction industry.
  • Participate in the development of procedures to ensure a high standard of quality control in the documents produced by the Estimating Department.
  • Co-operate with the application of quality assurance procedures.
  • Engage in personal development planning and performance review procedures, as required.
  • Perform other such duties appropriate to the position as may be assigned from time to time by Winthrop Management.
  • Ensure confidentiality is maintained with respect to all information obtained during employment, particularly with respect to information provided by, or obtained from, others.
  • Understand the requirement to achieve a high level of quality in the production of subcontractor tender documentation and Winthrop’s tender submission.
  • Understand the company’s high standards of safety.
  • Able to identify potential risks on a project.

Requirements

  • Minimum of 6 years’ relevant estimating experience.
  • Background in Civil, Structural & Architectural (CSA) engineering or proven previous trade experience.
  • Strong analytical and numerical skills with excellent attention to detail.
  • Ability to work collaboratively within a fast-paced, dynamic environment.
  • Knowledge of FIDIC contracts
  • Proficiency in the use of Microsoft Word, Excel, or one of the more widely used QS BQ production software packages - e.g. Buildsoft or CostX

Benefits

  • Opportunity to work with a Market Leader in the Data centre Industry
  • Supportive career development
  • Competitive salary package
  • Collaborative team environment
  • Pipeline of project growth

Winthrop Technologies Ltd is an equal opportunity employer.

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