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Winthrop Technologies

Turnkey data centre construction contractor

Finnish Licensed Water & Sewage Manager

Full-TimeUpdated on 10/23/2026
No salary listed
Senior
Bachelor's
Vaasa, Finland
In Person
Architecture & Civil EngineeringConstruction Management

About the job

Requirements
  • A valid Finnish Water & Sewage Manager Licence (Vesi- ja viemärityön vastaava työnjohtaja) is essential.
  • A recognised technical qualification in plumbing, building services, or mechanical engineering is required.
  • At least 5 years of experience managing water and sewage works on construction projects in Finland is required.
  • Strong knowledge of Finnish building regulations, codes, and inspection processes is required.
  • Experience working with local authorities and certification bodies is required.
  • Strong organisational, communication, and documentation skills are required.
  • Ability to manage subcontractors and multiple work fronts effectively is required.
  • Proficiency in basic information technology systems and project documentation platforms is required.
Responsibilities
  • Act as the licensed responsible manager (Vastaava työnjohtaja) for water and sewage works in accordance with Finnish regulations.
  • Ensure all water supply and sewage installations comply with the Finnish Building Act, decrees, and local authority requirements.
  • Liaise with local building control authorities, inspectors, and third-party certifiers as required.
  • Review and approve water and sewage-related method statements, risk assessments, and inspection and test plans.
  • Supervise and coordinate subcontractors carrying out water and wastewater works.
  • Ensure works are carried out in accordance with approved drawings, specifications, and permits.
  • Monitor the quality, safety, and programme of water and sewage installations.
  • Maintain statutory site documentation, inspection records, and compliance certificates.
  • Coordinate inspections, testing, and approvals for handover and commissioning.
  • Identify and manage non-conformances, ensuring corrective actions are implemented.
  • Support the Project Manager with planning, sequencing, and progress reporting.
  • Ensure health, safety, and environmental requirements are fully adhered to during all activities.
  • Participate in site meetings, coordination meetings, and authority inspections.
Desired Qualifications
  • A background in large-scale projects such as data centres, industrial, commercial, or infrastructure projects is highly desirable.

About the company

Winthrop Technologies provides end-to-end data centre construction as a general contractor in Europe, handling design, civil, structural, architectural, mechanical, electrical, and commissioning work for hyperscale and colocation clients. It delivers projects from concept through commissioning, using Building Information Modeling (BIM) and off-site fabrication to speed delivery and reduce on-site contractor complexity. The company differentiates itself with an engineer-led approach, early BIM adoption, modular construction, and a focus on rapid delivery of mission-critical facilities across eight European countries. Its goal is to scale a European data centre delivery platform with large-scale, high-quality projects while growing its footprint and maintaining leadership continuity, supported by a strategic Blackstone partnership.

Company Size

1,001-5,000

Company Stage

Acquired

Total Funding

N/A

Headquarters

Dublin, Ireland

Founded

1995

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Simplify's Take

What believers are saying

  • July 2026 projects show active work in Italy, Netherlands, Finland, and Ireland.
  • Winthrop still markets itself as Europe's leading dedicated turnkey data centre delivery provider.
  • The 2024 Blackstone partnership supports funding for larger AI-driven data centre programs.

What critics are saying

  • Winthrop's current portfolio is concentrated in hyperscale builds, exposing schedule and client concentration risk.
  • Bertonico, Amsterdam, Kirkkonummi, Espoo, and Vaasa projects demand flawless commissioning in 2026.
  • A major delay or cost overrun on one 96MW campus can damage Blackstone confidence.

What makes Winthrop Technologies unique

  • Engineer-led delivery under Anne Dooley and Barry English still defines execution culture.
  • Blackstone owns 50.7% since April 2024, signaling institutional backing and discipline.
  • June 2026 chair appointment to Ulrich Spiesshofer strengthens governance for Europe expansion.

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Benefits

  • Professional Development Budget

Growth & Insights and Company News

6 month growth

6%

1 year growth

4%

2 year growth

4%
Winthrop Technologies
Jul 15th, 2026
Winthrop Technologies receives British Safety Council International Safety Award.

Winthrop Technologies receives British Safety Council International Safety Award. Winthrop Technologies is proud to have received the International Safety Award from the British Safety Council, recognising outstanding Environmental, Health & Safety (EHS) performance at its project site in Amsterdam. The 2026 International Safety Awards recognise organisations worldwide for excellence in preventing workplace injuries and illness, and for promoting overall wellbeing. Winthrop's achievement highlights the exemplary safety standards maintained and the robust safety record delivered despite an incredibly complex working environment. Located adjacent to the Schiphol Airport runway, the Amsterdam project operated under highly constrained conditions. The team successfully navigated strict airport controls and limited crane lift windows that were frequently rescheduled or cancelled due to changing air traffic. Through close coordination with airport authorities, the project team continuously adapted construction activities, ensuring safe operations while maintaining steady project progress. The award was accepted by Niall Tuffy, Regional H&S Manager, and Sean O'Sullivan, Project Manager, on behalf of the Amsterdam project team. "The British Safety Council applauds Winthrop on this achievement," said Mike Robinson, Chief Executive of the British Safety Council. "The award recognises their commitment and hard work to keep employees and workplaces free of injury and ill health." This recognition reflects the resilience, professionalism, and deeply ingrained safety-first culture demonstrated by its team throughout the entire project lifecycle. Winthrop Technologies extends its warmest congratulations to everyone involved in achieving this outstanding result.

Winthrop Technologies
Oct 15th, 2024
Winthrop wins Gold at the All-Ireland Occupational Safety Awards

Winthrop Engineering and Contracting Limited also received a Consistent High Achiever Award, which is awarded to companies who achieve a Distinction or above for five consecutive years.

Business Post
Apr 12th, 2024
Blackstone acquires majority stake in Irish data centre company Winthrop

Sources have told the Business Post the transaction values Winthrop at more than €800 million