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Winthrop Technologies

Turnkey data centre construction contractor

Treasury Assistant

Full-TimeUpdated on 10/23/2026
No salary listed
Junior
Bachelor's
Dublin, Ireland
In PersonOn-site at Head Office in Ballymount, Dublin 22.
Finance & BankingTreasury

About the job

Requirements
  • A third-level degree in Finance, Accounting, or a similar field is required.
  • At least one year of experience in a treasury environment, banking or corporate, is advantageous.
  • Proficiency in Microsoft Suite, including Excel, Word, and Outlook.
  • Previous use of NetSuite ERP and the AIB IBB banking system is advantageous but not required.
  • Strong financial understanding and some proficiency in financial modelling and forecasting.
  • Strong attention to detail and accuracy, with demonstrable analytical skills.
Responsibilities
  • Prepare and process payments on banking payment platforms, including inputting manual payments and payment files.
  • Progress and approve new payees and progress payment approvals as required.
  • Update bank account balances and schedule details of payments and receipts passing through bank accounts.
  • Report comprehensively on cash balances periodically.
  • Run bank statements and resolve payment and transaction queries.
  • Work closely with accounting, payroll, accounts receivable, and accounts payable teams to ensure accurate periodic cash-flow forecasting.
  • Report actual versus forecast figures weekly and monthly.
  • Prepare and circulate rolling cash forecasts based on outstanding balances and projected revenues and payments.
  • Confirm treasury deals with banks for money market deposits and loans and foreign exchange deals.
  • Report on interest income and foreign exchange positions.
  • Assist the Treasury and Banking Lead with front-office work, including placing treasury deals and putting funds on deposit.
  • Maintain bank accounts, including opening and closing accounts and updating bank mandates.
  • Support new bank account openings as required.
  • Handle anti-money laundering and know-your-customer information requests from banks and ensure compliance with regulatory requirements in line with established banking structures.
  • Document processes and provide or update standard operating procedures for routine tasks.
  • Contribute to and support automation initiatives to optimize automation of financial and operational reporting.
Desired Qualifications
  • A recognized treasury or accounting professional certification.

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