Commissioning Manager

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 Commissioning Manager to join our expanding team to be based in Sines, Portugal. The successful candidate will be responsible for planning, coordinating, and managing all commissioning activities, overseeing testing and handover of mechanical, electrical, and critical systems, ensuring compliance with project specifications, safety, and quality standards.

• →Supervise all commissioning (Cx) activities for Electrical Vendors, ensuring compliance with scope, deadlines, and Cx programme milestones.
• →Monitor and report progress of the Cx programme, highlighting risks or delays.
• →Oversee and, where required, attend Electrical Vendor FATs (Factory Acceptance Tests) and FWTs (Field Witness Tests).
• →Organise, attend, and contribute to daily and weekly Cx meetings with internal teams and vendors.
• →Prepare and update weekly Cx Vendor progress reports for submission to Cx management.
• →Coordinate with Project QA/QC and AP departments to achieve shared project objectives.
• →Track, review, and obtain approvals for all project Electrical Cx documentation, including Test Scripts, Compliance Statements, and associated deliverables.
• →Witness all vendor Cx activities against approved project documentation to ensure compliance.
• →Conduct the commissioning tagging process and manage day-to-day on-site commissioning operations.
• →Ensure all project Cx documentation is complete, compliant, and ready for sign-off.

• Relevant bachelor’s, master’s degree or certificates in Electrical Engineering, Building Services Engineering or an Electrical Trade with relevant training and experience e.g NVQ
• Minimum 7 years’ experience in commissioning roles within construction environments; experience in commercial, industrial, pharmaceutical, or data centre projects is highly desirable.
• Experience with LV, MV, or HV electrical systems and hands-on commissioning.
• Minimum 3 years’ experience in Electrical Testing & Verification.
• Strong organisational, communication, and coordination skills, with the ability to manage multiple vendors and stakeholders.