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29 July 2026

Commissioning Engineer - TEST

Location UK
Type Contract/Interim
Salary £80 Per Hour
Job Ref 53996

Job Title: Commissioning Engineer (Cx Engineer)

Location: Ummeljoki, Finland
Project Type: Data Centre
Contract Length: 6 Months (extension potential)
Rate: Flexible hourly rate (DOE)
Accommodation: Provided for non-local candidates


Role Overview

We are seeking an experienced Commissioning Engineer (Cx Engineer) to support a large-scale data centre project in Ummeljoki, Finland. The successful candidate will be responsible for planning, coordinating, and executing commissioning activities across mechanical, electrical, and control systems to ensure systems are installed, tested, and operate according to design and client requirements.


Key Responsibilities

  • Support the commissioning process from pre-commissioning through to final handover
  • Review and validate commissioning plans, procedures, and schedules
  • Coordinate with construction teams, subcontractors, and vendors
  • Execute and oversee functional performance testing (FPT)
  • Ensure systems meet design specifications, client requirements, and industry standards
  • Troubleshoot and resolve technical issues during commissioning phases
  • Witness and document testing activities (FAT, SAT, IST)
  • Maintain detailed commissioning documentation and reports
  • Support integrated systems testing (IST) for critical infrastructure
  • Ensure compliance with health & safety regulations and site procedures

Scope of Systems (Typical for Data Centre Projects)

  • Electrical systems (LV/MV distribution, UPS, generators)
  • Mechanical systems (HVAC, CRAH/CRAC units, chillers)
  • BMS/EPMS systems
  • Fire detection & suppression systems
  • Controls and automation systems

Requirements

Essential:

  • Proven experience as a Commissioning Engineer on data centre or mission-critical projects
  • Strong knowledge of electrical and/or mechanical systems commissioning
  • Experience with IST (Integrated Systems Testing)
  • Ability to read and interpret technical drawings and specifications
  • Familiarity with commissioning protocols and documentation
  • Strong coordination and communication skills
  • Fluent in English

Desirable:

  • Previous experience working in Nordics or European data centre projects
  • Background in engineering (Electrical or Mechanical)
  • Relevant certifications (e.g., commissioning or data centre-related)
  • Experience with major contractors or hyperscale environments

Working Conditions

  • On-site role in Ummeljoki, Finland
  • Rotation may be considered depending on project needs
  • Accommodation provided for non-local candidates
  • Potential for contract extension based on project progress

Start Date

  • Urgent / ASAP

If you want, I can tailor this for a specific client (e.g., hyperscaler vs contractor) or turn it into a candidate-facing job advert vs internal spe

Apply Now
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