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Overview

Our client, a fast-growing Nordic General Contractor, is seeking an experienced Commissioning Manager to lead the commissioning programme on a large-scale hyperscale data centre project in Finland.

Working as part of the main contractor team, you will take ownership of the end-to-end commissioning lifecycle across mechanical, electrical, controls, fire protection, and life safety systems. You will work closely with package managers, subcontractors, vendors, and the client commissioning team to ensure all systems are commissioned, tested, and handed over safely and in line with programme requirements.

ContractLocation: FinlandWorking Arrangement: FreelanceContract Length: 12+ MonthsRate: Negotiable (Based on Experience)Mobilisation: ImmediateOn-site, 5 Days per WeekKey ResponsibilitiesDevelop and manage the project commissioning strategy, procedures, and commissioning schedule.Lead Levels 1-5 commissioning activities across all critical systems.Coordinate pre-commissioning, functional testing, and integrated systems testing (IST).Manage commissioning subcontractors, specialist vendors, and package managers throughout project delivery.Oversee FAT and SAT activities for critical equipment including generators, UPS systems, switchgear, transformers, BMS, cooling systems, and fire suppression systems.Maintain commissioning trackers, punch lists, and close-out documentation.Interface directly with the client, commissioning agents, designers, and quality teams.Drive commissioning readiness reviews and ensure systems are delivered in accordance with programme milestones.Lead system handover and turnover activities.Report commissioning progress, risks, and recovery plans to project leadership.RequirementsDegree in Mechanical Engineering, Electrical Engineering, Building Services, or equivalent.10+ years of commissioning experience within data centres, critical facilities, pharmaceutical, semiconductor, or mission-critical environments.Minimum 4 years managing commissioning activities for a General Contractor or Main Contractor.Proven experience delivering Levels 1-5 commissioning on hyper scale or large-scale data centre projects.Strong understanding of electrical and mechanical systems including:UPSGeneratorsSwitch gearTransformersChilled Water SystemsCRAH/CRAC UnitsBMS and ControlsFire Detection & Suppression SystemsExperience managing multiple subcontractors during commissioning phases.Familiarity with commissioning software such as Omega 365, CxPlanner, or similar.Previous experience on Nordic data centre projects is advantageous.Fluent English required.