Freelance Commissioning Manager

g2 Recruitment; Region Hovedstaden; On-site; DKK 1,000,000 - 1,600,000; Full time

Benefits offered by this job

Accommodation fully covered

Flights and local travel covered

Job summary

g2 Recruitment seeks an experienced Freelance Commissioning Manager to lead commissioning on a major data centre project in Copenhagen, Denmark. The role covers mechanical, electrical, and controls systems, coordinating with the client, contractor, and vendors to ensure successful handover.

You will oversee all commissioning activities, drive IST testing, and manage multidisciplinary teams on a long-term assignment with full accommodation and travel coverage.

Qualifications

• Minimum 10 years' experience delivering commissioning on mission-critical or large-scale industrial projects.
• Proven data centre commissioning experience is essential.
• Strong understanding of electrical and mechanical systems including MV/LV distribution, UPS, generators, switchgear, CRAC/CRAH units, and chilled water systems.
• Experience with BMS and EPMS platforms and IST turnover processes.

Responsibilities

• Lead commissioning programme across all project phases.
• Coordinate activities between client, general contractor, consultants, vendors and subcontractors.
• Develop and review commissioning plans, schedules, procedures and turnover docs.
• Manage Level 1-5 commissioning processes from pre-functional testing to IST.
• Review and approve commissioning scripts and test procedures.
• Oversee FAT, SAT, pre-functional, functional and integrated testing.
• Ensure commissioning works meet project specs and safety standards.
• Drive issue resolution and deficiency management through to handover.
• Attend and lead commissioning meetings with stakeholders.
• Collaborate with construction, QA/QC and operations for seamless handover.

Skills

Data centre commissioning

IST testing

Stakeholder management

Multidisciplinary teams

Electrical systems

Job description

Freelance Commissioning Manager - Data Centre Project

Contract Duration: 12 Months (Extension Likely)

Package: Accommodation, Flights & Local Travel Covered

Start Date: Immediate / Flexible

The Opportunity

We are currently seeking an experienced Commissioning Manager to join a major hyperscale data centre project in Copenhagen, Denmark. This is an excellent opportunity to lead commissioning activities on one of Europe's most significant mission‑critical developments, working alongside a world‑class project delivery team from construction through to final handover.

The successful candidate will be responsible for overseeing all commissioning activities across mechanical, electrical, and controls systems, ensuring the safe and successful delivery of a highly complex facility to the end client.

Key Responsibilities

• Lead and manage the commissioning programme across all project phases.
• Coordinate commissioning activities between the client, general contractor, consultants, vendors, and subcontractors.
• Develop and review commissioning plans, schedules, procedures, and turnover documentation.
• Manage Level 1-5 commissioning processes from pre‑functional testing through integrated systems testing (IST).
• Review and approve commissioning scripts and test procedures.
• Oversee FAT, SAT, pre‑functional, functional, and integrated testing activities.
• Ensure all commissioning works are completed in accordance with project specifications, safety standards, and client requirements.
• Drive issue resolution and deficiency management through to project closeout.
• Attend and lead commissioning meetings, providing regular progress updates to stakeholders.
• Work closely with construction, QA/QC, and operations teams to ensure seamless system handover.

Candidate Requirements

• Minimum 10 years' experience delivering commissioning activities on mission‑critical or large‑scale industrial projects.
• Proven data centre commissioning experience is essential.
• Strong understanding of electrical and mechanical systems including:
• MV/LV distribution
• UPS systems
• Generators
• Switchgear
• CRAC/CRAH units
• Chilled water systems
• BMS and EPMS platforms
• Experience managing multidisciplinary commissioning teams.
• Familiarity with integrated systems testing (IST) and commissioning turnover processes.
• Strong stakeholder management and client‑facing communication skills.
• Eligible to work within the EU.
• Background working with major end clients, operators, or commissioning consultancies.
• Experience with energisation planning and critical infrastructure testing.
• Knowledge of industry commissioning standards and best practices.

Package

• Accommodation fully covered
• Flights and travel expenses covered
• Long‑term contract with strong potential for extension
• Opportunity to work on a flagship European data centre development

If you are an experienced Commissioning Manager looking for your next long‑term freelance assignment within the European data centre market, we'd be interested in hearing from you.