Senior Commissioning Manager EMEA

Nscale; Greater London; On-site; GBP 90,000 - 130,000; Full time

Job summary

Nscale is seeking a Senior Commissioning Manager to lead and coordinate commissioning activities for hyperscale data centre projects across Europe. This owner-side role requires strong technical knowledge across mechanical, electrical, and controls systems, and the ability to lead multiple stakeholders to ensure readiness before project completion.

You will partner with the Commissioning Agent/Technical Services Partner, Project Managers, MEP teams, and contractors to deliver testing,

Qualifications

• 8+ years’ experience in commissioning / MEP management in data centres or large infrastructure projects.
• Qualified in Mechanical, Electrical, or Building Services Engineering (or equivalent).
• Proven experience with integrated commissioning of critical power and cooling systems.
• Experience with FAT, SAT, and IST testing for data centre systems.
• Fluent in English; additional languages advantageous.

Responsibilities

• Lead commissioning phases from execution to handover.
• Develop and manage project-specific commissioning plans and test procedures.
• Coordinate commissioning across mechanical, electrical, controls, and life-safety systems.
• Ensure scope aligns with design intent, requirements, and Nscale standards.
• Oversee testing, verification, and documentation of system performance (FAT, SAT, IST).
• Review and validate commissioning reports, punch lists, and closeout documents.
• Collaborate with contractors, consultants, and operations teams for energisation readiness.
• Manage interface between construction, QA/QC, and operations during transition to steady-state.
• Identify and resolve issues impacting system functionality, reliability, or safety.
• Support lessons-learned reviews and continuous improvement of commissioning standards.

Skills

Coordination

Communication

Problem-solving

Education

Mechanical Electrical Building Services Engineering degree

Job description

Senior Commissioning Manager

About Nscale

At Nscale, we are building the infrastructure for Europe’s AI revolution. Nscale are developing cutting-edge sovereign generative AI solutions, powered by a new generation of high-performance, sustainable data centres and GPUs built specifically for AI workloads.

The growth of artificial intelligence is driving unprecedented global demand for compute and GPU infrastructure. Nscale is positioned at the heart of this transformation — building the platforms that will enable the next decade of innovation.

Nscale are working closely with the world’s most advanced AI technology providers, integrating next-gen compute hardware and GPU clusters in both partner and Nscale built facilities. This is an opportunity to join Nscale’s journey, play a key role in delivering transformative AI infrastructure, and help shape a company designed to scale rapidly across Europe and beyond.

Role Overview

The Senior Commissioning Manager will lead and coordinate commissioning activities for Nscale’s hyperscale data centre projects across Europe. You will be responsible for managing all aspects of system testing, verification, and handover, ensuring that facilities meet performance, safety, and operational readiness standards.

This owner-side role requires strong technical knowledge across mechanical, electrical, and controls systems, and the ability to manage multiple stakeholders throughout the commissioning process. Working closely with our Commissioning Agent/Technical Services Partner, Project Managers, MEP teams, and contractors, you will ensure integrated testing and documentation is completed to the highest standards before project completion.

Key Responsibilities

• Lead phases of commissioning, through execution, testing, and handover.
• Develop and manage project-specific commissioning plans, schedules, and test procedures.
• Coordinate commissioning activities across all disciplines — mechanical, electrical, controls, and life-safety systems.
• Ensure commissioning scope aligns with project design intent, operational requirements, and Nscale standards.
• Oversee testing, verification, and documentation of system performance, including FAT, SAT, and IST stages.
• Review and validate commissioning reports, punch lists, and closeout documentation.
• Collaborate with contractors, consultants, and operations teams to ensure readiness for energisation and integration testing.
• Manage interface between construction, QA/QC, and operations during the transition to steady-state operations.
• Identify and resolve issues impacting system functionality, reliability, or safety.
• Support lessons-learned reviews and continuous improvement of Nscale’s commissioning standards and procedures.

Qualifications

• 8+ years’ experience in commissioning / MEP management with considerable experience within data centres, mission-critical, or large infrastructure projects.
• Qualified in Mechanical, Electrical, or Building Services Engineering (or equivalent discipline).
• Proven experience managing integrated commissioning of critical power and cooling systems.
• Strong understanding of commissioning processes, documentation, and regulatory compliance.
• Experience with FAT, SAT, and IST testing for data centre systems.
• Excellent coordination, communication, and problem-solving skills.
• Ability to work collaboratively across disciplines in high-pressure, fast-paced environments.
• Fluent in English; additional European languages advantageous.

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