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 commissioning across Europe’s hyperscale data centre projects. You will manage testing, verification, and handover to ensure performance, safety and operational readiness.

The role demands strong mechanical, electrical, and controls knowledge, and the ability to coordinate multiple stakeholders with our partners and contractors to deliver documented, IEC-compliant results.

Qualifications

• 8+ years in commissioning/MEP management for data centres or large infra projects.
• Degree in Mechanical, Electrical, or Building Services Engineering (or equivalent).
• Experience with integrated commissioning of critical power and cooling systems.
• Proficient in FAT, SAT, IST testing and regulatory compliance.
• Excellent coordination, communication, and problem-solving skills.

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.
• Review commissioning reports, punch lists, and closeout documentation.
• Collaborate with contractors and operations to ensure energisation readiness.
• Support continuous improvement of commissioning standards.

Skills

MEP management

Data centre commissioning

Stakeholder coordination

Regulatory compliance

FAT/SAT/IST testing

English fluent

Education

Mechanical, Electrical, or Building Services Engineering

Job description

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.

Senior Commissioning Manager

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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