Commissioning Engineer

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 Commissioning Engineer will coordinate and execute commissioning activities for Nscale's hyperscale data centre projects across Europe . You will be responsible for driving all aspects of system testing, verification, and handover, ensuring that facilities meet performance, safety, and operational readiness standards .

This owner-side engineering role requires strong technical knowledge across mechanical, electrical, and controls systems, and the ability to work with 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

Support and execute phases of commissioning , delivering hands-on support through execution, testing, and handover .

Contribute to the development and management of 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 and perform 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 the technical interface between construction, QA/QC, and operations during the transition to steady-state operations .

Identify and resolve technical issues impacting system functionality, reliability, or safety .

Support lessons-learned reviews and the continuous improvement of Nscale's commissioning standards and procedures .

Qualifications

Experience: Strong experience in commissioning and MEP engineering, with dedicated experience working on data centres, mission-critical, or large infrastructure projects .

Education: Degree or alternative qualification in Mechanical, Electrical, or Building Services Engineering (or equivalent discipline) .

Technical Expertise: Proven experience handling the integrated commissioning of critical power and cooling systems .

Process Knowledge: Solid understanding of commissioning processes, documentation, and regulatory compliance .

Testing Standards: Practical experience with FAT, SAT, and IST testing for data centre systems .

Core Skills: Excellent coordination, communication, and problem-solving skills .

Adaptability: Ability to work collaboratively across engineering disciplines in high-pressure, fast-paced environments .

Languages: Fluent in English; additional APAC languages are advantageous .

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