Join DayOne – Shaping the Future of Data Infrastructure. DayOne is a global leader in the development and operation of high-performance data centers with a presence across Asia and Europe. As we expand into new international markets, we are looking for talented, driven individuals to join our team. This is an opportunity to contribute to our dynamic group and help shape the future of global data infrastructure.

What You’ll Do

As a Commissioning Manager you are responsible for planning, coordinating, and executing commissioning activities for new data center projects in Finland. This role ensures that critical building systems are thoroughly tested, integrated, and handed over to Operations in full compliance with the project design, technical standards, Finnish regulations, and safety requirements. You will work closely with internal engineering teams, contractors, vendors, and operations personnel to ensure reliable, efficient, and high-quality delivery of all ...