DayOne Data Centers is a Singapore-headquartered global digital infrastructure platform that develops and operates next-generation data centers across Asia Pacific and Europe. Trusted by leading hyperscalers and businesses, the company engineers, builds, and operates high-capacity, AI-ready campuses with speed, scale, and reliability.
Reporting to the Critical Services Manager and the Building Services Manager on a rotational basis, the Assistant Facilities Engineer will gain comprehensive exposure to the full range of data centre operations and maintenance management. This role serves as the entry point to a long-term career in the data centre industry.
The Assistant Facilities Engineer will support the Critical Services and Building Services teams responsible for the continuous and efficient operation of mechanical, electrical, fire, and building services systems, upholding high standards of safety and compliance.
The successful candidate will assist in leading a team of shift engineers and technicians, ensuring the delivery of critical mechanical services 24/7. The candidate will be placed under a training programme to develop a well-rounded understanding of all operational aspects.
Evaluating operational systems and facility infrastructure to ascertain and improve operational efficiencies.
DayOne is proud to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.
If you're ready to grow with one of the fastest-moving companies in the data center industry, apply now and be part of our global journey.

DayOne is a data center pioneer that develops and operates next-gen digital infrastructure for industry leaders who demand reliable, cost-effective and quickly scalable solutions.
Our cutting-edge facilities empower hyperscalers and large enterprises to achieve rapid deployment and enhance connectivity, driving transformative engagement and innovation as we shape the future of industries. DayOne's data centers are located across key markets, including Singapore, Johor (Malaysia), Batam (Indonesia), Greater Bangkok, Hong Kong SAR, Tokyo, and beyond.
Headquartered in Singapore, DayOne’s leadership team draws on over two decades of industry experience and a track record of building Asia's largest data center business. With DayOne, they have created the SIJORI (Singapore, Johor, and Riau Islands) market as a global data center hub.
As demand for strategically located and customized data centers rises, DayOne's entrepreneurial spirit, customer-first strategy, deep local partnerships, and agile executional capabilities uniquely position us to power the growth ambitions of leading hyperscalers and large enterprises around the world.