Join DayOne – Shaping the Future of Data Infrastructure DayOne is a global leader in the development and operation of high-performance data centers. As one of the fastest-growing companies in the industry, we’ve built a robust presence across Asia and Europe — and we’re just getting started. As we expand into new international markets, we’re looking for talented, driven individuals to join us on this exciting journey. This is more than a job — it’s an opportunity to be a key contributor to our dynamic team and help shape the future of global data infrastructure. If you're passionate about innovation, technology, and growth, we invite you to be part of DayOne’s next chapter. POSITION OVERVIEW Reporting to the Campus Operations Director, the Data Centre Cluster Operations Manager is responsible for overseeing the operational management and performance of multiple data centre facilities within a designated cluster. This role ensures the continuous and efficient operation of data centre infrastructure and upholds high standards of service delivery. The successful candidate will lead a team of technical and operations staff, ensuring the delivery of critical services 24/7. RESPONSIBILITIES: Operational Management: Oversee the day-to-day operations of multiple data centres within the cluster, ensuring all systems and infrastructure function optimally, and achieve 100% uptime and compliance with customers' SLAs. Implement and maintain operational policies, procedures, and best practices to ensure data centre efficiency and reliability. Manage incident response, troubleshooting, and resolution to minimize downtime and service disruptions. Measure operational metrics, analyse data and identify risks. Team Leadership: Lead, mentor, and develop a team of operations and technical staff, fostering a culture of excellence and continuous improvement. Coordinate with shift teams to ensure seamless 24/7 coverage and effective handovers between shifts. Conduct regular training sessions and performance evaluations to enhance team capabilities and productivity. Maintenance and Upgrades: Plan and oversee preventative and corrective maintenance activities, ensuring all equipment and systems are serviced according to manufacturer and company standards. Coordinate with vendors and contractors for maintenance and upgrade projects, ensuring minimal impact on operations. Safety and Compliance: Ensure all data centre operations comply with relevant health, safety, and environmental regulations. Maintain up-to-date documentation and records to support compliance audits and certifications. Ensure compliance with site-held accreditations, including, but not limited to ISMS, SOC2, and PCI DSS. Customer Support: Collaborate with the customer support team to provide “smart hands” services for retail customers, ensuring prompt and professional service delivery. Address customer queries and issues related to data centre operations, ensuring high levels of customer satisfaction. Strategic Initiatives: Support the Campus Director in developing and implementing strategic initiatives to enhance data centre performance and support business growth. Participate in budget planning and cost management activities to ensure operational efficiency and financial performance. REQUIREMENTS: Bachelor’s degree in Engineering, Information Technology, or a related field. Fluent in English and Cantonese. Minimum of 7-10 years of experience in data centre operations, with at least 3-5 years in a managerial role. Strong knowledge of data centre infrastructure, including power, cooling, and network systems. Proven experience in managing technical teams and 24/7 operations. Excellent problem-solving skills and the ability to manage complex operational challenges. Strong communication and interpersonal skills, with the ability to collaborate effectively with internal and external stakeholders. Certifications such as CDCP, CDCS, or similar are highly desirable. Work location in Tseun Wan 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. We’d love to get to know you! Tell us a bit about your background, experience, and what you're looking for in your next opportunity. The more we know, the better we can match you with roles that fit your goals. Let’s start with: - Your professional background, upload a copy of your latest resume. - Key skills and strengths - Career interests and goals This is your moment — make it count!

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