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.
Key Responsibilities
Own and oversee end-to-end ITSM operations across Incident, Service Request, Problem, and Change Management.
Ensure SLA and OLA adherence, and act as the primary escalation point for critical and high-priority incidents.
Enforce ITSM governance and maintain SOPs in line with audit and compliance requirements (e.g. SOX, ISO 27001).
Provide and coordinate Level 2/3 technical support across Microsoft 365, endpoints, and core infrastructure.
Drive continuous service improvement and automation initiatives to reduce ticket volumes and resolution times.
Manage vendors and engage stakeholders to ensure timely, effective issue resolution and service delivery.
Track KPIs and produce regular service performance reporting and trend analysis for management review.
Maintain knowledge-base articles and drive shift-left / self-service adoption.
Key Requirements
5–8 years of experience in IT support / ITSM roles, including a senior or lead capacity.
Strong working knowledge of ITIL practices; ITIL Foundation certification (or higher) preferred.
Hands-on experience configuring and administering ITSM tools (e.g. ServiceNow, Jira Service Management).
Hands-on expertise with Microsoft 365 administration and end-user computing.
Solid understanding of core infrastructure — networking, servers, and Active Directory / Microsoft Entra ID (Azure AD).
Leadership & Expectations
Act as escalation lead and incident commander for major incidents.
Mentor and develop junior engineers, sharing knowledge and best practices.
Ensure service consistency across regions.
Drive a culture of ownership and accountability in ticket handling and service quality.
Key Competencies
Strong analytical and problem-solving skills under pressure.
Excellent communication and stakeholder-management abilities.
Customer-focused mindset with a commitment to service excellence.
Ability to prioritise and manage multiple competing demands.
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.
Skills Required
- 5-8 years of experience in IT support / ITSM roles, including senior or lead capacity
- Strong working knowledge of ITIL practices
- ITIL Foundation certification (or higher)
- Hands-on experience configuring and administering ITSM tools (ServiceNow, Jira Service Management)
- Hands-on expertise with Microsoft 365 administration and end-user computing
- Solid understanding of core infrastructure: networking and servers
- Experience with Active Directory / Microsoft Entra ID (Azure AD)
- Experience acting as escalation lead/incident commander for major incidents
- Experience managing vendors and engaging stakeholders for service delivery
- Experience maintaining SOPs and supporting compliance frameworks (e.g., SOX, ISO 27001)
- Experience driving continuous service improvement and automation initiatives
What We Do
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.








