About this role
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.
About DayOne Behind every app, every AI tool, every connected experience, there is a data center. DayOne builds them. And in Thailand, we are building some of the most significant ones in Southeast Asia. DayOne's hyperscale campus in Chonburi province is on track to become the country's first 1GW power platform, backed by US$4.5B+ in Series C funding and a long-term commitment to Thailand's digital future
About the Role You'll support the Customer Success Manager in delivering DayOne's client-facing services and projects. This will involve coordinating daily operations, tracking service performance, and keeping documentation audit-ready across a portfolio of hyperscale infrastructure projects. This is a structured, entry-to-early-career role with genuine exposure to how client relationships and project delivery work in a live data center environment.
Customer Engagement and Support
• Manage day-to-day customer communications, ensuring timely and professional responses to inquiries and issues.
• Prepare customer-facing documentation and maintain accurate records to support the relationship the Customer Success Manager owns.
Service Delivery Monitoring
• Track service performance against SLAs and prepare regular reports and dashboards.
• Coordinate with internal teams to keep service operations running smoothly and resolve issues on time.
Project Coordination
• Support the Customer Success Manager on project schedules, documentation, and stakeholder communications.
• Track project milestones, procurement activities, and flag risks early.
Compliance and Cross-Functional Collaboration
• Maintain organized records of service and project activity in line with audit and compliance requirements, including ITIL standards.
• Liaise with operations, network, IT services, and construction teams to keep tasks moving, and coordinate meetings and follow-ups across teams.
Requirements
Technical Skills
• Bachelor's degree in Project Management, Engineering, or a related discipline.
• At least 1 year of experience in the data center industry, MEP consultancy, or construction is preferred. Fresh graduates with relevant internship or project exposure are welcome to apply.
• Working proficiency in English
Soft Skills
• Communicates clearly and professionally with customers and internal stakeholders across different seniority levels.
• Keeps multiple workstreams organized and on track without needing reminders on deadlines.
• Picks up new processes quickly in an environment where standards are high and details matter.
Nice to Have
• A second regional language is a strong advantage for engaging clients across different markets.
• Exposure to ITIL frameworks or service delivery standards.
• Familiarity with SLA monitoring tools or client-facing reporting dashboards.
• Prior exposure to hyperscale or mission-critical infrastructure projects.
Why DayOne? Joining DayOne in Thailand means being part of something with real national significance, infrastructure that will power industries and put Thailand at the centre of Southeast Asia's digital map. You will grow with it: real responsibilities from day one, 40+ training hours per year, and a team that is as invested in your development as it is in delivering results.
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.