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 the Role DayOne is building its flagship hyperscale data center campus in Lahti, on a former industrial site in Kiveriö. The campus is designed to use Finland's naturally cool climate for free cooling, with air-cooled chillers that remove the need for freshwater cooling. Join the Lahti team early and help shape how a campus of this scale is built, commissioned, and run. As a Senior Building Services Specialist, you will lead day-to-day building services, civil and structural maintenance, soft services, and contractor management across assigned data center facilities. Reporting to the Building Services Manager, you will supervise technical support staff, and oversee the work needed to maintain building condition and operational standards. You will oversee facility maintenance, enforce Environmental Health & Safety (EHS) requirements, and execute Permit-to-Work (PTW) protocols. Your key responsibilities will include, Building Maintenance Overseeing routine, preventive, and reactive maintenance of non-critical building services, civil and structural components, plumbing, drainage, roofing, and architectural elements. Overseeing heating, ventilation, and air conditioning (HVAC) maintenance for comfort cooling. Inspecting whitespace, gray space, perimeters, and administrative areas daily; initiate corrective action for structural, security, and cosmetic issues. Contractor Management Supervising janitorial, pest control, waste management, and civil repair vendors to maintain service quality. Issuing work permits and enforce PTW, risk assessment, and method statement (RAMS) requirements for all physical works. Maintaining compliance with local occupational safety regulations, fire standards, building codes, and internal International Organization for Standardization (ISO) frameworks. Maintenance Resource Coordination Assign, schedule, and review technical support staff’s daily tasks to maintain work quality. Tracking ticket turnaround and work order resolution in the computerized maintenance management system (CMMS). Maintaining accurate inventory records for consumables, architectural hardware, paint, tools, and safety equipment. Requirements Technical skills Technical qualification in Facilities Management, Civil or Mechanical Engineering, or Building Services. More than 5 years of experience in commercial building management or facility operations in high-tech industrial plants, cleanrooms or data centers Working knowledge of CMMS platforms, PTW processes, building management systems (BMS), and local fire authority regulations. Experience supervising vendor work and enforcing PTW, RAMS, and site safety requirements. Soft skills Effective and clear communication skills and the ability to work with a multidisciplinary team. Proactive, solutions-oriented mindset with high integrity and a collaborative working style. Ability to work in a fast-paced operational environment. Proficiency in English, both written and spoken. Knowledge of Finnish is considered a benefit. Why Join DayOne? Be a part of a company scaling fast in a booming industry. Work on an international stage with global leaders. Shape your career in a culture that values curiosity, agility, and bold thinking. 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!

Senior Building Services Specialist.

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