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. Job Description Job Summary: The Construction Environmental, Health, and Safety (EHS) Manager is responsible for developing, implementing, and overseeing EHS management systems, policies, and technical standards to ensure full compliance with applicable safety, health, and environmental regulations throughout construction activities. This role requires strong leadership and extensive technical expertise to proactively identify hazards, assess risks, and implement effective control measures across high-risk activities such as lifting operations, working at height, electrical works, and energy isolation, to ensure a safe and compliant working environment. • Technical Program Management: Develop, implement, and maintain the Environmental, Health, and Safety (EHS) Management System in compliance with applicable laws, regulations, company standards, and client requirements. Ensure all construction activities are executed in accordance with EHS requirements and industry best practices. • Regulatory Compliance: Maintain up-to-date knowledge of applicable local and international EHS regulations and standards, including U.S. Occupational Safety and Health Administration (OSHA), Environmental Protection Agency (EPA), Indonesia Ministry of Manpower (MOM), and National Environment Agency (NEA). Ensure all project policies, procedures, and practices are aligned with these regulatory requirements. • Risk Assessment and Mitigation: Conduct comprehensive project risk assessments and maintain a project risk register to identify, evaluate, and control potential safety, health, and environmental risks. Develop and implement effective mitigation measures to eliminate or reduce identified risks and enhance overall project safety and quality. • Audit and Inspection Leadership: Plan, lead, and participate in internal EHS audits, site inspections, and regulatory inspections. Analyse audit findings and ensure timely implementation and closure of corrective and preventive actions. Provide technical EHS leadership and guidance for high-risk construction activities, including lifting operations, working at height, electrical works, hot work, and energy isolation (LOTO). • Training and Communication: Develop and deliver EHS induction programs, toolbox talks, and specialized training for employees, contractors, and management. Act as a technical subject matter expert and effectively communicate EHS expectations, requirements, and performance across the project. • Incident Management: Lead and manage investigations of incidents, near-misses, and unsafe conditions, including root cause analysis and implementation of corrective and preventive actions to prevent recurrence. • Stakeholder Coordination: Coordinate and collaborate with project teams, contractors, and relevant external authorities on all EHS-related matters to ensure alignment, compliance, and effective implementation of EHS programs. Required Experience, Qualifications and Education: • Bachelor’s degree in Occupational Safety and Health, Environmental Science, Engineering, or a related discipline. An engineering background is preferred. • Minimum of 6 years of relevant experience in an Environmental, Health, and Safety (EHS) role, preferably within construction, oil and gas, or infrastructure projects. • Mandatory certification as an EHS professional, such as AK3U, Lifting Safety certification, Electrical Safety certification, and Working at Height certification. Additional certifications including IOSH, NEBOSH, CSP, or Fire Safety are considered an advantage. • Strong proficiency in both written and spoken English is required. Ability to communicate in Mandarin is an (added advantage) for coordination with Mandarin-speaking stakeholders. 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!

EHS Manager.

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