Building Management System (BMS) Construction Manager

About Day. One Data Centers Day. One Data Centers is a Singapore-headquartered global digital infrastructure platform that develops and operates next-generation data centers across Asia Pacific and Europe. Trusted by leading hyperscalers and businesses, the company engineers, builds, and operates high-capacity, AI-ready campuses with speed, scale, and reliability.

About Day. One: Day. One Data Centers is a Singapore-headquartered global digital infrastructure platform that develops and operates next-generation data centers across Asia Pacific and Europe. Trusted by leading hyperscalers and businesses, the company engineers, builds, and operates high-capacity, AI-ready campuses with speed, scale, and reliability.

About the Role

You'll own end-to-end building management system (BMS) delivery in Chon Buri, from installation planning through commissioning and integration, against project specifications and the construction programme. You'll manage schedules, resources, costs and project risks, coordinating subcontractors, vendors and construction teams to meet delivery milestones.

As the main BMS contact for clients and stakeholders, you'll provide technical guidance and progress reports and oversee compliance with relevant standards, regulations and safety requirements.

Responsibilities

Deliver the BMS Scope Manage end-to-end BMS delivery against project specifications and the construction programme. Plan schedules and allocate resources to support installation and commissioning milestones. Manage costs and project risks, using data analysis to inform decisions and support delivery within the agreed schedule.

Coordinate Installation and Stakeholders Coordinate with mechanical, electrical and plumbing (MEP) and civil, structural and architectural (CSA) teams to align BMS installation with construction activities. Coordinate subcontractors and vendors to align installation and integration with the overall programme. Provide clients and stakeholders with technical guidance and progress reports as their main BMS contact.

Commission Integrated, Compliant Systems Oversee commissioning and integration with heating, ventilation and air conditioning (HVAC), power, lighting, security, fire alarms and other building services. Review control drawings, sequences of operation and commissioning documentation to ensure systems meet project specifications and relevant standards.

Ensure BMS work complies with relevant regulations and safety requirements, and implement and maintain safety procedures.

Requirements

Technical Skills At least 5 years of experience in BMS engineering, construction and commissioning, with a proven track record of managing BMS installation projects. Technical knowledge of BMS and building services, including HVAC, electrical systems and fire protection, and proficiency in BMS software such as Honeywell, Siemens or Schneider Electric.

Experience managing project costs, schedules, risks and competing priorities, with proficiency in data analysis tools and techniques to support analytical problem-solving. Soft Skills Explain technical information clearly in English to clients, contractors and other technical and non-technical stakeholders through technical guidance and progress reporting.

Coordinate construction teams, subcontractors and vendors to align BMS installation and integration with the overall programme. Use data analysis to assess delivery risks and inform cost and schedule decisions.

Nice to Have

Experience delivering BMS projects in data center environments. Relevant certifications in BMS or HVAC, or Project Management Professional (PMP) certification. Why join Day. One? You'll own BMS delivery from installation planning through commissioning and integration, coordinating across construction disciplines and serving as the main BMS contact for clients and stakeholders.

We are an Equal Opportunity Employer Day. One is an equal opportunity employer committed to building a diverse and inclusive workplace. We welcome applications from all qualified individuals regardless of race, ethnicity, gender, sexual orientation, age, disability, religion, or any other characteristic protected by applicable law.

We believe that diverse perspectives strengthen our team and drive better outcomes for the communities we serve worldwide. Day. One 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.