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.

Position Summary

As the LLE Assistant Manager, you are to lead, plan, execute and manage the delivery, installation and commissioning of the prefabricated long lead equipment and products for new data centre projects, ensuring the equipment are rigorously tested, validated and handed over to Operations and Customers meeting design intent, reliability standards, contractual requirements, and safety protocols to ensure seamless project execution.

You will drive the First-of-Kind (FOK) process and onsite integration of prefabricated MEP equipment for our data center projects. Acting as the critical link between the overseas fabrication factories, logistics providers, and the site construction team. You will ensure that prefabricated components are manufactured to specification, transported efficiently, and installed seamlessly to support aggressive construction schedules.

Key Responsibilities

Prefab Logistics & Supply Chain Management
Serve as the primary liaison with overseas prefabrication factories and freight forwarders.
Plan and coordinate endtoend logistics, including:

Route surveys and feasibility studies
Customs clearance and import/export documentation
Delivery scheduling aligned with the site construction program

Track shipments in real time and proactively resolve delays to ensure justintime delivery.
Factory & Manufacturing Oversight
Validate shop drawings, fabrication models, and Bills of Materials (BOMs) to ensure compliance with project specifications.
Monitor factory production schedules and conduct Factory Acceptance Tests (FAT) to verify quality before shipment.
Ensure packaging and labeling meet international transport and site handling requirements.
OnSite Integration & Installation Support
Coordinate with MEP subcontractors and site teams to plan:

Offloading, storage, and staging areas
Crane/lifting plans and safe handling procedures

Supervise the installation and integration of prefabricated MEP modules, ensuring alignment with design intent and system functionality.
Troubleshoot onsite issues related to prefabricated components and implement corrective actions swiftly.
CrossFunctional Collaboration
Facilitate daily coordination between design, procurement, logistics, and construction teams.
Attend site coordination meetings to align prefabrication deliverables with overall construction milestones.
Ensure smooth handover of prefabricated systems from logistics to installation teams.
Commissioning (Cx) & Documentation
Support Site Acceptance Tests (SAT) and overall commissioning activities for prefabricated MEP systems.
Maintain comprehensive records of:

Factory test reports, shipping documents, and delivery receipts
Asbuilt markings and commissioning data

Qualifications

Bachelor's degree in Mechanical, Electrical, or a related engineering field.
Minimum 5 years of experience in MEP or construction projects, preferably involving prefabrication or modular systems.
Direct experience coordinating prefabricated equipment sourced from overseas is highly preferred.
Strong understanding of mechanical and electrical systems, with an electrical background considered a plus.
Familiarity with logistics planning, international shipping, and customs processes.
Knowledge of commissioning practices (FAT/ SAT) is advantageous.
Excellent communication and problemsolving skills.
Proficiency in Thai, English and Mandarin is essential for effective coordination with multi-lingual partners.

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.

Long Lead Equipment (LLE) Assistant Manager