Costing Engineer (Installation)

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.

• →Develop detailed cost estimates for direct supply items (transformers, UPS, switchgear, chillers, cooling towers, etc.) including equipment, freight, taxes, and delivery.
• →For Installation Costing: Estimate on-site labor rates, subcontractor expenses, productivity factors, and installation efficiency for data centre fit-out.
• →Benchmark costs against industry standards, historical data, and market intelligence.
• →Support value engineering exercises by comparing alternative designs/materials.
• →Work with procurement to validate supplier quotations and identify cost-saving opportunities.
• →Prepare cost breakdowns for management approval and board presentations.
• →Track actual vs estimated costs and provide variance analysis.

• Bachelor’s degree in Quantity Surveying, Mechanical/Electrical Engineering, or Construction Management.
• 5+ years in MEP costing or installation costing for data centres, industrial plants, or large-scale infrastructure.
• Strong knowledge of data centre MEP systems (electrical, cooling, fire protection, BMS).
• Proficiency in cost estimation software and Excel.
• Understanding of local labor rates and subcontracting practices in Malaysia/SEA

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.