DayOne Tech Stack

Asia-Pacific data center operator with multi-country infrastructure footprint

IT Services and IT Consulting Singapore 501–1,000 employees Founded 2022 Privately Held

DayOne operates next-generation data centers across seven Asia-Pacific markets (Singapore, Malaysia, Indonesia, Thailand, Hong Kong, Japan, and beyond), serving hyperscalers and large enterprises. The tech stack reveals a traditional data center operations posture: SAP ERP (S/4HANA, FICO, BTP), facility management (BMS, ManageEngine), project controls (Oracle Primavera, Microsoft Project), and compliance frameworks (ISO 27001, SOC 2). Hiring is engineering and ops-heavy with 242 roles open across those two functions—a 2-to-1 ratio indicating sustained construction, commissioning, and infrastructure rollout across their regional footprint.

Tech Stack 117 technologies

Core StackAutoCAD ABAP SAP S/4HANA Primavera P6 Active Directory SAP Workday Word PowerPoint Excel BMS UPS ISO 27001 SOC 2 SAP UI5 SAP BTP SAP Workflow FICO OData Microsoft Project Oracle Primavera SharePoint Documentum Microsoft Office Microsoft 365 Teams ManageEngine Windows Oracle Primavera Cloud BIM+87 more

What DayOne Is Building

◆Challenges

Ensuring sla compliance
Minimizing downtime
Compliance with regulations
Maintaining 100% uptime
Cost-effective mep construction methods
Budget planning and cost management
Risk mitigation
Enhancing mechanical system performance
Maintaining sla compliance
Optimizing operational performance

▲Active Projects

Data center construction projects
Maintenance and upgrade projects
Ehs management system implementation
Data centre testing and commissioning
Ehs program development
Strategic initiatives to enhance mechanical system performance
Implementation of new systems and equipment
Critical infrastructure upgrades
Preventative maintenance activities
Bms integration with data centre infrastructure

Hiring Activity

Accelerating390 roles · 180 in 30d

Department

Engineering

134

Ops

108

Construction

Finance

Support

Legal

Security

Seniority

Senior

117

Manager

105

Mid

Junior

Director

Lead

Intern

Notable leadership hires: Shift Lead, Commissioning Director, Campus Director, Compliance Director, HR Communications Lead

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About DayOne

DayOne develops and operates data center facilities optimized for hyperscalers and enterprises across Asia-Pacific. The company is headquartered in Singapore and has marked the SIJORI region (Singapore, Johor, Riau Islands) as a consolidated market hub. With a 501–1,000-person workforce founded in 2022, DayOne combines regional infrastructure deployment with internal ERP and project-management systems to coordinate multi-site operations. Active projects span data center construction, commissioning, critical infrastructure upgrades, and preventative maintenance, alongside environmental, health, and safety program rollouts. Core operational challenges include SLA compliance, uptime guarantees, cost control in MEP construction, and mechanical system optimization across geographically dispersed facilities.

HeadquartersSingapore

Company Size501–1,000 employees

Founded2022

Hiring MarketsChina, Singapore, Japan, Malaysia, Spain, Thailand, Finland, Canada

Frequently Asked Questions

What tech stack does DayOne use?

DayOne's stack centers on SAP (S/4HANA, FICO, BTP, UI5), facility management tools (BMS, ManageEngine), project controls (Oracle Primavera, Microsoft Project), compliance standards (ISO 27001, SOC 2), and Microsoft office/collaboration tools (365, Teams, SharePoint).

Is DayOne hiring engineers?

Yes. Engineering is the largest department with 134 open roles; ops has 108. Together they represent 63% of the 387 total active roles, reflecting data center construction, commissioning, and maintenance scaling.