Senior Director, AI Architecture

Job not on LinkedIn

🔥 19 minutes ago

🇸🇬 Singapore – Remote

⏰ Full Time

🟠 Senior

🤖 AI Engineer

👻 Ghost score 10%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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DayOne

WebsiteLinkedInAll Job Openings

501 - 1000 employees

Founded 2022

🤝 B2B

📡 Telecommunications

💰 $3.5G Debt financing on 2025-07

B2B • Telecommunications

DayOne is a developer and operator of hyperscale and regional data center campuses across Asia‑Pacific and Europe. The company builds and runs interconnected, hub‑and‑spoke data center clusters (notably its SIJORI platform linking Singapore, Johor and Batam) to provide low‑latency, scalable capacity and connectivity for hyperscalers, cloud providers and large enterprises, with strong emphasis on energy‑efficient power and cooling systems and sustainability. DayOne focuses on rapid delivery, technical engineering, and integrating clean energy solutions to support large-scale digital infrastructure deployments.

📋 Description

• Define end-to-end reference architectures for modular AI PODs and AI Factory deployments • Integrate GPU/accelerator compute, scale-up and scale-out fabrics, high-performance storage, external connectivity and management networks • Set topology, performance, resilience, routing, oversubscription, addressing, structured cabling and optical design principles across InfiniBand, Ethernet/RoCE and emerging ultra-high-speed technologies • Define infrastructure requirements for GPU clusters, host platforms, NVMe-oF and parallel storage • Partner with facility engineering on rack layouts, fibre pathways, containment, power density, liquid cooling, controls, maintainability and commissioning • Lead technical discovery and architecture workshops with customers, OEMs, vendors and integration partners • Support sales and investment decisions with solution options, assumptions, indicative configurations, delivery constraints, cost drivers and technical risk assessments • Create governed reference designs, interface standards, requirements templates, deployment patterns and acceptance criteria • Shape preferred partner frameworks and technical evaluation criteria • Assess organizational capability, define specialist roles and build architecture, network engineering, fibre delivery and validation capabilities • Track and evaluate emerging AI infrastructure technologies • Chair AI architecture reviews, maintain architecture decision records and provide expert escalation for cross-layer performance, interoperability and deployment risk

🎯 Requirements

• Degree in Computer Engineering, Electrical Engineering, Network Engineering or a related technical discipline • Advanced degree advantageous • Typically 15+ years in data centre network, high-performance computing, cloud infrastructure or AI infrastructure architecture, with senior technical leadership responsibility • Deep expertise in high-radix Clos fabrics, InfiniBand and Ethernet/RoCE architectures, routing, optics, structured fibre and high-density physical deployment • Strong understanding of GPU cluster architecture, high-performance storage, workload data flows and the power/cooling implications of AI platforms • Proven experience defining reference architectures and converting customer/OEM requirements into buildable deployment specifications • Track record of vendor evaluation, partner ecosystem development and influencing executive investment decisions

🏖️ Benefits

• Equal opportunity employer • Inclusive work environment committed to diversity • Opportunity to contribute to DayOne’s global data infrastructure expansion • Permanent leadership role