Principal Infrastructure Architect

6 days ago

Singapore FIRMUS METAL INTERNATIONAL PTE. LTD. Full time

**ROLES AND RESPONSIBILITIES**

We are seeking for a Principal Infrastructure Architect to design our high-speed network architecture within our Hypercubes. The Principal Infrastructure Architect will also be required to work closely with our R&D teams, working together on the next generation of network solutions to support the growth of our AI infrastructure. The Principal Infrastructure Architect will also be responsible for:
**Design of Supporting Facility Networks**
- **Structured Cabling**:Develop and implement structured cabling solutions, both optical and copper, optimized for high-density and immersion cooling environments.
- **Supporting Networks**:Design and deploy IP networks to support BMS, SCADA, CCTV, EAC systems, and corporate networks specifically tailored for hypercube deployments.
- **Configuration and Testing**:Define detailed network configuration specifications, undertake quality assurance assessments, and validate performance to meet reliability and security standards.

**Design of Compute Network Fabrics**
- **Optical Network Design**:Develop link budgeting, specify appropriate cabling with considerations for immersion environments, hardware component selection like transceivers, switches, and equipment that meet performance criteria.
- **Deployment Layouts and Configuration Planning**:Develop comprehensive deployment layouts, including rack elevations, cable management plans, patching schedules, and detailed configuration scripts to optimize network performance and scalability.

**Supporting Infrastructure Planning**
- **GPU Compute**:Plan and oversee the deployment of GPU nodes, ensuring optimal performance within immersion cooling systems and seamless integration with network fabrics.
- **CPU / Supervisory Nodes**:Design layouts and connectivity of supervisory control nodes and CPU clusters, focusing on redundancy, failover capabilities, and integration with monitoring systems.
- **Storage Platforms**:Architect high-throughput storage solutions, such as NVMe storage, parallel file systems and distributed storage technologies, to meet the demands of HPC workloads.
- **Wide Area Networks**:Design and implement external access networks, including next-generation firewalls, high-performance routers, and Wavelength Division Multiplexing networks for high performance interconnects to internet peering and data centre cross connects.

**Project Development**
- **Material Schedules**:Create detailed Bill of Materials for all networking and infrastructure components, considering current and future scalability requirements.
- **Project Costing**:Prepare project cost estimates, engage with finance teams, and ensure cost-effectiveness without compromising on quality or performance.
- **Vendor Evaluation and Selection**:Assess vendors and select suppliers based on technical requirements specifications, cost and reliability.
- **Construction Detailing**:Collaborate with engineering and construction teams to translate network designs into practical implementations, ensuring alignment with physical infrastructure constraints and immersion cooling requirements.
- **Testing & Handover**:Develop and implement deployment strategies, including staging, installation procedures, and testing methodologies to validate system performance and reliability.

**R&D Collaboration**
- **Product Development Enhancement**:Engage in R&D projects to advance product offerings, focusing on efficiency technologies, networking, HPC systems, and immersion cooling solutions.
- **Technology Advancement**:Stay ahead of industry trends, contribute to innovation by experimenting with new technologies (e.g., silicon photonics, next generation network protocols), and integrate viable solutions into immersion architectures.

**SKILLS AND EXPERIENCE**
- Minimum of 10 years of hands-on experience, designing and deploying large-scale telecommunications and data centre networks, with a significant focus on HPC environments.
- Expertise in optical networking technologies, such as WDM, optical filters, optical amplifiers, multiplexers, and demultiplexers.
- Knowledge of design implications and challenges in operating compute equipment within immersion cooling environments, including material compatibility and thermal dynamics.
- Familiarity with high-performance networking hardware from vendors like NVIDIA Mellanox, Arista, Cisco, Juniper, and their integration within HPC clusters.
- Understanding of high-speed storage technologies, including SSD arrays, NVMe over Fabrics, and tiered storage architectures.
- Proven ability to lead and collaborate with cross-functional teams, including engineers, technicians, and project managers.
- Exceptional ability to communicate complex technical concepts clearly and effectively to diverse audiences.
- Successful design and implementation of at least two large-scale HPC network deployments.
- Hands-on experience with networking in immersion cooling environments, addressing unique challenges related

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