Senior Slurm Cluster & HPC Engineer (AI)

Location: Singapore, SG

Company

hirify.global is a technology company focused on Bitcoin mining solutions and AI cloud infrastructure, operating mining and HPC datacenters globally.

What you will do

• Design, deploy, and operate production Slurm clusters on bare metal and virtual machines, including high availability, authentication, accounting, and live upgrades.
• Implement topology-aware GPU scheduling for InfiniBand, RoCE, and NVLink fabrics, validating placement with NCCL and multi-node training tests.
• Manage multi-tenant scheduling policies, quotas, fairshare, preemption, reservations, and fail-closed authorization.
• Lead Slinky Slurm-on-Kubernetes integrations and shift GPU capacity between batch training and Kubernetes inference workloads.
• Operate containerized job runtimes, health checks, automated draining and requeueing, rack acceptance testing, and GPU reliability diagnostics.
• Deliver reproducible infrastructure with Terraform, Ansible, PXE, Redfish, and IPMI; integrate observability, accounting, billing, customer support, and technical documentation.

Requirements

• 8+ years of HPC, systems, or cloud infrastructure engineering experience, including 4+ years operating production Slurm clusters at 100+ GPU-node scale.
• Deep hands-on experience with Slurm configuration, scheduling policies, accounting, authentication, REST APIs, and live version upgrades.
• Strong knowledge of NVIDIA GPU infrastructure, DCGM, MIG, InfiniBand/RoCE, GPUDirect RDMA, NCCL, and GPU failure diagnosis.
• Production Kubernetes experience and exposure to Slurm-on-Kubernetes stacks such as Slinky, slurm-bridge, CoreWeave SUNK, or Nebius Soperator.
• Experience with bare-metal provisioning, firmware and BIOS lifecycle management, virtualized compute, Terraform, and Ansible.
• Working knowledge of parallel storage, Python, and Bash; clear written and verbal English communication is required.

Nice to have

• Go experience for platform control-plane and Slurm/Slinky REST integrations.
• Experience with Lustre, GPFS/Spectrum Scale, WEKA, VAST, or NFS.

Culture & Benefits

• Inclusive environment that values authenticity and diverse perspectives.
• Startup spirit within a fast-growing digital asset and AI infrastructure company.
• Opportunities to contribute directly to new projects and systems.
• Autonomy, personal accountability, learning opportunities, training, mentoring, and welfare benefits.