Senior HPC Systems Engineer – Linux, Slurm & Storage

RAPSYS TECHNOLOGIES PTE. LTD.

Singapore

On-site

SGD 70,000 - 110,000

Full time

5 days ago

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Job summary

RAPSYS TECHNOLOGIES PTE. LTD. seeks an experienced HPC Systems Engineer to operate and optimize large-scale Linux HPC environments. You will support researchers, academics, and enterprise workloads with reliable and high-performance computing infrastructure.

The role covers administration of compute, storage, and network components; tuning job schedulers; and collaborating with developers for AI/DL workloads. On-call rotations and training responsibilities are included.

Qualifications

Experience operating Linux-based HPC environments in enterprise or research settings.
Knowledge of HPC storage, networking, and cluster management best practices.
Familiarity with parallel file systems and data lake concepts is a plus.
Strong troubleshooting, incident handling, and diagnostic skills.
Ability to communicate complex technical topics to diverse users and researchers.

Responsibilities

Administer, operate, and maintain Linux-based HPC clusters (compute, storage, network).
Manage HPC schedulers (Slurm, PBS Pro, LSF).
Manage parallel file systems (Lustre, GPFS / Spectrum Scale, BeeGFS).
Oversee Data Lake solutions (e.g. VAST) and HSM (DMF).
Handle cluster management and provisioning tools.
Perform system monitoring, patching, upgrades, capacity planning.
Troubleshoot hardware, software, OS, and network issues across HPC environments.
Participate in on-call or escalation rotations as required.
Collaborate with software engineers to support AI/DL apps and assist users.
Deliver HPC user training and contribute to documentation and best-practice guides.