HPC Operations Engineer

Mode Talent Pty Ltd; Sydney; On-site; AUD 360,000 - 440,000; Full time

Job summary

Mode Talent Pty Ltd in Sydney is assisting a global trading firm to hire an experienced HPC Operations Engineer to maintain, optimise, and support Linux-based HPC environments powering quantitative research and low-latency trading.

You will manage large-scale HPC clusters, storage, and networking; tune Lustre/GPFS, Slurm/Grid Engine, and RDMA; automate with Ansible or SaltStack; and collaborate with research and trading teams to maximise uptime and performance.

Qualifications

• Strong Linux systems administration experience in HPC environments.
• Knowledge of parallel filesystems, batch schedulers, and high-performance networking.
• Proficiency in at least one scripting language.

Responsibilities

• Manage and support large-scale HPC clusters, storage, and networking infrastructure.
• Maintain and optimise Lustre/GPFS parallel filesystems, Slurm/Grid Engine schedulers, and RDMA fabrics.
• Diagnose and resolve complex operational issues in mission-critical environments.
• Automate processes with tools like Ansible, SaltStack, and scripting in Python, Go, or C.
• Collaborate closely with research and trading teams to ensure maximum uptime and performance.

Skills

Linux administration

HPC technologies

Scripting (Python/Go/C)

High-performance networking

Cluster management

Tools

Lustre/GPFS

Slurm/Grid Engine

RDMA fabrics

Ansible

SaltStack

Job description

HPC Ops Engineer wanted – $400K+ to run one of the fastest, most advanced trading compute environments in the world.”

• Power the compute behind world-class trading.
• Run cutting-edge HPC infrastructure for a global trading leader

HPC Operations Engineer – $400K+ | Global Trading Firm

Join a high-performing global proprietary trading firm where cutting-edge technology drives success. We’re looking for an experienced HPC Operations Engineer to maintain, optimise, and support our Linux-based high-performance computing (HPC) environments that power advanced quantitative research and low-latency trading systems.

What You’ll Do

• Manage and support large-scale HPC clusters, storage, and networking infrastructure.
• Maintain and optimise Lustre/GPFS parallel filesystems, Slurm/Grid Engine schedulers, and RDMA fabrics.
• Diagnose and resolve complex operational issues in mission-critical environments.
• Automate processes with tools like Ansible, SaltStack, and scripting in Python, Go, or C.
• Collaborate closely with research and trading teams to ensure maximum uptime and performance.

What We’re Looking For

• Strong Linux systems administration experience, preferably in HPC or similar environments.
• Knowledge of HPC technologies (parallel filesystems, batch schedulers, high-performance networking).
• Proficiency in at least one scripting/programming language.
• Excellent troubleshooting and problem-solving skills.
• Ability to thrive in a fast-paced, collaborative environment.

Why Join Us?

• Work alongside world-class engineers and researchers.
• Opportunity to work on cutting-edge HPC and trading technologies.
• High-impact role where your work directly drives business performance.