Senior HPC Engineer

Quantori; España; Hybrid; EUR 70,000 - 100,000; Full time

Benefits offered by this job

Competitive compensation

Remote or office work

Healthcare benefits

Professional development

Job summary

Quantori is seeking an experienced Senior HPC engineer to support and optimize HPC clusters. The role focuses on Linux-based infrastructure (RHEL-like), with on-prem and cloud deployments, and requires collaboration with multiple technical teams to scale and streamline operations.

Responsibilities include configuring HPC servers, performance tuning, building from source, and maintaining security and monitoring tools.

Qualifications

• Experience in supporting production RHEL-like Linux servers and applications (5+ years).
• Ability to script and automate tasks; familiarity with building from source.
• Experience with HPC cluster software and management tools.
• Strong communication and collaboration across teams.
• English proficiency at least B2+ for technical discussions.

Responsibilities

• Manage HPC cluster configuration and Linux-based computation servers with performance tuning.
• Resolve performance issues on the cluster and help design HPC jobs.
• Install, configure, and manage Linux systems using HPC-specific software.
• Apply consistent security configuration standards across the Linux footprint.
• Implement and maintain monitoring and management tools.

Skills

Linux admin

RHEL-based

Performance tuning

Ansible

Scripting

Cluster management

English (B2+)

Education

Bachelor's in CS/IS

Tools

Bright Cluster Manager

Univa Grid Engine

Slurm

Spack

Git

Job description

We are looking for an experienced Senior HPC engineer. The role’s main focus will be to support high performance computing (HPC) clusters. Most Linux footprint within the environment is RHEL-based, deployed both on-prem and in cloud. Additional focus will be on supporting, building, and maintaining the scientific software, which will require some basic development skills (scripting languages, makefiles, etc.). Candidates are expected to work with various internal technical teams to manage and further develop the growing infrastructure, streamline management and operation of the footprint.

Location:

Quantori is an international team: we have colleagues who work not only from office but also remotely from all over the world.

Responsibilities:

• Manage HPC cluster configuration and Linux based computation servers, as well as provide performance tuning.
• Assist in resolving performance issues on the cluster, help with designing HPC jobs.
• Install, configure, and manage Linux systems throughout the environment using HPC-specific software.
• Apply consistent security configuration standards across the Linux infrastructure
• Implement and maintain management and monitoring tools.
• Develop opportunities to streamline and automate deployment and configuration tasks.
• Provide technical support and guidance for Linux deployments.
• Build from source, install, configure, and manage linux applications on the cluster.

What we expect:

• Experience in supporting production RHEL-like Linux servers and applications (5+ years), general knowledge of common open-source applications, such as NGINX, PostgreSQL, MariaDB, and Git
• General understanding of services like DHCP/DNS/NTP
• Experience with Ansible or similar configuration-as-a-code software: 3+ years
• Comfortable with configuring OS images from scratch
• Comfortable with building software from the source code, understanding the concept of dependencies, libraries, and linking
• Background in remote management of large on-prem infrastructure (multiple servers, switches, storages, etc.)
• Excellent communication and interpersonal skills
• Performance optimization skills in Linux
• Excellent communication skills with the English proficiency of at least B2+

Nice to have:

• AWS: hands-on experience with production environment
• Hands-on experience with HPC cluster software: Bright Cluster Manager, Univa Grid Engine, Slurm, EasyBuild, Spack
• Python/R or similar scripting language

We offer:

• Competitive compensation
• Remote or office work
• Healthcare benefits: medical insurance and paid sick leave
• Continuous education, mentoring, and professional development programs