HPC Scientist - 515

Quantinuum; City Of London; On-site; GBP 106,000 - 133,000; Full time

Job summary

A leading quantum computing company is seeking an HPC Scientist to support and manage Linux HPC clusters, assist scientific users with their workloads, and collaborate on innovative solutions. Candidates should possess a Master’s degree and relevant experience in HPC systems and Linux administration. This role offers a salary range of $140,000 to $175,000, along with a competitive benefits package and flexible work arrangements.

Benefits

Flexible work schedule

Health, dental, and vision insurance

401(k) match

Paid parental leave

Paid holidays and vacation

Qualifications

• Master’s degree minimum.
• 3+ years experience in HPC.
• 2+ years with Linux/Unix systems.

Responsibilities

• Install and support HPC clusters.
• Assist users with workloads and tools.
• Monitor system health and integrity.

Skills

Linux/Unix administration

HPC systems deployment

Scripting (Bash, Python)

Collaboration with engineers

Education

Master’s degree

PhD in relevant field

Tools

OpenOnDemand

JupyterHub

SLURM

Git

Job description

We are seeking an HPC Scientist in our Broomfield, CO location.

Quantinuum is a leader in the full stack of Quantum Computing from hardware design, build and operation, to Quantum Operating System development and deployment, to end user software development. Several of these stages require traditional HPC resources, separated or integrated with the Quantum Computers themselves. With the growth of the industry and the company, its HPC needs are growing too and hence we are hiring an HPC Scientist. This is a tremendous opportunity to leverage your traditional HPC expertise to join a sector in exponential growth at an early stage and become one of the first experts in the field.

Key Responsibilities

• Contributes to planning, installing, configuring, maintaining and supporting one or more Linux HPC clusters, including web-based HPC services such as Open OnDemand and/or JupyterHub
• Assists scientific computing users with developing, compiling, profiling, debugging and running their workloads in an effective and efficient way, using the appropriate tools such as GNU compilers, LLVM (including clang and flang), Intel compiler, OpenMP, MPI, Dask, etc
• Contributes to maintaining accurate and up to date end‑users-facing documentation about the HPC systems, supporting the usage of the HPC systems and infrastructure. Works with users to explain the documentation and improves it as needed
• Monitors system health, integrity, and resource utilization. Utilizes such metrics to inform management about future purchase decision
• Works collaboratively with other stakeholders, including security, networking, user support, and researchers to guarantee that needs are met, policies are implemented, and everything is working in the best possible way

YOU MUST HAVE

• Master’s degree minimum
• 3+ years of experience (advanced degree inclusive) in an HPC support or administrator role
• 2+ years of hands‑on experience with Linux/Unix administration and HPC systems deployment and management, including storage, computing, and InfiniBand networks
• 2+ years of experience writing scripts (e.g., Bash, Python) and utilizing automation/configuration tools to maintain consistent, reproducible, and well-documented HPC system states
• 1+ year of experience collaborating with external vendor support engineers to troubleshoot technical issues and collect/analyze logs from OS, firmware, PSU, or related components
• Due to Contractual requirements, must be a U.S. Person. defined as, U.S. citizen permanent resident or green card holder, workers granted asylum or refugee status
• Due to national security requirements imposed by the U.S. Government, candidates for this position must not be a People’s Republic of China national or Russian national unless the candidate is also a U.S. citizen.

WE VALUE

• PhD in mathematics, computer science, physics, electrical engineering, or a related field
• 2+ years post‑PhD experience in a role of HPC support or administrator
• Experience working with support engineers from external vendors, to troubleshoot problems, including ability to collect and communicate highly technical logs from different sources (OS, firmware, PSU, etc)
• Willingness and ability to learn new technologies and relevant domain knowledge
• Demonstrated experience installing, configuring, and maintaining web‑based services in an HPC environment such as OpenOnDemand or JupyterHub
• Familiarity in the administration of the SLURM workload management system, including debugging unexpected behaviors and/or configuring it for less common use cases
• Familiarity with Lmod environmental modules and the Spack package management tool
• Ability to write and maintain scripts using a range of programming languages such as bash shell, Python, Perl, Lua, etc.
• Familiarity with monitoring systems, creating actionable alerting, metrics collection to gain insight into production systems
• Experience administrating an environment with multiple versions of Python, Dask, GNU compilers, LLVM (including clang and flang), Intel compiler, OpenMP, MPI, and other user‑facing libraries
• Proficiency in one or more compiled languages such as C, C++, Fortran, or Rust
• A history of supporting code development in scientific computing
• A history of public‑facing work, such as code repositories, patents, or conference presentations
• Being a Linux Cluster Institute graduate, and/or a SIGHPC member or having equivalent experience in the field
• Experience with correctly configuring and maintaining LDAP in a Linux environment connecting to Microsoft's Active Directory
• Experience with git and version control in general
• Excellent written and oral communication skills, with the ability to simplify and communicate complex technical information

$140,000 - $175,000 a year

Compensation & Benefits

Non‑Incentive Eligible

The pay range for this role is $140,000 – $175,000 annually. Actual compensation within this range may vary based on the candidate’s skills, educational background, professional experience, and unique qualifications for the role.

Quantinuum is the world’s largest integrated quantum company, driving breakthroughs in materials discovery, cybersecurity, and next‑generation quantum AI. With a team of more than 600 employees, including more than 420 of them being scientists and engineers, we are leading the worldwide quantum computing revolution.

By uniting best‑in‑class software with high‑fidelity hardware, our integrated full‑stack approach is accelerating the path to practical quantum computing and scaling its impact across multiple industries.

As we celebrate the International Year of Quantum, there has never been a more exciting time to be part of this rapidly evolving field. By joining Quantinuum, you’ll be at the forefront of this transformative revolution, shaping the future of quantum computing, pushing the limits of technology, and making the impossible possible.

What is in it for you?

A competitive salary and innovative, game‑changing work

Flexible work schedule

Employer subsidized health, dental, and vision insurance

401(k) match for student loan repayment benefit

Equity, 401k retirement savings plan + 12 Paid holidays and generous vacation + sick time

Paid parental leave

Employee discounts

Quantinuum is an equal opportunity employer. You will be considered without regard to age, race, creed, color, national origin, ancestry, marital status, affectional or sexual orientation, gender identity or expression, disability, nationality, sex, or veteran status. Know Your Rights: Workplace discrimination is illegal