Back to Jobs

Principal / Staff HPC Software Engineer

Remote, USA Full-time Posted 2025-07-27

Job description

Overview:

X-ScaleSolutions is a start-up based in Columbus, Ohio. We specialize in a range of high-performance and scalable solutions for current generation systems ranging from small deployments of a couple systems to multi-petaflop systems and the emerging Exascale systems. The mission of the company is to develop innovative and leading-edge software products, with a focus on five areas: 1) High-Performance Computing, 2) AI (Deep/Machine Learning), 3) Big Data, 4) Cloud Computing, and 5) HPC Security.

Are you interested in working on state-of-the-art hardware, software and middleware?

X-ScaleSolutions is looking for an enthusiastic Principal / Staff HPC Software Engineer with desired experience in High-Performance Computing (HPC), Message Passing Interface (MPI), network programming with modern HPC interconnects (InfiniBand, Omni-path, Slingshot, Ethernet/iWARP and RoCE), GPU/CUDA programming, and development of parallel applications on modern HPC systems (with CPUs and GPUs) to join our team.

The MPI software engineer is expected to take a lead role in projects to design and develop production quality MPI code with novel features and associated parallel applications.

    Technical expertise required:
  • Strong experience in Linux
  • C programming
  • MPI Library (design and debugging) experience
  • Experience on HPC technologies and platforms
  • Parallel application designs and development on HPC systems
    The ideal candidate will have:
  • Multiple years of experience in HPC, MPI standard, multi-core processors, GPUs/accelerators.
  • Knowledge of InfiniBand, High Speed Ethernet, Slingshot, Omni-Path, or similar high-performance networking technologies.
  • Design and development of parallel applications on modern HPC systems with CPUs and GPUs
  • Familiar with the typical design cycle (design, develop, test, tune, release, bug fixes, etc.) for producing and maintaining high quality software and the associated tools
  • Demonstrate strong analytical, troubleshooting and problem-solving skills
  • Strong communication, organizational and customer service skills
  • The ability to work in a team setting
  • A background in computer science or computer engineering
  • Strong preference for PhD and experience with grant / SBIR writing

This is a full-time position, though part-time candidates will be considered. Flexible schedule and remote position. Healthcare, retirement and PTO package provided. Must be currently eligible to work in the US.

Job Type: Full-time

Salary Range: $175,000 - $225,000/year depending on location and relevant experience.

    Experience:
  • High Performance Computing: 3 years (Required)
  • Message Passage Interface (MPI): 1 year (Required)
  • Parallel Application Design and Development: 1 year (Required)

Work Location: Remote

Job Types: Full-time, Part-time, Contract

Pay: $175,000.00 - $225,000.00 per year

    Benefits:
  • 401(k)
  • 401(k) matching
  • Dental insurance
  • Flexible schedule
  • Health insurance
  • Life insurance
  • Paid time off
  • Professional development assistance
  • Referral program
  • Retirement plan
  • Vision insurance

People with a criminal record are encouraged to apply

Work Location: Remote

Apply Job!

Apply to this Job

Similar Jobs