HPC Customer Solutions Engineer

NextSilicon; Austin (TX); Hybrid; USD 120,000 - 180,000; Full time

Job summary

NextSilicon seeks a highly capable HPC Customer Solutions Engineer to bridge advanced HPC technology and its end users. You will support scientific applications, diagnose bugs, and influence feature development while collaborating with product and engineering teams.

Hybrid work is available in our Austin or Minneapolis offices, with remote options for exceptional candidates. A strong background in C/C++/Fortran and MPI/OpenMP is essential, along with Linux expertise and excellent communication

Qualifications

• Master's degree in CS/engineering/physics or related field; relevant experience may substitute.
• Proficiency in C, C++, and/or Fortran and parallel programming models.
• Experience with Linux/Unix, profiling, and HPC toolchains.

Responsibilities

• Provide hands-on support to customers resolving HPC issues and ensure satisfaction.
• Identify and reproduce bugs, drive fixes, and communicate status clearly.
• Collaborate with product and software teams to guide feature development and documentation.

Skills

C programming

C++

Fortran

Education

Master's degree in computer science, engineering, physics, or related field

Tools

MPI

OpenMP

CUDA

OpenACC

LLVM toolchains

SLURM

PBS

Linux

Job description

NextSilicon is reimagining high-performance computing. Our accelerated compute solutions leverage intelligent adaptive algorithms to vastly accelerate supercomputers, driving them forward into a new generation. Our new software-defined hardware architecture enables HPC to fulfill its promise of breakthroughs in all fields of advanced research.

At NextSilicon, everything we do is guided by three core values:

• Professionalism: We strive for exceptional results through professionalism and unwavering dedication to quality and performance.
• Unity: Collaboration is key to success. That's why we foster a work environment where every employee can feel valued and heard.
• Impact: We're passionate about developing technologies that make a meaningful impact on industries, communities, and individuals worldwide.

Join our customer success team as an HPC Customer Solutions Engineer. We are seeking a highly skilled, customer-centric individual to act as the primary link between our cutting‑edge HPC technology and its end‑users.

Operating at the forefront of computer science and scientific applications, you will be instrumental in enabling our customers to achieve peak performance in diverse fields such as graph algorithms, sparse computations, weather prediction, and more. As our platform evolves to incorporate next‑generation capabilities (including AI/ML), you will be a key resource in supporting these emerging technologies. You will not only directly support users but actively drive the usability and feature development of our platform by collaborating closely with our product and software engineering teams.

If you are passionate about science and technology, thrive in a customer‑facing role, and want to shape the future of high‑performance computing, we want to hear from you.

We currently have 2 open requisitions for this Customer Solutions Engineer role.

Location:

Hybrid in either our Austin, TX or Minneapolis, MN offices preferred but Remote considered for exceptional candidates.

Requirements:

• Master's or higher degree in computer science, engineering, physics, or a related field; candidates may be considered if they have relevant experience in lieu of an advanced degree
• Proficiency in C, C++, and/or Fortran programming languages
• Working understanding of standards‑based parallel programming models and languages such as MPI, OpenMP, CUDA, or OpenACC
• Familiarity with HPC software stack components including LLVM compilers and toolchains, libraries, schedulers, and job submission systems (e.g., SLURM or PBS)
• Experience with Linux/Unix operating systems and command‑line tools for system navigation, administration, and troubleshooting
• Knowledge of performance optimization techniques for parallel computing, including code profiling, tuning, and scaling
• Exceptional written communication skills with a proven ability to produce clear, concise, and technically accurate documentation
• Strong verbal communication for effective customer engagement and internal advocacy
• Results‑driven and relentless, with a bias toward creative solutions and a no‑excuses approach to delivering outcomes
• US citizenship with eligibility to visit US government research facilities strongly preferred

Desirable Technical Skills

• Familiarity with Python and its relevant data science libraries (e.g., NumPy, Pandas)
• Familiarity with key AI/ML frameworks (e.g., PyTorch, TensorFlow, JAX, vLLM and llama.cpp) and/or working knowledge of optimizing, profiling and debugging AI/ML workloads on parallel architectures (e.g., GPU acceleration, distributed training)
• Packaging, compiling, troubleshooting, running open‑weight models
• Working with or in a neocloud/hyperscaler provider

Responsibilities:

• Provide hands‑on support, assisting customers in resolving technical issues for scientific HPC applications
• Identify, troubleshoot, and reproduce resolving client‑facing bugs and runtime errors, ensuring timely resolution and customer satisfaction
• Drive new software features through direct customer engagement, and resolve client‑facing issues.
• Maintain up‑to‑date knowledge of key software features and communicate effectively with customers to provide guidance and support
• Act as a liaison between internal teams, end‑users, and relevant stakeholders to advocate for and fulfill customer needs, translating technical requirements into software features
• Contribute to the development and upkeep of user documentation and support knowledge base
• Profile and identify bottlenecks in a diverse range of HPC applications across various architectures