Senior HPC Applications Engineer for AI & Multi-Node Workloads

Parallel Works, Inc.; Chicago (IL); On-site; USD 140,000 - 210,000; Full time

Benefits offered by this job

Medical, vision, and dental coverage

401(k) with company match

Paid vacation and sick time

Short term disability

Job summary

Parallel Works, Inc. is seeking a Senior HPC Applications Engineer to own the software stack and user experience on our ACTIVATE platform. You will support weather, AI, and scientific workloads across on-prem, cloud, and GPU providers, ensuring consistent behavior across compilers, modules, and filesystems.

The role involves escalation on build failures, multi-node runs, and throughput issues, with frequent collaboration with users to resolve root causes and deliver effective fixes.

Qualifications

• 10+ years supporting scientific or AI application users on Linux HPC systems.
• Building complex software from source on RHEL and Debian/Ubuntu systems: compilers, MPI, CMake and autotools.
• Running Spack or EasyBuild and Lmod in production.
• Experience with multi-node GPU workloads from the platform side.

Responsibilities

• Software stack: compile and package MPI implementations (OpenMPI, MPICH, Intel MPI, HPC-X), compilers (GCC, Intel oneAPI, NVHPC), and scientific libraries via Spack or EasyBuild with Lmod module trees.
• Enable AI and ML workloads: install requested frameworks, get multi-node GPU launch working, and diagnose environment vs framework issues.
• Performance work: run scaling studies, profile with Nsight, VTune, TAU, HPCToolkit, or Score-P, and hand findings to the systems team.
• Portability: get customer codes running on new GPU architectures and new venues using containers when needed.
• User support: triage tickets, diagnose failed jobs, and provide written explanations.
• Documentation and training: user guides, office hours, and training including Government sessions.

Skills

10+ years supporting scientific or AI

Building complex software from source

Spack or EasyBuild production

Lmod in production

Multi-node GPU workloads

Site-provided software stacks

Domain knowledge: weather/climate or C

Tools

Spack

EasyBuild

Lmod

MPI stacks (OpenMPI/MPICH/Intel MPI/HPC-X)

Job description

Parallel Works, Inc. is seeking a Senior HPC Applications Engineer to own the software stack and user experience on our ACTIVATE platform. You will support weather, AI, and scientific workloads across on-prem, cloud, and GPU providers, ensuring consistent behavior across compilers, modules, and filesystems.

The role involves escalation on build failures, multi-node runs, and throughput issues, with frequent collaboration with users to resolve root causes and deliver effective fixes.