HPC Site Reliability Engineer – On-Site ORNL

Hewlett Packard Enterprise Company; Nashville (TN); On-site; USD 124,000 - 285,000; Full time

Job summary

Hewlett Packard Enterprise Company seeks a Systems Analyst (Site Reliability Engineer) to support Oak Ridge National Lab in a security-focused role requiring DOE Q clearance. You will deploy, maintain, and optimize large-scale HPC software infrastructure on-site in Oak Ridge, ensuring reliability for cutting-edge research.

US citizenship is required with Top-Secret clearance at minimum; SCI is a plus. This entails on-site daily work with hardware and software in a high-performance environment.

Qualifications

• HPC System Experience: Experience using SLURM-based HPC systems, both as a user and preferably as a system administrator.
• Technical Skills: Proficient in Linux, Python, and Bash scripting. Familiarity with C++/Fortran-based HPC application development, GPUs, MPI, and high-performance computing tools.
• Application Build and Configuration Knowledge: Strong understanding of application build processes, including compiler configurations, library integration, and dependency management, to effectively set up environments, perform upgrades, and troubleshoot build and runtime issues.
• Log analysis: Experience in large-scale log analysis and troubleshooting performance, bugs or system failures.
• Communication Skills: Strong written and verbal communication skills, with the ability to document and share knowledge effectively with internal teams and end-users.
• Industry Knowledge: Familiarity with emerging HPC trends, system architectures, and optimization strategies.

Responsibilities

• Maintain and optimize compute infrastructure across multiple large-scale HPC systems.
• Participate in the deployment, testing, and validation of live high-performance computing clusters.
• Troubleshoot node failures by analyzing OS internals, compiler behavior, and system logs, coordinating with internal subject-matter experts as needed.
• Conduct routine and on-demand maintenance, troubleshooting, and performance tuning for large-scale HPC environments.
• Collaborate with researchers, engineers, and technical staff to open, maintain and close tickets to ensure system reliability and efficiency for high-stakes, high-performance scientific research.
• Investigate and document complex software and system-level issues, acting as a bridge between users and HPE internal teams.
• Develop and implement automation tools, scripts, and monitoring solutions to streamline system management.
• Stay up to date with advancements in HPC technologies, including GPU acceleration (e.g., ROCm), parallel computation (Cray PE, MPI/OpenMP), and performance tuning.

Skills

Linux

Python

Bash scripting

C++/Fortran HPC

MPI/OpenMP

GPU acceleration ROCm

HPC tooling

Education

BS/MS in Computer Science or Computer Engineering

Tools

SLURM

Job description

Hewlett Packard Enterprise Company seeks a Systems Analyst (Site Reliability Engineer) to support Oak Ridge National Lab in a security-focused role requiring DOE Q clearance. You will deploy, maintain, and optimize large-scale HPC software infrastructure on-site in Oak Ridge, ensuring reliability for cutting-edge research.

US citizenship is required with Top-Secret clearance at minimum; SCI is a plus. This entails on-site daily work with hardware and software in a high-performance environment.