Senior HPC Software Engineer – Research Clusters & Tools

UT-Battelle; Oak Ridge (TN); On-site; USD 110,000 - 150,000; Full time

Benefits offered by this job

Relocation assistance

Health benefits

Education assistance

Life Insurance

Wellness programs

Job summary

UT-Battelle in Oak Ridge, TN seeks a HPC Software Engineer to design, operate, and maintain clusters, servers, and workstations that support cutting‑edge scientific research. You will collaborate with researchers and IT teams to deploy scalable software, optimize workflows, and ensure reliable performance across distributed HPC environments.

Responsibilities include developing scientific software, enabling reproducible pipelines, and contributing to automation, testing, and packaging within a

Qualifications

• BS degree in computer science, computer engineering, information technology, information systems, science, engineering, business, or a related discipline with at least 5 years of aligned experience.
• 3+ years managing UNIX/Linux systems.
• 3+ years of experience with configuration management and automation tools (Git, Jenkins, Ansible, Puppet).
• Proficiency in scripting languages such as Bash or Python.
• Experience with Linux server administration and large data systems.
• Excellent written and oral communication skills; ability to work independently and in teams.

Responsibilities

• Advocate and promote HPC and clustered computing software solutions to researchers.
• Design, develop, optimize, and maintain scientific software, workflows, libraries, and tools for production HPC environments.
• Ensure the performance, scalability, portability, reliability, and maintainability of software running on production systems.
• Leverage automation, testing, and modern software engineering practices to minimize maintenance overhead and improve software quality and reproducibility.
• Collaborate with technical points of contact and research teams to install, port, optimize, benchmark, and tune scientific applications and toolsets.
• Support software environments for a wide range of computational workflows, including parallel and distributed applications, data‑intensive pipelines, and accelerator‑enabled workloads.
• Work closely with system administrators, infrastructure engineers, and researchers to align software solutions with available compute, storage, and networking resources.
• Contribute to CI/CD practices, software packaging, documentation, and sustainable development workflows for research computing environments.
• Deliver ORNL’s mission by aligning behaviors, priorities, and interactions with our core values of Impact, Integrity, Teamwork, Safety, and Service.

Skills

UNIX/Linux administration

Scripting (Bash/Python)

Troubleshooting

Communication skills

Self-motivation

Education

Bachelor’s degree in CS/Engineering/IT or related field

Tools

Git

Jenkins

Ansible

Puppet

Job description

UT-Battelle in Oak Ridge, TN seeks a HPC Software Engineer to design, operate, and maintain clusters, servers, and workstations that support cutting‑edge scientific research. You will collaborate with researchers and IT teams to deploy scalable software, optimize workflows, and ensure reliable performance across distributed HPC environments.

Responsibilities include developing scientific software, enabling reproducible pipelines, and contributing to automation, testing, and packaging within a