Senior HPC Architect: Secure, Scalable Research Platforms

Oak Ridge National Laboratory; Oak Ridge (TN); On-site; USD 150,000 - 210,000; Full time

Benefits offered by this job

Medical plan

Retirement plan

Relocation assistance

Wellness programs

On-site amenities

Job summary

Oak Ridge National Laboratory is seeking a Senior HPC Architect to lead the architecture, design, and evolution of high-performance computing platforms supporting open research and classified computing missions.

You will drive end-to-end technical direction, develop reference architectures, guide system design and technology selection, and ensure operational excellence through automation and observability. Strong leadership and collaboration with cybersecurity are essential.

Qualifications

• BS degree in Computer Science, Engineering, or related field.
• 8+ years of experience in HPC engineering with system architecture, cluster operations, parallel computing, and performance optimization.
• Experience in high-security or regulated environments.
• Strong HPC cluster management and scheduling experience.
• Experience with HPC performance monitoring/benchmarking tools (Grafana, Nagios, Ganglia).
• Ability to write clear technical docs and communicate with engineers and non-engineers.

Responsibilities

• Lead the design and deployment of HPC systems meeting performance, reliability, and security requirements for research and/or classified environments.
• Define and maintain reference architectures for compute, network, storage, and platform services.
• Produce and maintain architecture diagrams, configuration standards, and operational procedures.
• Guide system and accelerator architecture decisions with GPU/accelerator impact on datacenter and AI/HPC workloads.

Skills

HPC architecture

Cluster operations

Performance optimization

Linux at scale

Security/regulatory compliance

Documentation & communication

Mentorship

Education

Bachelor's degree in Computer Science, Engineering, or related field

Tools

Ansible

Puppet

Chef

Kickstart

Satellite

Docker

Kubernetes

Kubeflow

Grafana

Nagios

Ganglia

Job description

Oak Ridge National Laboratory is seeking a Senior HPC Architect to lead the architecture, design, and evolution of high-performance computing platforms supporting open research and classified computing missions.

You will drive end-to-end technical direction, develop reference architectures, guide system design and technology selection, and ensure operational excellence through automation and observability. Strong leadership and collaboration with cybersecurity are essential.