Senior HPC Architect - Lead Secure, Scalable HPC Platforms

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

Benefits offered by this job

Flexible work hours

On-site fitness facilities

Relocation assistance

Employee discounts

Job summary

Oak Ridge National Laboratory (ORNL) seeks a Senior HPC Architect to lead the architecture, design, and evolution of high-performance computing platforms for open research and classified missions. You will translate mission requirements into scalable, reliable HPC architectures spanning compute, interconnects, storage, and user-facing services.

The role requires deep expertise in modern HPC system architecture, GPU-centric platforms, cluster scheduling, Linux at scale, and rigorous performance

Qualifications

• BS degree in Computer Science, Engineering, or related field
• 8+ years of HPC engineering and system architecture experience
• Experience in high-security or regulated environments
• Strong HPC cluster management and scheduling experience
• Experience with HPC performance monitoring tools (Grafana, Nagios, Ganglia)
• Ability to write technical documentation and communicate with stakeholders

Responsibilities

• Lead the design and deployment of HPC systems meeting performance, reliability, and security requirements
• Define reference architectures for compute, network, storage, and platform services
• Produce architecture diagrams, standards, and runbooks
• Mentor engineers and coordinate delivery across infrastructure, security, and scientific programs

Skills

HPC architecture

Cluster operations

Performance optimization

Automation

Infrastructure as Code

Docker

Kubernetes

Security compliance

Vlplatform knowledge

Education

BS degree in Computer Science or Engineering

Tools

Grafana

Nagios

Ganglia

Docker

Kubernetes

VMware

Terraform

Job description

Oak Ridge National Laboratory (ORNL) seeks a Senior HPC Architect to lead the architecture, design, and evolution of high-performance computing platforms for open research and classified missions. You will translate mission requirements into scalable, reliable HPC architectures spanning compute, interconnects, storage, and user-facing services.

The role requires deep expertise in modern HPC system architecture, GPU-centric platforms, cluster scheduling, Linux at scale, and rigorous performance