Senior HPC Engineer for Classified Computing

ORNL; Tennessee; Hybrid; USD 130,000 - 190,000; Full time

Benefits offered by this job

Medical plan

Retirement plan

Flexible work hours

On-site fitness facilities

Cafeteria facilities

Prescription Drug Plan

Dental plan

Vision plan

401(k) Retirement Plan

Life Insurance

Job summary

ORNL seeks a Senior HPC Engineer for Classified Computing to lead design, deployment, and management of secure HPC systems in a classified environment. You will collaborate with security teams, scientists, and IT leadership to ensure performance and compliance.

Qualified candidates will have extensive HPC architecture experience, cluster management skills, and a strong background in security policies, with proficiency in SLURM/PBS/Moab, Linux, and parallel programming frameworks.

Qualifications

• BS in computer science, engineering, or a related field and a minimum of 12 years of relevant experience.
• 6 years of experience in HPC engineering, focusing on cluster management, parallel computing, and performance optimization.
• Experience in classified environments with security policies, compliance frameworks (e.g., NIST, DISA STIGs).
• HPC systems architecture experience with cluster management tools (SLURM, PBS, Moab).
• Linux system administration with scripting/automation (Bash, Python, Ansible).
• Experience with performance tuning/benchmarking tools (Ganglia, Grafana).
• Experience with parallel programming frameworks (MPI, OpenMP, CUDA) and high-performance interconnects (InfiniBand).
• Active DOE Q, active DOD Top Secret, or active DOD TS/SCI clearance is required for consideration.

Responsibilities

• Lead the design and deployment of HPC systems to meet computational and security requirements in a classified environment.
• Create and maintain detailed documentation of HPC architectures, configurations, and procedures.
• Oversee installation, configuration, and management of HPC clusters for performance, scalability, and reliability.
• Implement and manage job scheduling, resource allocation, and load balancing to optimize HPC resources.
• Ensure HPC systems comply with security policies and regulatory requirements; collaborate with security teams on vulnerabilities.
• Monitor and optimize HPC performance; diagnose and resolve complex issues to minimize downtime.
• Lead HPC-related projects from planning through implementation and support; mentor junior engineers.

Skills

HPC architecture

Cluster management

Parallel computing

Security policies/compliance

Linux administration

Python/Bash scripting

MPI/OpenMP/CUDA

InfiniBand/ HPC interconnects

Education

Bachelor's degree in Computer Science or Engineering

Tools

SLURM

PBS

Moab

Ganglia

Grafana

InfiniBand

Job description

ORNL seeks a Senior HPC Engineer for Classified Computing to lead design, deployment, and management of secure HPC systems in a classified environment. You will collaborate with security teams, scientists, and IT leadership to ensure performance and compliance.

Qualified candidates will have extensive HPC architecture experience, cluster management skills, and a strong background in security policies, with proficiency in SLURM/PBS/Moab, Linux, and parallel programming frameworks.