TS/SCI Linux HPC Engineer (Onsite)

Jobless; Charlottesville, Northern (VA, KY); Hybrid; USD 100,000 - 175,000; Full time

Job summary

Plus3 IT Systems is seeking a Linux Systems Engineer (HPC) in Charlottesville, VA to deploy and sustain multi-node Linux HPC clusters, optimize schedulers, and support GPU-enabled workloads. This onsite role requires TS/SCI clearance and strong Linux administration skills.

You will automate cluster operations with Bash/Python, work with SLURM-like scheduling, and collaborate with cross-functional teams to deliver high-performance computing solutions in secure DoD or research environments.

Qualifications

• Active TS/SCI clearance required.
• Active or ability to obtain DoD 8140 IAT Level II certification (e.g., Security+)
• Bachelor's degree in Computer Science, Information Technology, Engineering or similar; an additional 4 years of experience will be considered in lieu of degree.
• Minimum 6 years of Linux systems administration experience in enterprise, research computing, or distributed compute environments.
• Demonstrated experience supporting HPC cluster platforms or distributed compute environments at scale.
• Hands-on experience with workload schedulers, queue management and job troubleshooting.
• Proficiency in Linux command-line administration, including server configuration and system troubleshooting in distributed environments.
• Ability to work onsite (hybrid and remote options not available).

Responsibilities

• Deploy, configure, and sustain multi-node Linux HPC cluster environments, including node provisioning, integration, and day-to-day operational support.
• Administer and troubleshoot workload scheduling platforms, including queue configuration, job submission workflows, and scheduler performance optimization.
• Support distributed and containerized compute workloads leveraging parallel frameworks and container technologies within the cluster environment.
• Monitor and analyze performance across compute, storage, and network layers including high-performance networking technologies and drive resolution of cluster communication issues.
• Support GPU-enabled compute environments and CUDA-based workloads, ensuring proper resource allocation and integration with the scheduling platform.
• Develop and maintain operational scripts and automation tooling (Bash, Python) to improve cluster administration efficiency and reduce manual toil.

Skills

Linux systems administration

HPC cluster

Workload schedulers

GPU/CUDA

Linux CLI

Automation scripting

Distributed compute

Education

Bachelor's degree in Computer Science, Information Technology, Engineering or similar

Tools

Ansible

Puppet

CUDA

Job description

Plus3 IT Systems is seeking a Linux Systems Engineer (HPC) in Charlottesville, VA to deploy and sustain multi-node Linux HPC clusters, optimize schedulers, and support GPU-enabled workloads. This onsite role requires TS/SCI clearance and strong Linux administration skills.

You will automate cluster operations with Bash/Python, work with SLURM-like scheduling, and collaborate with cross-functional teams to deliver high-performance computing solutions in secure DoD or research environments.