Senior HPC Systems Engineer: Slurm, GPU & Hybrid Clusters

Parallel Works; United States; Hybrid; USD 180,000 - 230,000; Full time

Benefits offered by this job

Medical, vision, and dental coverage

401(k) with company match

Paid vacation & sick time

Short term disability

Job summary

Parallel Works is seeking a Senior HPC Systems Engineer to design, operate and secure GPU-accelerated clusters behind defense and research programs. You will manage GPU node bring-up, Slurm configuration, fabric and storage troubleshooting, and security hardening across on-prem and government cloud environments.

The role is senior, handling escalations, coordinating with site staff, and mentoring junior engineers while ensuring high availability and compliance in risk-conscious environments.

Qualifications

• 10+ years operating production Linux systems across multiple distributions (RHEL/ Rocky/ Alma on Gov side; Debian/Ubuntu on commercial GPU side).
• Experience with Slurm, HPC scheduling, and cluster hardening in a hybrid environment.
• Proficiency with Bash and Python scripting.
• DevOps tooling experience with infrastructure as code (Ansible, Terraform).
• Security and incident response involving STIGs, FIPS cryptography, and secure network configurations.

Responsibilities

• Operate and scale production Slurm clusters with proper configuration (slurmctld, slurmdbd, partitions, QOS).
• Connect customer clusters to the control plane and harmonize site schedulers and identities.
• Provision bare metal hardware, manage firmware, rack networking, and out-of-band management.
• Validate GPU nodes, manage driver stacks, NVLink, InfiniBand, and NCCL tuning.
• Tune storage for high throughput and implement IaC pipelines (Ansible/Terraform).
• Handle security escalation, STIG hardening, and Tier 3 incident response.
• Lead on-call rotations and mentor junior engineers.

Skills

Linux system administration

Scripting (Bash, Python)

DevOps

Security hardening

Team collaboration

Education

Bachelor's degree in a related field

Tools

Slurm

Kubernetes/OpenShift

Ansible/Terraform

InfiniBand/NVLink networks

Job description

Parallel Works is seeking a Senior HPC Systems Engineer to design, operate and secure GPU-accelerated clusters behind defense and research programs. You will manage GPU node bring-up, Slurm configuration, fabric and storage troubleshooting, and security hardening across on-prem and government cloud environments.

The role is senior, handling escalations, coordinating with site staff, and mentoring junior engineers while ensuring high availability and compliance in risk-conscious environments.