On-Site HPC Systems Engineer (TS/SCI)

EITR Technologies LLC; Annapolis (MD); On-site; USD 120,000 - 180,000; Full time

Job summary

EITR Technologies is hiring a Linux Systems Engineer to sustain large HPC environments supporting national security missions in an on-site Annapolis Junction facility.

You will manage production Linux systems, run upgrades, evaluate new hardware in labs, and collaborate with government stakeholders and OEMs to improve tooling and processes. The role requires TS/SCI clearance with FSP, DoD 8570 IAT II readiness, and strong scripting capabilities.

Qualifications

• Bachelor's degree or 8+ years of relevant experience in lieu of a degree.
• Strong hands-on Linux administration experience (Red Hat, CentOS, and/or SUSE).
• Experience supporting HPC clusters, parallel file systems (Lustre, GPFS), high-speed interconnects (InfiniBand, Slingshot), large-scale storage systems, or client/server infrastructure.
• Experience providing Tier 1/Tier 2 operational support in a production environment.
• DoD 8570 IAT Level II certification (e.g., Security+ CE, CCNA Security, GSEC) — current, or ability to obtain prior to start.
• Active TS/SCI clearance with Full Scope Polygraph completed within the last 7 years.

Responsibilities

• Administer, patch, and troubleshoot enterprise Linux systems (Red Hat, CentOS, SUSE) in production HPC environments.
• Support large parallel file systems (Lustre, GPFS) and high-speed interconnects (InfiniBand, Slingshot) including performance and health troubleshooting.
• Provide Tier 1/Tier 2 operational support: triaging tickets, diagnosing node and job failures, coordinating hardware break/fix with vendors.
• Handle node life cycle work at scale: provisioning, imaging, firmware updates, and validation of new hardware.
• Script and automate routine tasks (Bash, Python) to keep thousands of nodes consistent.
• Maintain security compliance in an accredited environment (STIGs, vulnerability remediation).
• Participate in maintenance windows and system upgrades, and document procedures and runbooks as you go.
• Get hands-on with emerging compute, storage, and networking technology through lab evaluations with vendor partners.

Skills

Linux administration

HPC clusters

Lustre

GPFS

InfiniBand

Tier 1/2 support

Bash scripting

Python scripting

Security compliance

STIGs

IAT II

TS/SCI clearance

Vendor coordination

Lab evaluations

Ansible

Monitoring (Nagios/Prometheus/Grafana)

Education

Bachelor's degree

8+ years experience in lieu of degree

Tools

Red Hat

CentOS

SUSE

Lustre

GPFS

InfiniBand

Job description

EITR Technologies is hiring a Linux Systems Engineer to sustain large HPC environments supporting national security missions in an on-site Annapolis Junction facility.

You will manage production Linux systems, run upgrades, evaluate new hardware in labs, and collaborate with government stakeholders and OEMs to improve tooling and processes. The role requires TS/SCI clearance with FSP, DoD 8570 IAT II readiness, and strong scripting capabilities.