Mission-Critical Linux Systems Engineer (TS/SCI)

north point technology; Springfield (VA); On-site; USD 120,000 - 170,000; Full time

Job summary

North Point Technology is seeking a Systems Engineer with Linux administration experience to support cloud and on‑premise systems in a mission operations environment. An active TS/SCI clearance with CI Polygraph post‑hire is required, along with hands‑on Linux, HPC, and security practices for mission‑critical systems.

You will lead system changes, collaborate with government and contractor contacts, and contribute to documenting procedures, troubleshooting guides, and ISCP exercises to maintain

Qualifications

• Active TS/SCI clearance with CI Polygraph post‑hire.
• Hands-on Linux system administration in cloud and on‑prem environments.
• Experience with multi‑node HPC systems (Slurm/MPI).
• Knowledge of security compliance and STIG/IAVA remediation.
• Scripting for admin, configuration, troubleshooting, and automation.

Responsibilities

• Lead system changes and improvements; troubleshoot with government and contractor POCs.
• Proactively recommend configuration changes to improve performance.
• Maintain security documentation including SOPs and runbooks.
• Support day‑to‑day sustainment of mission‑critical infrastructure.
• Collaborate with stakeholders to ensure system security and resilience.

Skills

Linux administration

RHEL environments

HPC cluster

Slurm MPI

STIG/IAVA remediation

VM backups

ISCP exercises

Scripting

Security documentation

Education

Bachelor's degree or equivalent experience

DoD 8570 Security+ or higher

Active TS/SCI clearance

Tools

Jira

Confluence

Job description

North Point Technology is seeking a Systems Engineer with Linux administration experience to support cloud and on‑premise systems in a mission operations environment. An active TS/SCI clearance with CI Polygraph post‑hire is required, along with hands‑on Linux, HPC, and security practices for mission‑critical systems.

You will lead system changes, collaborate with government and contractor contacts, and contribute to documenting procedures, troubleshooting guides, and ISCP exercises to maintain