Mission-Critical Linux Systems Engineer | TS/SCI

J&T Business Consulting; New York (NY); On-site; USD 145,000 - 172,000; Full time

Job summary

J&T Business Consulting is seeking a Systems Engineer 2 in Columbia, United States, to deliver Linux systems administration and operations support in a high-availability enterprise environment. The role emphasizes command-line maintenance, system health monitoring, and ensuring mission continuity through robust pipeline management.

The candidate should have 5+ years of hands-on Linux experience and hold a TS/SCI clearance with polygraph.

Qualifications

• Minimum of five (5) years of hands-on Linux systems administration experience.
• Active TS/SCI with Polygraph clearance is required.
• Solid command-line proficiency across Linux environments and shell navigation.

Responsibilities

• System Administration: perform Linux OS administration, configuration, maintenance, and patching via command line.
• Pipeline & Messaging Management: monitor and maintain application, data, and messaging pipelines for mission continuity.
• Troubleshooting & Remediation: diagnose and resolve infrastructure and OS defects and bottlenecks.
• Operational Readiness: ensure mission system uptime and respond to alerts following SOPs.
• Collaboration & Handoffs: document operations, update tracking systems, and coordinate with teammates on handoffs.

Skills

Linux admin

Command-line

On-call readiness

Tools

Bash/Shell

Job description

J&T Business Consulting is seeking a Systems Engineer 2 in Columbia, United States, to deliver Linux systems administration and operations support in a high-availability enterprise environment. The role emphasizes command-line maintenance, system health monitoring, and ensuring mission continuity through robust pipeline management.

The candidate should have 5+ years of hands-on Linux experience and hold a TS/SCI clearance with polygraph.