Linux Systems Engineer II — TS/SCI Clearance

J&T Business Consulting

New York (NY)

On-site

USD 145,000 - 172,000

Full time

2 days ago

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Benefits offered by this job

Health insurance

401(k) retirement plan

Paid time off

Life insurance

Tuition reimbursement

Job summary

J&T Business Consulting in Columbia is seeking a Systems Engineer 2 with TS/SCI clearance and polygraph to deliver Linux system administration in a high-availability environment. The role focuses on command-line maintenance, health monitoring, and ensuring secure data and messaging pipelines.

The position offers on-call rotations, 6:00 AM–6:00 PM core hours, and shift differential for after-hours coverage. The ideal candidate has 5+ years of hands-on Linux experience and strong shell skills,

Qualifications

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

Responsibilities

System Administration: Execute routine and advanced Linux OS administration, configuration, maintenance, and patching using command-line interfaces.
Pipeline & Messaging Management: Oversee, monitor, and maintain application, data, and messaging pipeline performance to support mission continuity.
Troubleshooting & Remediation: Independently isolate, troubleshoot, and resolve infrastructure and operating system defects, bottlenecks, and anomalies.
Operational Readiness: Ensure mission system uptime, adhere to standard operational procedures, and respond swiftly to automated system alerts.
Collaboration & Handoffs: Maintain clear operational documentation, update tracking systems, and coordinate closely with team members during operational handoffs.