Linux Systems Administrator (TS/SCI) – On-Call Coverage

J&T Business Consulting; New York (NY); On-site; USD 111,000 - 135,000; Full time

Benefits offered by this job

Health insurance

401(k) plan

PTO & holidays

Tuition reimbursement

Job summary

J&T Business Consulting in Columbia, United States, seeks a Systems Administrator 1 to provide hands-on Linux administration and operational support for a mission-critical environment. You will handle command-line management, monitoring, and routine maintenance to keep data and messaging flowing reliably.

Role requires solid Linux troubleshooting experience, the ability to resolve routine to moderately complex issues, and adherence to security and operational procedures.

Qualifications

• Active TS/SCI with Polygraph clearance.
• Minimum of five (5) years of direct Linux systems administration experience.
• Solid command-line proficiency in Linux OS environments and shell navigation.

Responsibilities

• Perform daily Linux system administration, maintenance, and user management.
• Monitor and manage data and message flows across core systems.
• Investigate, diagnose, and resolve technical issues and outages.
• Ensure system availability and respond to alerts and downtime promptly.
• Document changes and coordinate maintenance with engineering teams.

Skills

Linux administration

Command-line

Troubleshooting

Job description

J&T Business Consulting in Columbia, United States, seeks a Systems Administrator 1 to provide hands-on Linux administration and operational support for a mission-critical environment. You will handle command-line management, monitoring, and routine maintenance to keep data and messaging flowing reliably.

Role requires solid Linux troubleshooting experience, the ability to resolve routine to moderately complex issues, and adherence to security and operational procedures.