Linux Systems Administrator (TS/SCI) | On-Call

Zohorecruit; New York (NY); On-site; USD 111,000 - 135,000; Full time

Benefits offered by this job

Health & Wellness

401(k) plan with company matching

PTO & holidays

Tuition reimbursement programs

Life & disability insurance

Job summary

Zohorecruit in Columbia, United States, is seeking a Systems Administrator 1 to provide hands-on Linux administration in a mission-critical environment. You will handle command-line management, system monitoring, routine maintenance, and data/messaging flows, resolving issues with solid Linux troubleshooting skills.

The role includes coordinated business hours, 24/7 on-call rotation every 5–6 weeks, and on-call shift differentials.

Qualifications

• Active TS/SCI with Polygraph clearance is required.
• Minimum of five years of direct Linux systems administration experience (no degree required).
• Solid command-line proficiency in Linux environments and shell navigation.

Responsibilities

• Perform daily Linux OS management, maintenance, and user administration.
• Monitor data, application, and messaging flow performance across core systems.
• Investigate and resolve hardware, software, and operational bottlenecks.
• Ensure system uptime by following procedures and responding to alerts.
• Document changes and coordinate with peers during maintenance windows.

Skills

Linux administration

Command-line proficiency

System monitoring

Maintenance & troubleshooting

Data & messaging flows

On-call support

Collaboration with engineering

Job description

Zohorecruit in Columbia, United States, is seeking a Systems Administrator 1 to provide hands-on Linux administration in a mission-critical environment. You will handle command-line management, system monitoring, routine maintenance, and data/messaging flows, resolving issues with solid Linux troubleshooting skills.

The role includes coordinated business hours, 24/7 on-call rotation every 5–6 weeks, and on-call shift differentials.