Linux Systems Administrator - Greensboro, NC(Onsite)

Role: Linux Systems Administrator (Vulnerability, Patching, and Hardening)
Location: Greensboro, NC(Onsite)

Looking For W2 No C2C

Job Description:

Exp Required: 10+ Years

• Performs hands-on vulnerability remediation, patch deployment, and secure configuration hardening for Linux environments.
• Ensures changes are executed safely in production, validated through Qualys Vulnerability Management, and measured through program metrics and service level agreement reporting.

Essential functions:

• Review Qualys Vulnerability Management findings for Linux systems and define remediation plans aligned to maintenance windows.
• Execute Linux patching using approved automation where available and manual methods where required; validate successful installation and service stability.
• Implement Linux hardening baselines including secure Secure Shell configuration, service minimization, authentication controls, file permissions, and logging standards.
• Validate remediation closure through Qualys rescans and system compliance checks; maintain required evidence and documentation.
• Troubleshoot patch-related impacts and coordinate restoration; perform root cause analysis for recurring issues.
• Produce metrics for remediation throughput, vulnerability aging, patch success rates, and hardening compliance; support service level agreement reporting.

Required qualifications:

• Five or more years of direct, hands-on Linux administration and production patching experience.
• Demonstrated experience implementing and validating hardening configurations in production.
• Hands-on experience using Qualys Vulnerability Management for remediation validation and closure.

Preferred qualifications:

• Hospital information technology experience strongly preferred; broader healthcare experience preferred.
• Certifications highly desirable: Red Hat Certified System Administrator, Red Hat Certified Engineer, CompTIA Security+, or equivalent.

Work schedule expectations:

• Participation in scheduled after-hours maintenance windows as required.

Best Regards:

Peerbhi SK
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