Role: Linux Systems Administrator (Vulnerability, Patching, and Hardening)

Location: Greensboro, NC

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 complianc...