Linux System Administrator

Job Title

Match Insights

Job Requirements

Winchester, VA Top Secret Polygraph not specified Mid Level Career (5+ yrs experience) Salary not specified Join Premium to unlock estimated salaries

Job Description

Position Overview Provide administration, support, and operational excellence for Red Hat Enterprise Linux (RHEL) systems within a secure, mission-critical environment. Assist in integrating and managing hybrid infrastructure leveraging AWS cloud services.

Key Responsibilities

• Install, configure, patch, and maintain Red Hat Enterprise Linux (RHEL) systems in both virtualized and physical environments
• Manage AWS components such as EC2, ELB, Auto Scaling, and other relevant services
• Automate system tasks using Bash, Python, or similar scripting languages
• Implement security hardening, including system configuration baselines, vulnerability scanning, and mitigation — in compliance with federal mandates (STIGs, NIST)
• Proactively monitor performance and availability; troubleshoot and resolve system, network, and AWS integration issues
• Manage user accounts, access controls, and authentication services
• Maintain detailed documentation in tools such as Jira and Confluence
• Participate in on-call rotations to ensure high availability and rapid incident response

Qualifications Required: 5+ years of RHEL/Linux system administration experience in enterprise or secure settings Hands-on experience with AWS services (EC2, ELB, Auto Scaling, etc.) Strong scripting skills (e.g., Bash, Python) for automation tasks Experience applying system hardening and security best practices Ability to troubleshoot system and network issues across Linux and cloud environments. Top Secret clearance (SCI eligibility and willing to get CI poly) group id: 91007326