Senior Linux Administrator

San Antonio, United States | Posted on 01/29/2026

In this role, you will work with other members to mitigate vulnerabilities on Linux-based systems, implement STIGs, address POAMs, and mitigate Zero-Day vulnerabilities. Other standard Linux administration duties will be included in this role.

• Senior-level Red Hat Linux server administration experience, experience with other Linux OS versions desired, such as Ubuntu and CentOS
• Experience maintaining and administering a Red Hat Satellite server
• A good understanding of system administration tasks, package management (RPM, Yum) modules building process, and deployment
• Experience implementing logging solutions
• Experience with vulnerability remediation
• Experience in creating software/scripts to automate production systems with fluency in at least one of the following:
  Bash, Perl, Ruby, Python - appropriate use of built-in functions and libraries
• Advanced Linux System Administration, Configuration, and System Security
• Advanced systems troubleshooting skills
• Excellent written and verbal communication skills
• Strong attention to detail and problem-solving skills
• Able to work independently as well as in a team

Bachelor's with 8+ years Linux System Security, applying updates and remediating vulnerabilities (or commensurate experience)