Senior Linux System Administrator (Contract)_ On-Site, Montgomery, Alabama

Position Title: Senior Linux System Administrator (Contract)
Location: On-Site, Montgomery, AL
Contract Duration: 12 Months (Option to extend)

Background Check: Candidate must successfully pass state and federal background
checks.

Required Qualifications & Technical Skills
· 8+ years of hands-on Linux administration in enterprise or government
environments, with deep expertise in current Ubuntu Server LTS releases.
· Working knowledge of Azure as an operating environment for Linux VMs,
including networking, managed identity, and Key Vault integration.
· Experience with Azure DevOps, including pipelines, repositories, and CI/CD
workflows involving Linux systems.
· Experience with Docker on Linux, including secrets management approaches for
containers running outside of managed clusters.
· Advanced Bash scripting and working PowerShell proficiency for cross-platform
automation.
· Understanding of UFW, SSH hardening, AppArmor, and SSL/TLS certificate
management.
· Proficiency with systemd, kernel tuning via /etc/sysctl.conf, PAM, auditd, and log
rotation.
· Ability to work independently with limited dedicated Linux peer support, as part of
a small, cross-functional IT and security team.