Senior Linux Admin – Onsite Azure & DevOps (Contract)

Global Technical Talent, an Inc. 5000 Company

Montgomery (AL)

On-site

USD 96,000 - 99,000

Full time

13 hours ago

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Benefits offered by this job

Medical, Vision, and Dental Insurance

401k Retirement Fund

Job summary

Global Technical Talent, an Inc. 5000 Company, seeks a Senior Linux Administrator for an on-site 1-year contract in Montgomery, AL.

You will operate, secure, and optimize Linux systems (RHEL/Ubuntu) across on-prem and Azure environments, with focus on Azure DevOps pipelines and container workloads. Qualifications include 8+ years in Linux, Ubuntu/Debian expertise, Azure tooling, Bash/PowerShell scripting, and CIS security controls.

Qualifications

8+ years of hands-on Linux administration in enterprise or government environments.
Deep expertise with current Ubuntu Server LTS releases and RHEL.
Experience with Azure DevOps, pipelines, repositories, and CI/CD workflows involving Linux.
Experience with Docker on Linux, including secrets management for containers outside managed clusters.
Advanced Bash scripting and PowerShell 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 in a small IT/security team.

Responsibilities

Administer, configure, troubleshoot, and maintain production and non-production RHEL and Ubuntu Server VMs and physical servers.
Maintain CIS-aligned hardening on Ubuntu systems and work with Azure Defender for Cloud and Azure Policy.
Manage patching through Ubuntu Pro (Livepatch and ES) and APT, minimizing downtime.
Write and maintain automation in Bash and PowerShell for a mixed Linux/Azure environment.
Familiarity with on-prem Azure DevOps for source control, pipelines, and CI/CD supporting Docker configuration and deployment to Linux.
Support Docker workloads running on standalone Linux VMs and integrate with Azure Key Vault / Azure Container Registry.
Maintain SSSD-based identity integration, sudoers governance, and PAM configuration.
Manage LVM, filesystems (XFS/EXT4), and partition layouts per CIS guidance.
Collaborate with cybersecurity team to support audit findings and logging via auditd and Azure-native tooling.