Linux Administrator

TEKSYSTEMS INC.

Montgomery, AL, United States

4 days ago

Apply on www.clearancejobs.com

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Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Experience level

Expert

Experience required

8 years minimum

Working hours

Regular working hours

Job source

www.clearancejobs.com

Tech stack

Microsoft Azure Bash Shell Ubuntu (Operating System) Continuous Integration Linux Key Management Linux System Administration Windows PowerShell SSL Certificate Management Infrastructure Automation Frameworks Docker Key Vault

Requirements

8+ years of hands-on Linux administration in enterprise or government environments, with deep expertise in current Ubuntu Server LTS releases.

Skill Working knowledge of Azure as an operating environment for Linux VMs, including networking, managed identity, and Key Vault integration.

Skill Experience with Azure DevOps, including pipelines, repositories, and CI/CD workflows involving Linux systems.

Skill Experience with Docker on Linux, including secrets management approaches for containers running outside of managed clusters.

Skill Advanced Bash scripting and working PowerShell proficiency for cross-platform automation.

Skill Understanding of UFW, SSH hardening, AppArmor, and SSL/TLS certificate management.

Skill Proficiency with systemd, kernel tuning via /etc/sysctl.conf, PAM, auditd, and log rotation.

Skill Certifications: Canonical/Ubuntu certifications, CISSP, or CompTIA Security+. AZ-900 and/or AZ-104 preferred.

Skill Healthcare or public sector experience, including state agency IT environments, MARS-E, HIPAA technical safeguards, or CMS security requirements.

Skill Experience supporting development infrastructure with fast-changing workload requirements.