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Linux Systems Admin

Job in Killeen, Bell County, Texas, 76542, USA
Listing for: GDT - General Datatech
Full Time position
Listed on 2026-05-17
Job specializations:
  • IT/Tech
    Systems Administrator
Salary/Wage Range or Industry Benchmark: 60000 - 80000 USD Yearly USD 60000.00 80000.00 YEAR
Job Description & How to Apply Below

The Linux Systems Administrator is responsible for the installation, configuration, maintenance, and support of Linux-based systems and related infrastructure. This role ensures system reliability, security, and performance while supporting modern Dev Ops practices, including containerization, automation, and CI/CD pipelines. The ideal candidate has strong technical aptitude, is self-driven, and can independently research and resolve complex issues while effectively communicating with cross‑functional teams.

Key Responsibilities
  • Install, configure, and maintain Red Hat systems and associated infrastructure
  • Support system upgrades, patching schedules, and ongoing maintenance activities
  • Ensure compliance with security standards, system hardening practices, and company policies
  • Monitor system performance and availability using logging and monitoring tools
  • Troubleshoot and resolve system, application, and infrastructure issues across Linux, Windows, and web environments
  • Administer and support containerized environments (Open Shift, Kubernetes, Docker)
  • Assist in the development and maintenance of CI/CD pipelines and automation workflows
  • Implement and manage Infrastructure as Code (IaC) solutions using tools such as Terraform and Ansible
  • Collaborate with development and operations teams to support deployment and system integration efforts
  • Maintain documentation for systems, processes, and procedures
  • Manage multiple assignments and meet project deadlines in a fast‑paced environment
Qualifications
  • 2–4 years of experience in systems administration and Red Hat
  • Bachelor’s degree in Computer Science, Computer Engineering, or related field preferred (or equivalent practical experience)
  • Hands‑on experience with Linux systems administration and Windows (required)
Technical Skills
  • Infrastructure as Code:
    Terraform, Ansible
  • Monitoring & Logging:
    Prometheus, Grafana, ELK Stack, Splunk
  • Security:
    Web application security fundamentals, vulnerability awareness, patch management, and system hardening
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