Linux Systems Admin

Linux Systems Admin

Killeen, TX – Onsite 5 days per week

Full-Time/Direct Hire

Salary: Up to $93k, depending on experience

Position Summary

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 DevOps 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 (OpenShift, 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

• Operating Systems: Linux (Red Hat), Windows
• Containerization: OpenShift, Kubernetes, Docker
• DevOps & CI/CD: Git, CI/CD pipelines, automation practices
• Infrastructure as Code: Terraform, Ansible
• Monitoring & Logging: Prometheus, Grafana, ELK Stack, Splunk
• Security: Web application security fundamentals, vulnerability awareness, patch management, and system hardening

Certifications (Preferred)

• RHCSA or RHCE
• MCSE
• CKA or CKAD
• OpenShift Certification