System Administrator, Linux

Responsibilities

• Administer Linux servers and operating systems across development, test, and production environments.
• Monitor system health, performance, and availability.
• Perform operating system installations, upgrades, and patching.
• Implement and maintain security controls and compliance requirements.
• Troubleshoot and resolve hardware, software, and infrastructure issues.
• Manage user accounts, permissions, and authentication services.
• Maintain backup and recovery processes.
• Develop and maintain infrastructure automation solutions.
• Create and update technical documentation, procedures, and system diagrams.
• Participate in incident response, root cause analysis, and problem resolution.
• Support change management and system maintenance activities.
• Collaborate with application, network, security, and cloud teams.

Qualifications

• Bachelor's degree in Information Technology, Computer Science, Information Systems, or related field; or equivalent work experience.
• Relevant certifications preferred (RHCSA, RHCE, Linux+, LPIC, AWS SysOps, or equivalent).
• 3+ years of experience administering Linux operating systems in enterprise environments.
• Experience supporting physical, virtual, and cloud-hosted Linux servers.
• Experience with enterprise monitoring, backup, and security tools.
• Strong experience with Linux distributions such as:
• Red Hat Enterprise Linux (RHEL)
• Rocky Linux
• AlmaLinux
• Ubuntu
• SUSE Linux Enterprise

System Administration

Scripting and Automation

Networking

Virtualization and Cloud

Security

Monitoring and Logging

Storage and Backup

Preferred Skills

• Container technologies (Docker, Podman).
• Kubernetes or OpenShift administration.
• Configuration management tools (Ansible, Puppet, Chef).
• DevOps practices and CI/CD pipelines.
• Git version control.
• Infrastructure as Code (Terraform).
• Enterprise directory services integration.
• Experience in highly available and clustered environments.

Soft Skills

• Strong analytical and troubleshooting abilities.
• Excellent written and verbal communication skills.
• Ability to work independently and within a team environment.
• Strong organizational and time-management skills.
• Customer service and stakeholder engagement skills.
• Ability to manage multiple priorities in a fast-paced environment.

Physical and Operational Requirements

• Ability to participate in on-call rotations and after-hours support.
• Ability to support maintenance windows during evenings or weekends as needed.
• Ability to lift and install server hardware when required.
• Must be able to obtain and maintain any required security clearances.

Success Factors