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Linux Subject Matter Expert

Nam Info Inc — United States · Posted ~2 hours ago

Senior Full-time

Skills

Red Hat Enterprise Linux Linux administration Ansible System troubleshooting AWS Linux

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Summary ✨ AI‑Generated

A Linux infrastructure expert role focused on advanced system administration, automation, clustering, cloud operations, troubleshooting, and reliability improvements.

Highlights

Work with mission-critical Linux environments, automation, cloud workloads, security practices, and high-availability systems.

Description

Job Description: Role Descriptions: Linux Subject Matter Expert (SME) with strong L3-level expertise in Red Hat Enterprise Linux. Strong clustering knowledge, automation experience using Ansible. Working knowledge of Amazon Web Services (AWS) and strong collaboration skills. Key responsibilities • Provide L3-level support for Red Hat Enterprise Linux systems in mission-critical environments. • Troubleshoot complex OS, performance, storage, network, and application-level issues. • Manage and support Red Hat Cluster environments ensuring high availability and business continuity. • Perform root cause analysis (RCA) and implement preventive measures. • Automate system administration and configuration management tasks using Ansible. • Implement system hardening, patching, upgrades, and security best practices. • Work on system performance tuning and capacity planning. • Collaborate with application, network, storage, and security teams. • Support cloud-based Linux workloads in AWS (EC2, EBS, VPC, IAM – good to have). • Participate in on-call rotation and provide 24x7 production support. • Prepare and maintain technical documentation and SOPsDesirable Skills: Keyword: Skills: Unix / Linux Basics and Commands~RedHat Linux Experience Required: 4-6