Linux RHEL Engineer

Job Title: Linux RHEL System Administrator

Location: Plano, TX

Duration: 12 Month

Work Mode: Onsite

Overview

We are seeking Linux RHEL System Administrator with strong foundational expertise in Red Hat Enterprise Linux configuration, troubleshooting, and system administration. The ideal candidate will have deep hands-on experience managing enterprise Linux environments and ensuring system reliability, security, and performance. Experience with cloud platforms and DevOps tools is a plus.

Key Responsibilities

• Administer, configure, and maintain RHEL-based Linux servers across production, staging, and development environments.
• Perform system installation, patching, upgrades, kernel tuning, and performance optimization.
• Manage user accounts, permissions, file systems, storage, and networking configurations.
• Monitor system health, automate routine tasks, and ensure high availability and uptime.
• Troubleshoot complex OS-level issues and provide root-cause analysis.
• Implement and maintain security best practices, including SELinux, firewalls, and vulnerability remediation.
• Support backup, recovery, and disaster recovery processes.
• Collaborate with application, network, and security teams to support business-critical workloads.
• Document system configurations, procedures, and operational standards.

Required Skills & Qualifications

• Strong hands-on experience with Linux RHEL system administration in enterprise environments.
• Deep understanding of:
• System configuration and hardening
• Networking fundamentals (DNS, DHCP, routing, firewalls)
• Storage management (LVM, NFS, iSCSI)
• System monitoring and log analysis
• Proficiency with shell scripting (Bash, sh) for automation.
• Experience with package management (YUM, DNF) and system services (systemd).
• Working knowledge of LDAP (NSS/PAM/SSSD) and Sendmail/SMTP
• Database exposure
• Strong troubleshooting and analytical skills.

Good-to-Have (Cloud & DevOps Skills)

• Experience with cloud platforms such as AWS, Azure, or Google Cloud Platform.
• Knowledge of Infrastructure as Code tools (Terraform).
• Exposure to CI/CD pipelines and tools like Jenkins, GitLab CI, or GitHub Actions.
• Familiarity with configuration management tools (Ansible, Puppet, Chef).
• Understanding of containerization (Docker) and orchestration (Kubernetes, OpenShift).
• Experience with monitoring tools (Prometheus, Grafana, Nagios, Zabbix).

Education & Certifications (Preferred)

• Bachelor s degree in Computer Science, Information Technology, or related field.
• Red Hat certifications such as RHCSA, RHCE are highly desirable.
• Cloud certifications (AWS, Azure, Google Cloud Platform) are a plus.