Linux RHEL System Administrator

Job Title: Linux RHEL System Administrator
Location: Plano, TX (Onsite)

About the Role

AgreeYa Solutions is seeking an experienced Linux RHEL System Administrator with strong foundational expertise in Red Hat Enterprise Linux (RHEL) 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.
• Familiarity with virtualization technologies (VMware, KVM, etc.).
• Strong troubleshooting and analytical skills.

Good-to-Have Skills

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

Education & Certifications (Preferred)

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

Soft Skills

• Strong communication and documentation abilities.
• Ability to work independently and collaboratively in a fast-paced environment.
• Excellent problem-solving skills with strong attention to detail.
• Commitment to continuous learning and staying current with emerging technologies.

About AgreeYa Solutions

AgreeYa Solutions is a global technology and professional services company specializing in delivering innovative IT solutions, digital transformation, cloud, data, AI, cybersecurity, and enterprise application services. We partner with leading organizations to help solve complex business challenges through technology, innovation, and top-tier talent. Join AgreeYa to work on impactful projects while advancing your career in a collaborative and growth-oriented environment.