Linux Administrator

Our client, a multinational telecommunications technology company, has an urgent, immediate need for a Linux RHEL System Administrator to join their infrastructure team. This is a great opportunity for a hands-on Linux professional who thrives in fast-paced, enterprise-scale environments and wants to work on business-critical systems supporting a global telecom platform. The ideal candidate brings strong foundational expertise in Red Hat Enterprise Linux (RHEL) configuration, troubleshooting, and administration, with a track record of keeping large, complex environments secure, stable, and performant.

Exposure to cloud platforms and Dev Ops tooling is a strong plus.

• Administer, configure, and maintain RHEL-based Linux servers across production, staging, and development environments
• Perform system installations, 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 drive root
  - -cause analysis
• Implement and maintain security best practices, including SELinux, firewall configuration, and vulnerability remediation
• Support backup, recovery, and disaster recovery processes
• Collaborate cross-functionally with application, network, and security teams to support business-critical workloads
• Document system configurations, procedures, and operational standards

Join a global telecommunications leader and work on infrastructure that powers mission-critical systems s is an urgent need - qualified candidates will be moved through the process quickly.

• 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, GCP) are a plus.
• 5 to 7 years Experience
• 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.

• Experience with cloud platforms such as AWS, Azure, or GCP.
• Knowledge of Infrastructure as Code tools (Terraform).
• Exposure to CI/CD pipelines and tools like Jenkins, Git Lab CI, or Git Hub Actions.
• Familiarity with configuration management tools (Ansible, Puppet, Chef).
• Understanding of containerization (Docker) and orchestration (Kubernetes, Open Shift).
• Experience with monitoring tools (Prometheus, Grafana, Nagios, Zabbix).