Key Responsibilities
Administer and support Red Hat Linux, Solaris, and Oracle Linux systems.
Handle OS installation, configuration, patching, and troubleshooting activities.
Implement and manage virtualization technologies in the environment.
Configure and support clustering for high availability and fault tolerance.
Perform user and group account management in line with security policies.
Monitor server health: disk space, CPU, memory, network usage, and concurrent logins.
Conduct scheduled backups and ensure compliance with company policies.
Provide remote and on-site OS support for critical deployments.
Liaise with vendors to resolve hardware and software issues.
Ensure system hardening and assist the security team with audits and remediation.
Lead technology refresh projects within the infrastructure domain.
Requirements
Bachelor’s degree in computer science, Information Technology, or a related field.
Minimum of 8 years of post-NYSC experience in Unix/Linux system administration.
Strong knowledge of Red Hat, Solaris, and Oracle Linux operating systems.
Solid experience in virtualization platforms (e.g., VMware, KVM).
Familiarity with enterprise clustering, storage, and backup systems.
Demonstrated experience working in Telco or Tech industry environments.
Strong troubleshooting and performance tuning skills.
Industry certifications (e.g., RHCSA, RHCE) are highly desirable.
Windows Server experience or certification is an added advantage.