Unix Engineer at Dataflex Nigeria Limited

DataFlex Nigeria Limited is a leading IT & technology solutions and services organization with visible footprint across Nigeria. With over 3 decades of continous operation, the companyhas repeatedly succeeded in delivering IT capabilities to both private and public sectors within its focus areas. DataFlex Limited as a pioneer of Information Technology Companies in Nigeria is a leader in this space against many other IT firms that has faded away in the space of time. What has kept us in delivering value is our customer centric approach to solving organization IT challenges by offering our strategic consultation, systems integration and services required to solve complexity around businesses for success and reduced turnaround time.

At DataFlex, we think value, not just technology because we take a deep dive into your business to deliver innovative solutions tailored to meet your specific needs. We have worked with over 100 clients spread across diverse business verticals. These include BFSIs, Oil and Gas, Telco, Manufacturing, etc.

We are recruiting to fill the position below:

Job Title: Unix Engineer

Location: Victoria Island, Lagos
Employment Type: Full-time

Job Summary

• We are seeking a skilled Unix Engineer to support the administration, optimization, and security of our enterprise Unix/Linux infrastructure. The role involves system installation, configuration, automation, platform upgrades, and troubleshooting across Red Hat, Oracle Enterprise Linux, and Solaris environments.
• The successful candidate will contribute to key initiatives, including operating system migration, centralized platform management, patching, vulnerability remediation, and infrastructure modernization.

Key Responsibilities

• Install, configure, and manage Red Hat Enterprise Linux (RHEL), Oracle Enterprise Linux (OEL), and Solaris operating systems.
• Lead and support migration from Oracle Enterprise Linux to Red Hat Enterprise Linux.
• Perform operating system hardening, patching, and vulnerability remediation.
• Integrate systems with RedHat Satellite for centralized management.
• Automate routine administrative tasks using Ansible and scripting (Bash/Python).
• Manage virtualized environments including Oracle VM Manager, KVM, and VMware vCenter.
• Conduct system monitoring, capacity optimization, and performance tuning.
• Provide advanced troubleshooting and break/fix support for infrastructure issues.
• Support ITIL service management processes, including incident, change, and problem management.
• Perform platform upgrades, migrations, and lifecycle management.

Requirements

• Strong experience in Linux/Unix system administration (RHEL preferred).
• Hands-on experience with RedHat Satellite, Ansible Automation Platform, and shell scripting.
• Knowledge of DNS, NFS, LDAP/Kerberos, Apache, and NTP services.
• Experience with virtualized environments such as KVM, Oracle VM, or VMware.
• Strong problem-solving, analytical, and troubleshooting skills.
• Good communication and teamwork abilities.
• At least 5 years hands on experience.

Education & Certifications:

• Bachelor’s degree in Computer Science, Information Technology, or related field.
• Relevant certifications such as RHCE, RHCSA, or ITIL will be an advantage.

Application Closing Date
26th March, 2026.

Method of Application
Interested and qualified candidates should send their CV to: recruitment@dataflexng.com using the Job Title as the subject of the mail.